Circuit Breaker Parts

NAS, Inc. stocks parts for ALL types of circuit breakers.  If you do not see what you need online call us at 800-909-3660 or e-mail: sales@naswgr.com and one of our knowledgeable sales representatives will quickly help you with a quotation. 

Product lines include:
General Electric AK, AKR, AM and AMH (Magneblast) Circuit Breakers 
Westinghouse DB, DS, DH, DHP, VCP and VCP-W Circuit Breakers
ABB / ITE / BBC K-Line, LK, HK and HV Circuit breakers
Allis Chalmers LA, RL, AM, MA, FC, FB and FA Circuit Breakers

 

Westinghouse DB Circuit Breaker Parts

Westinghouse DS Circuit Breaker Parts

Westinghouse DHP Circuit Breaker Parts

Westinghouse DH Circuit Breaker Parts

General Electric Magneblast Circuit Breaker Parts

General Electric AK Circuit Breaker Parts

General Electric AKR Circuit Breaker Parts

General Electric VB1 PowerVac Circuit Breaker Parts

General Electric VB PowerVac Circuit Breaker Parts

Siemens MA Circuit Breaker Parts

Siemens FB-500 Circuit Breaker Parts

Siemens FC Circuit Breaker Parts

Siemens RL Circuit Breaker Parts

Allis Chalmers LA Circuit Breaker Parts

Allis Chalmers MC-500 Circuit Breaker Parts

ITE K-Line Circuit Breaker Parts

ITE KD Circuit Breaker Parts

ITE KC Circuit Breaker Parts

ITE KB Circuit Breaker Parts

ITE 5HV150 Circuit Breaker Parts

ITE 5HV250 Circuit Breaker Parts

 

Allis-Chalmers LA-600A/LA-800A/LA-1600A Breaker Motor Group Base- P/N: 18-657-782-256

Allis-Chalmers LA-600A/LA-800A/LA-1600A Breaker Motor Group Base- P/N: 18-657-782-256

Allis Chalmers

18-657-782-256 Allis-Chalmers Breaker Motor Group BaseType: Power Circuit Breaker Parts Model: LA-600A Ampacity: 600Amp MaxVoltage: 600 VAC Model: ...

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Allis-Chalmers LA-600A/LA-800A/LA-1600A Breaker Motor Group Insulator Kit- P/N: 18-657-800-327

Allis-Chalmers LA-600A/LA-800A/LA-1600A Breaker Motor Group Insulator Kit- P/N: 18-657-800-327

Allis Chalmers

18-657-800-327 Allis-Chalmers Breaker Motor Group Insulator KitType: Power Circuit Breaker Parts Model: LA-600A Ampacity: 600Amp MaxVoltage: 600 VA...

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Allis-Chalmers LA-600A/LA-800A/LA-1600A Breaker Mechanism Retainer- P/N: 00-673-285-063

Allis-Chalmers LA-600A/LA-800A/LA-1600A Breaker Mechanism Retainer- P/N: 00-673-285-063

Allis Chalmers

00-673-285-063 Allis-Chalmers Breaker Mechanism RetainerType: Power Circuit Breaker Parts Model: LA-600A Ampacity: 600Amp MaxVoltage: 600 VAC Model...

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Allis-Chalmers LA-600A/LA-800A/LA-1600A Breaker Mechanism Pin- P/N: 18-724-501-004

Allis-Chalmers LA-600A/LA-800A/LA-1600A Breaker Mechanism Pin- P/N: 18-724-501-004

Allis Chalmers

18-724-501-004 Allis-Chalmers Breaker Mechanism PinType: Power Circuit Breaker Parts Model: LA-600A Ampacity: 600Amp MaxVoltage: 600 VAC Model: LA-...

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Allis-Chalmers LA-600A/LA-800A/LA-1600A Breaker Mechanism Spring- P/N: 18-657-768-033

Allis-Chalmers LA-600A/LA-800A/LA-1600A Breaker Mechanism Spring- P/N: 18-657-768-033

Allis Chalmers

18-657-768-033 Allis-Chalmers Breaker Mechanism SpringType: Power Circuit Breaker Parts Model: LA-600A Ampacity: 600Amp MaxVoltage: 600 VAC Model: ...

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Allis-Chalmers LA-600A/LA-800A Breaker Plastic Rivet- P/N: 00-671-501-050

Allis-Chalmers LA-600A/LA-800A Breaker Plastic Rivet- P/N: 00-671-501-050

Allis Chalmers

00-671-501-050 Allis-Chalmers Breaker Plastic RivetType: Power Circuit Breaker Parts Model: LA-600A Ampacity: 600Amp MaxVoltage: 600 VAC Model: LA-...

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Allis-Chalmers LA-600A/LA-800A/LA-1600A Breaker Mechanism Spring & Roll Pin- P/N: 72-140-324-001

Allis-Chalmers LA-600A/LA-800A/LA-1600A Breaker Mechanism Spring & Roll Pin- P/N: 72-140-324-001

Allis Chalmers

72-140-324-001 Allis-Chalmers Breaker Mechanism Spring & Roll PinType: Power Circuit Breaker Parts Model: LA-600A Ampacity: 600Amp MaxVoltage: ...

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Allis-Chalmers LA-600A/LA-800A/LA-1600A Breaker Mechanism Pin- P/N: 18-724-501-007

Allis-Chalmers LA-600A/LA-800A/LA-1600A Breaker Mechanism Pin- P/N: 18-724-501-007

Allis Chalmers

18-724-501-007 Allis-Chalmers Breaker Mechanism PinType: Power Circuit Breaker Parts Model: LA-600A Ampacity: 600Amp MaxVoltage: 600 VAC Model: LA-...

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Allis-Chalmers LA-600A/LA-800A/LA-1600A Breaker Mechanism Pin & Spacers- P/N: 18-724-501-002

Allis-Chalmers LA-600A/LA-800A/LA-1600A Breaker Mechanism Pin & Spacers- P/N: 18-724-501-002

Allis Chalmers

18-724-501-002 Allis-Chalmers Breaker Mechanism Pin & SpacersType: Power Circuit Breaker Parts Model: LA-600A Ampacity: 600Amp MaxVoltage: 600 ...

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Allis-Chalmers LA-600A/LA-800A/LA-1600A Breaker Mechanism Roll Pin- P/N: 15-171-399-022

Allis-Chalmers LA-600A/LA-800A/LA-1600A Breaker Mechanism Roll Pin- P/N: 15-171-399-022

Allis Chalmers

15-171-399-022 Allis-Chalmers Breaker Mechanism Roll PinType: Power Circuit Breaker Parts Model: LA-600A Ampacity: 600Amp MaxVoltage: 600 VAC Model...

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Allis-Chalmers LA-600A/LA-800A/LA-1600A Breaker Mechanism Pin- P/N: 18-657-769-368

Allis-Chalmers LA-600A/LA-800A/LA-1600A Breaker Mechanism Pin- P/N: 18-657-769-368

Allis Chalmers

18-657-800-345 Allis-Chalmers Breaker Mechanism PinType: Power Circuit Breaker Parts Model: LA-600A Ampacity: 600Amp MaxVoltage: 600 VAC Model: LA-...

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Allis-Chalmers LA-600A/LA-800A/LA-1600A Breaker Mechanism Pawl- P/N: 18-657-800-345

Allis-Chalmers LA-600A/LA-800A/LA-1600A Breaker Mechanism Pawl- P/N: 18-657-800-345

Allis Chalmers

18-657-800-345 Allis-Chalmers Breaker Mechanism PawlType: Power Circuit Breaker Parts Model: LA-600A Ampacity: 600Amp MaxVoltage: 600 VAC Model: LA...

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Allis-Chalmers LA-600A/LA-800A/LA-1600A Breaker Mechanism Backup Spring- P/N: 18-657-765-130

Allis-Chalmers LA-600A/LA-800A/LA-1600A Breaker Mechanism Backup Spring- P/N: 18-657-765-130

Allis Chalmers

18-657-765-130 Allis-Chalmers Breaker Mechanism Backup SpringType: Power Circuit Breaker Parts Model: LA-600A Ampacity: 600Amp MaxVoltage: 600 VAC ...

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Allis-Chalmers LA-600A/LA-800A/LA-1600A Breaker Mechanism Spring- P/N: 18-657-768-038

Allis-Chalmers LA-600A/LA-800A/LA-1600A Breaker Mechanism Spring- P/N: 18-657-768-038

Allis Chalmers

18-657-768-038 Allis-Chalmers Breaker Mechanism SpringType: Power Circuit Breaker Parts Model: LA-600A Ampacity: 600Amp MaxVoltage: 600 VAC Model: ...

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Allis-Chalmers LA-600A/LA-800A/LA-1600A Breaker Screw - P/N: 15-171-074-010

Allis-Chalmers LA-600A/LA-800A/LA-1600A Breaker Screw - P/N: 15-171-074-010

Allis Chalmers

15-171-074-010 Allis-Chalmers Breaker ScrewType: Power Circuit Breaker Parts Model: LA-600A Ampacity: 600Amp MaxVoltage: 600 VAC Model: LA-800A Amp...

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Allis-Chalmers LA-600A/LA-800A Breaker Racking Screw Nut- P/N: 00-631-171-108

Allis-Chalmers LA-600A/LA-800A Breaker Racking Screw Nut- P/N: 00-631-171-108

Allis Chalmers

00-631-171-108 Allis-Chalmers Breaker Racking Screw NutType: Power Circuit Breaker Parts Model: LA-600A Ampacity: 600Amp MaxVoltage: 600 VAC Model:...

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Allis-Chalmers LA-600A/LA-800A Breaker Racking Screw Kit- P/N: 18-727-842-501

Allis-Chalmers LA-600A/LA-800A Breaker Racking Screw Kit- P/N: 18-727-842-501

Allis Chalmers

18-727-842-501 Allis-Chalmers Breaker Racking Screw KitType: Power Circuit Breaker Parts Model: LA-600A Ampacity: 600Amp MaxVoltage: 600 VAC Model:...

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Allis-Chalmers LA-600A/LA-800A Breaker Arc Contact & Main Contact- P/N: 71-141-803-501

Allis-Chalmers LA-600A/LA-800A Breaker Arc Contact & Main Contact- P/N: 71-141-803-501

Allis Chalmers

71-141-976-001 Allis-Chalmers Breaker Arc Contact & Main ContactType: Power Circuit Breaker Parts Model: LA-600A Ampacity: 600Amp MaxVoltage: 6...

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Allis-Chalmers LA-600A/LA-800A Breaker Connector & Screws- P/N: 71-141-386-001

Allis-Chalmers LA-600A/LA-800A Breaker Connector & Screws- P/N: 71-141-386-001

Allis Chalmers

71-141-976-001 Allis-Chalmers Breaker Connector & ScrewsType: Power Circuit Breaker Parts Model: LA-600A Ampacity: 600Amp MaxVoltage: 600 VAC M...

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Allis-Chalmers LA-600A/LA-800A Breaker Spring- P/N: 71-141-976-001

Allis-Chalmers LA-600A/LA-800A Breaker Spring- P/N: 71-141-976-001

Allis Chalmers

71-141-976-001 Allis-Chalmers Breaker SpringType: Power Circuit Breaker Parts Model: LA-600A Ampacity: 600Amp MaxVoltage: 600 VAC Model: LA-800A Am...

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Allis-Chalmers LA-600A/LA-800A Breaker Spring- P/N: 71-141-930-001

Allis-Chalmers LA-600A/LA-800A Breaker Spring- P/N: 71-141-930-001

Allis Chalmers

71-141-930-001 Allis-Chalmers Breaker SpringType: Power Circuit Breaker Parts Model: LA-600A Ampacity: 600Amp MaxVoltage: 600 VAC Model: LA-800A Am...

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Allis-Chalmers LA-600A/LA-800A Breaker Rod - P/N: 18-724-690-001

Allis-Chalmers LA-600A/LA-800A Breaker Rod - P/N: 18-724-690-001

Allis Chalmers

18-724-690-001 Allis-Chalmers Breaker RodType: Power Circuit Breaker Parts Model: LA-600A Ampacity: 600Amp MaxVoltage: 600 VAC Model: LA-800A Ampac...

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Allis-Chalmers LA-600A/LA-800A/LA-1600A Breaker Mechanism Guide & Screw - P/N: 18-657-803-018

Allis-Chalmers LA-600A/LA-800A/LA-1600A Breaker Mechanism Guide & Screw - P/N: 18-657-803-018

Allis Chalmers

18-657-803-018 Allis-Chalmers Breaker Mechanism Guide & ScrewType: Power Circuit Breaker Parts Model: LA-600A Ampacity: 600Amp MaxVoltage: 600 ...

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Allis-Chalmers LA-600A/LA-800A/LA-1600A Breaker Slide Interlock - P/N: 18-657-781-269

Allis-Chalmers LA-600A/LA-800A/LA-1600A Breaker Slide Interlock - P/N: 18-657-781-269

Allis Chalmers

18-657-781-269 Allis-Chalmers Breaker Slide InterlockType: Power Circuit Breaker Parts Model: LA-600A Ampacity: 600Amp MaxVoltage: 600 VAC Model: L...

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Allis-Chalmers LA-600A/LA-800A/LA-1600A Breaker Screw & Nut- P/N: 00-651-142-428

Allis-Chalmers LA-600A/LA-800A/LA-1600A Breaker Screw & Nut- P/N: 00-651-142-428

Allis Chalmers

00-651-142-428 Allis-Chalmers Breaker Screw & NutType: Power Circuit Breaker Parts Model: LA-600A Ampacity: 600Amp MaxVoltage: 600 VAC Model: L...

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Allis-Chalmers LA-600A/LA-800A/LA-1600A Breaker Spacer - P/N: 18-657-768-372

Allis-Chalmers LA-600A/LA-800A/LA-1600A Breaker Spacer - P/N: 18-657-768-372

Allis Chalmers

18-657-768-372 Allis-Chalmers Breaker SpacerType: Power Circuit Breaker Parts Model: LA-600A Ampacity: 600Amp MaxVoltage: 600 VAC Model: LA-800A Am...

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Allis-Chalmers LA-600A/LA-800A Breaker Roller Assembly- P/N: 71-141-870-001

Allis-Chalmers LA-600A/LA-800A Breaker Roller Assembly- P/N: 71-141-870-001

Allis Chalmers

 71-141-870-001 Allis-Chalmers Breaker Roller AssemblyType: Power Circuit Breaker Parts Model: LA-600A Ampacity: 600Amp MaxVoltage: 600 VAC Model: ...

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Allis-Chalmers LA-600A Breaker Mechanism Latch, Pin, & Spring - P/N: 18-657-768-049

Allis-Chalmers LA-600A Breaker Mechanism Latch, Pin, & Spring - P/N: 18-657-768-049

Allis Chalmers

18-657-768-049 Allis-Chalmers Breaker Mechanism Latch, Pin, & SpringType: Power Circuit Breaker Parts Model: LA-600A Ampacity: 600Amp MaxVoltag...

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Allis-Chalmers LA-600A Breaker Push Rod - P/N: 71-240-542-001

Allis-Chalmers LA-600A Breaker Push Rod - P/N: 71-240-542-001

Allis Chalmers

71-240-542-001 Allis-Chalmers Breaker Push RodType: Power Circuit Breaker Parts Model: LA-600A Ampacity: 600Amp MaxVoltage: 600 VAC Push Rod OnlyP/...

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Allis-Chalmers LA-600A/LA-800A/LA-1600A Breaker Spring Hanger & Clip - P/N: 18-657-768-013

Allis-Chalmers LA-600A/LA-800A/LA-1600A Breaker Spring Hanger & Clip - P/N: 18-657-768-013

Allis Chalmers

18-657-768-013 Allis-Chalmers Breaker Spring Hanger & ClipType: Power Circuit Breaker Parts Model: LA-600A Ampacity: 600Amp MaxVoltage: 600 VAC...

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Allis-Chalmers LA-600A/LA-800A Breaker Arc Runner- P/N: 71-141-983-001

Allis-Chalmers LA-600A/LA-800A Breaker Arc Runner- P/N: 71-141-983-001

Allis Chalmers

18-724-515-002 Allis-Chalmers Breaker Arc RunnerType: Power Circuit Breaker Parts Model: LA-600A Ampacity: 600Amp MaxVoltage: 600 VAC Model: LA-800...

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Allis-Chalmers LA-600A/LA-800A/LA-1600A Breaker Spring Hanger - P/N: 18-657-768-013

Allis-Chalmers LA-600A/LA-800A/LA-1600A Breaker Spring Hanger - P/N: 18-657-768-013

Allis Chalmers

18-657-768-013 Allis-Chalmers Breaker Spring HangerType: Power Circuit Breaker Parts Model: LA-600A Ampacity: 600Amp MaxVoltage: 600 VAC Model: LA-...

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Allis-Chalmers LA-600A/LA-800A Breaker Pin- P/N: 18-724-515-002

Allis-Chalmers LA-600A/LA-800A Breaker Pin- P/N: 18-724-515-002

Allis Chalmers

18-724-515-002 Allis-Chalmers Breaker PinType: Power Circuit Breaker Parts Model: LA-600A Ampacity: 600Amp MaxVoltage: 600 VAC Model: LA-800A Ampac...

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Allis-Chalmers LA-600A/LA-800A Breaker Ground Bar Screw- P/N: 18-657-781-278

Allis-Chalmers LA-600A/LA-800A Breaker Ground Bar Screw- P/N: 18-657-781-278

Allis Chalmers

18-657-781-278 Allis-Chalmers Breaker Ground Bar ScrewType: Power Circuit Breaker Parts Model: LA-600A Ampacity: 600Amp MaxVoltage: 600 VAC Model: ...

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Allis-Chalmers LA-600A/LA-800A Breaker Contact Fingers- P/N: 71-240-055-509

Allis-Chalmers LA-600A/LA-800A Breaker Contact Fingers- P/N: 71-240-055-509

Allis Chalmers

71-240-055-509 Allis-Chalmers Breaker Contact FingersType: Power Circuit Breaker Parts Model: LA-600A Ampacity: 600Amp MaxVoltage: 600 VAC Model: L...

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Allis-Chalmers LA-600A/LA-800A Breaker Spring Cap- P/N: 18-657-901-115

Allis-Chalmers LA-600A/LA-800A Breaker Spring Cap- P/N: 18-657-901-115

Allis Chalmers

18-657-901-115 Allis-Chalmers Breaker Spring CapType: Power Circuit Breaker Parts Model: LA-600A Ampacity: 600Amp MaxVoltage: 600 VAC Model: LA-800...

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Allis-Chalmers LA-600A/LA-800A Breaker Spacer- P/N: 18-724-503-004

Allis-Chalmers LA-600A/LA-800A Breaker Spacer- P/N: 18-724-503-004

Allis Chalmers

18-724-503-004 Allis-Chalmers Breaker SpacerType: Power Circuit Breaker Parts Model: LA-600A Ampacity: 600Amp MaxVoltage: 600 VAC Model: LA-800A Am...

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Allis-Chalmers LA-600A/LA-800A Breaker Stud- P/N: 00-619-427-901

Allis-Chalmers LA-600A/LA-800A Breaker Stud- P/N: 00-619-427-901

Allis Chalmers

00-619-427-901 Allis-Chalmers Breaker StudType: Power Circuit Breaker Parts Model: LA-600A Ampacity: 600Amp MaxVoltage: 600 VAC Model: LA-800A Ampa...

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Allis-Chalmers LA-600A/LA-800A/LA-1600A Breaker Mechanism Pin - P/N: 18-724-501-004

Allis-Chalmers LA-600A/LA-800A/LA-1600A Breaker Mechanism Pin - P/N: 18-724-501-004

Allis Chalmers

18-724-501-004 Allis-Chalmers Breaker Mechanism PinType: Power Circuit Breaker Parts Model: LA-600A Ampacity: 600Amp MaxVoltage: 600 VAC Model: LA-...

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Allis-Chalmers LA-600A/LA-800A/LA-1600A Breaker Mechanism Pin - P/N: 18-724-501-008

Allis-Chalmers LA-600A/LA-800A/LA-1600A Breaker Mechanism Pin - P/N: 18-724-501-008

Allis Chalmers

18-724-501-008 Allis-Chalmers Breaker Mechanism PinType: Power Circuit Breaker Parts Model: LA-600A Ampacity: 600Amp MaxVoltage: 600 VAC Model: LA-...

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Allis-Chalmers LA-600A/LA-800A/LA-1600A Breaker Mechanism Pin - P/N: 18-724-501-009

Allis-Chalmers LA-600A/LA-800A/LA-1600A Breaker Mechanism Pin - P/N: 18-724-501-009

Allis Chalmers

18-724-501-006 Allis-Chalmers Breaker Mechanism PinType: Power Circuit Breaker Parts Model: LA-600A Ampacity: 600Amp MaxVoltage: 600 VAC Model: LA-...

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Allis-Chalmers LA-600A/LA-800A/LA-1600A Breaker Mechanism Pin & Roller- P/N: 18-724-501-006

Allis-Chalmers LA-600A/LA-800A/LA-1600A Breaker Mechanism Pin & Roller- P/N: 18-724-501-006

Allis Chalmers

18-724-501-006 Allis-Chalmers Breaker Mechanism Pin & RollerType: Power Circuit Breaker Parts Model: LA-600A Ampacity: 600Amp MaxVoltage: 600 V...

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Allis-Chalmers LA-600A/LA-800A Breaker Spring- P/N: 71-141-799-001

Allis-Chalmers LA-600A/LA-800A Breaker Spring- P/N: 71-141-799-001

Allis Chalmers

71-141-799-001 Allis-Chalmers Breaker SpringType: Power Circuit Breaker Parts Model: LA-600A Ampacity: 600Amp MaxVoltage: 600 VAC Model: LA-800A Am...

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Allis-Chalmers LA-600A/LA-800A Breaker Contact - P/N: 71-141-768-001

Allis-Chalmers LA-600A/LA-800A Breaker Contact - P/N: 71-141-768-001

Allis Chalmers

71-141-768-001 Allis-Chalmers Breaker Contact Type: Power Circuit Breaker Parts Model: LA-600A Ampacity: 600Amp MaxVoltage: 600 VAC Model: LA-800A ...

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Allis-Chalmers LA-600A/LA-800A/LA-1600A Breaker Mechanism Gear Assembly for Electric Charge Models- P/N: 18-724-505-501

Allis-Chalmers LA-600A/LA-800A/LA-1600A Breaker Mechanism Gear Assembly for Electric Charge Models- P/N: 18-724-505-501

Allis Chalmers

18-724-505-501 Allis-Chalmers Breaker Mechanism Gear Electric Charge ModelsType: Power Circuit Breaker Parts Model: LA-600A Ampacity: 600Amp MaxVol...

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Allis-Chalmers LA-600A/LA-800A Breaker Contact Finger- P/N: 71-141-973-501

Allis-Chalmers LA-600A/LA-800A Breaker Contact Finger- P/N: 71-141-973-501

Allis Chalmers

71-141-973-501 Allis-Chalmers Breaker Contact FingerType: Power Circuit Breaker Parts Model: LA-600A Ampacity: 600Amp MaxVoltage: 600 VAC Model: LA...

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Allis-Chalmers LA-600A/LA-800A Breaker Pin- P/N: 71-141-921-003

Allis-Chalmers LA-600A/LA-800A Breaker Pin- P/N: 71-141-921-003

Allis Chalmers

71-141-921-003 Allis-Chalmers Breaker PinType: Power Circuit Breaker Parts Model: LA-600A Ampacity: 600Amp MaxVoltage: 600 VAC Model: LA-800A Ampac...

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Allis-Chalmers LA-600A/LA-800A Breaker Ground Bar- P/N: 18-657-781-278

Allis-Chalmers LA-600A/LA-800A Breaker Ground Bar- P/N: 18-657-781-278

Allis Chalmers

18-657-781-278 Allis-Chalmers Breaker Ground BarType: Power Circuit Breaker Parts Model: LA-600A Ampacity: 600Amp MaxVoltage: 600 VAC Model: LA-800...

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