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4388PC25 — HOLDER,ELECTRICAL CONTACT BRUSH

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

4388PC25: HOLDER,ELECTRICAL CONTACT BRUSH.

HOLDER,ELECTRICAL CONTACT BRUSH. Key specifications include material: ALUMINUM BOX, inside_width: 0.766 INCHES NOMINAL IN, inside_length: 0.688 INCHES NOMINAL IN, overall_width: 1.750 INCHES NOMINAL IN, terminal_type: SCREW, overall_length: 1.188 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5977-00-033-5765, 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
4388PC25
NSN: 5977-00-033-5765
FSC: 5977 — Electrical Contact Brushes and Electrodes
CAGE: 20019 — WARD LEONARD CT LLC (USA)
SPECIFICATIONS
materialALUMINUM BOX
inside_width0.766 INCHES NOMINAL IN
inside_length0.688 INCHES NOMINAL IN
overall_width1.750 INCHES NOMINAL IN
terminal_typeSCREW
overall_length1.188 INCHES NOMINAL IN
inside_thickness0.375 INCHES NOMINAL IN
mounting_facilityTHREADED HOLES
overall_thickness2.438 INCHES NOMINAL IN
terminal_quantity1
brush_spring_adjustabilityNONADJUSTABLE
mounting_facility_quantity2
NSN5977-00-033-5765
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available HOLDER,ELECTRICAL CONTACT BRUSH TITLE COMPONENT PN 4388PC25 MFR HOLDER,ELECTRICAL CONT
KEY FEATURES
•
BRUSH SPRING ADJUSTABILITY: NONADJUSTABLE
•
MOUNTING FACILITY QUANTITY: 2
•
TERMINAL QUANTITY: 1
•
INSIDE WIDTH: 0.766 INCHES NOMINAL IN
•
TERMINAL TYPE: SCREW
•
INSIDE LENGTH: 0.688 INCHES NOMINAL IN
•
OVERALL THICKNESS: 2.438 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
BRUSH SPRING ADJUSTABILITYNONADJUSTABLE
MOUNTING FACILITY QUANTITY2
TERMINAL QUANTITY1
INSIDE WIDTH0.766 INCHES NOMINAL IN
TERMINAL TYPESCREW
INSIDE LENGTH0.688 INCHES NOMINAL IN
OVERALL THICKNESS2.438 INCHES NOMINAL IN
OVERALL LENGTH1.188 INCHES NOMINAL IN
BRUSH QUANTITY ACCOMMODATED PER HOLDER2
OVERALL WIDTH1.750 INCHES NOMINAL IN
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 1
560C1AReference 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 4388PC25?
4388PC25 is a HOLDER,ELECTRICAL CONTACT BRUSH.
What parts can replace 4388PC25?
There is 1 known substitute for 4388PC25: 560C1A. Substitute compatibility should be verified for your specific system.
What is the NSN for 4388PC25?
4388PC25 is cataloged in the U.S. Government catalog under NSN 5977-00-033-5765. 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.