31J577PC28 — RING,ELECTRICAL CONTACT BRUSH HO

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

31J577PC28: RING,ELECTRICAL CONTACT BRUSH HO.

RING,ELECTRICAL CONTACT BRUSH HO. Key specifications include shape: CYLINDRICAL, material: PLASTIC, usage_design: USED TO RETAIN BRUSH HOLDER, overall_diameter: 10.875 INCHES NOMINAL IN, overall_thickness: 0.750 INCHES NOMINAL IN, mounting_configuration: CLAMP TYPE MTG. This part is cataloged in the U.S.

Government catalog under NSN 5977-00-284-7797, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS

31J577PC28

NSN: 5977-00-284-7797
FSC: 5977 — Electrical Contact Brushes and Electrodes
CAGE: 79500 — WESTINGHOUSE ELECTRIC CORP (USA)

SPECIFICATIONS

shape	CYLINDRICAL
material	PLASTIC
usage_design	USED TO RETAIN BRUSH HOLDER
overall_diameter	10.875 INCHES NOMINAL IN
overall_thickness	0.750 INCHES NOMINAL IN
mounting_configuration	CLAMP TYPE MTG
end_item_identification	MODEL NO. SK FRAME 88
NSN	5977-00-284-7797

COMPONENT DIAGRAM

KEY FEATURES

•

OVERALL DIAMETER: 10.875 INCHES NOMINAL IN

•

OVERALL THICKNESS: 0.750 INCHES NOMINAL IN

•

SHAPE: CYLINDRICAL

•

MOUNTING CONFIGURATION: CLAMP TYPE MTG

•

MATERIAL: PLASTIC

•

USAGE DESIGN: USED TO RETAIN BRUSH HOLDER

TECHNICAL CHARACTERISTICS

OVERALL DIAMETER	10.875 INCHES NOMINAL IN
OVERALL THICKNESS	0.750 INCHES NOMINAL IN
SHAPE	CYLINDRICAL
MOUNTING CONFIGURATION	CLAMP TYPE MTG
END ITEM IDENTIFICATION	MODEL NO. SK FRAME 88
MATERIAL	PLASTIC
USAGE DESIGN	USED TO RETAIN BRUSH HOLDER

OTHER ITEMS IN FSC 5977 — Electrical Contact Brushes and Electrodes

Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.

5977-00-001-8018 5977-00-001-8867 5977-00-002-9654 5977-00-003-0257 5977-00-003-0258 5977-00-003-0264 5977-00-003-1196 5977-00-003-1197

SUBSTITUTES & CROSS-REFERENCES 5

32J555PC28Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

30J837PC28Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

33J227PC28Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

30J826PC28Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

S1405633Reference document

Same NSN cross-reference

Reference document — Secondary reference

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Terminal item — stock exhausted; no further procurementNo demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is 31J577PC28?

31J577PC28 is a RING,ELECTRICAL CONTACT BRUSH HO.

What parts can replace 31J577PC28?

There are 5 known substitutes for 31J577PC28: 32J555PC28, 30J837PC28, 33J227PC28 and 2 more. Substitute compatibility should be verified for your specific system.

What is the NSN for 31J577PC28?

31J577PC28 is cataloged in the U.S. Government catalog under NSN 5977-00-284-7797. This indicates validated use in U.S. government and defense supply chains.

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