PartsTable
Technical Data Sheet
Download PDF

303-127255 — HOLDER,ELECTRICAL CONTACT BRUSH

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

303-127255: HOLDER,ELECTRICAL CONTACT BRUSH.

HOLDER,ELECTRICAL CONTACT BRUSH. Key specifications include material: COPPER ALLOY BOX, inside_width: 1.375 INCHES NOMINAL IN, inside_length: 2.125 INCHES NOMINAL IN, overall_width: 1.500 INCHES NOMINAL IN, terminal_type: SCREW, overall_length: 3.000 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5977-00-280-4780, 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
303-127255
NSN: 5977-00-280-4780
FSC: 5977 — Electrical Contact Brushes and Electrodes
CAGE: 30114 — HYUNDAI IDEAL ELECTRIC CO. (USA)
SPECIFICATIONS
materialCOPPER ALLOY BOX
inside_width1.375 INCHES NOMINAL IN
inside_length2.125 INCHES NOMINAL IN
overall_width1.500 INCHES NOMINAL IN
terminal_typeSCREW
overall_length3.000 INCHES NOMINAL IN
inside_thickness0.500 INCHES NOMINAL IN
mounting_facilitySETSCREW
overall_thickness3.625 INCHES NOMINAL IN
terminal_quantity1
brush_spring_adjustabilityADJUSTABLE
mounting_facility_quantity1
NSN5977-00-280-4780
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available HOLDER,ELECTRICAL CONTACT BRUSH TITLE COMPONENT PN 303-127255 MFR HOLDER,ELECTRICAL CONT
KEY FEATURES
•
FURNISHED ITEMS AND QUANTITY: 1 RETAINING WASHER
•
BRUSH SPRING ADJUSTABILITY: ADJUSTABLE
•
MOUNTING FACILITY QUANTITY: 1
•
TERMINAL QUANTITY: 1
•
INSIDE WIDTH: 1.375 INCHES NOMINAL IN
•
TERMINAL TYPE: SCREW
•
INSIDE LENGTH: 2.125 INCHES NOMINAL IN
•
OVERALL THICKNESS: 3.625 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
FURNISHED ITEMS AND QUANTITY1 RETAINING WASHER
BRUSH SPRING ADJUSTABILITYADJUSTABLE
MOUNTING FACILITY QUANTITY1
TERMINAL QUANTITY1
INSIDE WIDTH1.375 INCHES NOMINAL IN
TERMINAL TYPESCREW
INSIDE LENGTH2.125 INCHES NOMINAL IN
OVERALL THICKNESS3.625 INCHES NOMINAL IN
OVERALL LENGTH3.000 INCHES NOMINAL IN
BRUSH QUANTITY ACCOMMODATED PER HOLDER1
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

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
Ready to buy 303-127255?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is 303-127255?
303-127255 is a HOLDER,ELECTRICAL CONTACT BRUSH.
What is the NSN for 303-127255?
303-127255 is cataloged in the U.S. Government catalog under NSN 5977-00-280-4780. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — 303-127255

✓ 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.