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28021PC42 — HOLDER,ELECTRICAL CONTACT BRUSH

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

28021PC42: HOLDER,ELECTRICAL CONTACT BRUSH.

HOLDER,ELECTRICAL CONTACT BRUSH. Key specifications include material: COPPER ALLOY BOX, inside_width: 1.016 INCHES NOMINAL IN, inside_length: 1.250 INCHES NOMINAL IN, overall_width: 1.281 INCHES NOMINAL IN, terminal_type: SCREW, overall_length: 2.000 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5977-00-280-3722, 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
28021PC42
NSN: 5977-00-280-3722
FSC: 5977 — Electrical Contact Brushes and Electrodes
CAGE: 0AFL4 — CHAMPION AEROSPACE LLC (USA)
SPECIFICATIONS
materialCOPPER ALLOY BOX
inside_width1.016 INCHES NOMINAL IN
inside_length1.250 INCHES NOMINAL IN
overall_width1.281 INCHES NOMINAL IN
terminal_typeSCREW
overall_length2.000 INCHES NOMINAL IN
inside_thickness0.750 INCHES NOMINAL IN
mounting_facilitySETSCREW
overall_thickness3.375 INCHES NOMINAL IN
terminal_quantity1
brush_spring_adjustabilityADJUSTABLE
mounting_facility_quantity1
NSN5977-00-280-3722
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available HOLDER,ELECTRICAL CONTACT BRUSH TITLE COMPONENT PN 28021PC42 MFR HOLDER,ELECTRICAL CONT
KEY FEATURES
•
BRUSH SPRING ADJUSTABILITY: ADJUSTABLE
•
MOUNTING FACILITY QUANTITY: 1
•
TERMINAL QUANTITY: 1
•
INSIDE WIDTH: 1.016 INCHES NOMINAL IN
•
TERMINAL TYPE: SCREW
•
INSIDE LENGTH: 1.250 INCHES NOMINAL IN
•
OVERALL THICKNESS: 3.375 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
BRUSH SPRING ADJUSTABILITYADJUSTABLE
MOUNTING FACILITY QUANTITY1
TERMINAL QUANTITY1
INSIDE WIDTH1.016 INCHES NOMINAL IN
TERMINAL TYPESCREW
INSIDE LENGTH1.250 INCHES NOMINAL IN
OVERALL THICKNESS3.375 INCHES NOMINAL IN
OVERALL LENGTH2.000 INCHES NOMINAL IN
BRUSH QUANTITY ACCOMMODATED PER HOLDER1
OVERALL WIDTH1.281 INCHES NOMINAL IN
SUBSTITUTES & CROSS-REFERENCES 2
28196PC19Reference document
Same NSN cross-reference
Reference document — Secondary reference
25119Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 28021PC42?
28021PC42 is a HOLDER,ELECTRICAL CONTACT BRUSH.
What parts can replace 28021PC42?
There are 2 known substitutes for 28021PC42: 28196PC19, 25119. Substitute compatibility should be verified for your specific system.
What is the NSN for 28021PC42?
28021PC42 is cataloged in the U.S. Government catalog under NSN 5977-00-280-3722. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.