203902 — HOLDER,ELECTRICAL CONTACT BRUSH

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

203902: HOLDER,ELECTRICAL CONTACT BRUSH.

HOLDER,ELECTRICAL CONTACT BRUSH. Key specifications include material: COPPER ALLOY BOX, inside_width: 0.500 INCHES NOMINAL IN, inside_length: 0.250 INCHES NOMINAL IN, overall_width: 0.656 INCHES NOMINAL IN, terminal_type: SCREW, overall_length: 1.250 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5977-00-280-3706, 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

203902

NSN: 5977-00-280-3706
FSC: 5977 — Electrical Contact Brushes and Electrodes
CAGE: 03538 — LOCKHEED MARTIN CORPORATION DIV RMS (USA)

SPECIFICATIONS

material	COPPER ALLOY BOX
inside_width	0.500 INCHES NOMINAL IN
inside_length	0.250 INCHES NOMINAL IN
overall_width	0.656 INCHES NOMINAL IN
terminal_type	SCREW
overall_length	1.250 INCHES NOMINAL IN
inside_thickness	0.312 INCHES NOMINAL IN
mounting_facility	SETSCREW
overall_thickness	1.750 INCHES NOMINAL IN
terminal_quantity	1
brush_spring_adjustability	ADJUSTABLE
mounting_facility_quantity	1
NSN	5977-00-280-3706

COMPONENT DIAGRAM

KEY FEATURES

•

BRUSH SPRING ADJUSTABILITY: ADJUSTABLE

•

MOUNTING FACILITY QUANTITY: 1

•

TERMINAL QUANTITY: 1

•

INSIDE WIDTH: 0.500 INCHES NOMINAL IN

•

TERMINAL TYPE: SCREW

•

INSIDE LENGTH: 0.250 INCHES NOMINAL IN

•

OVERALL THICKNESS: 1.750 INCHES NOMINAL IN

TECHNICAL CHARACTERISTICS

BRUSH SPRING ADJUSTABILITY	ADJUSTABLE
MOUNTING FACILITY QUANTITY	1
TERMINAL QUANTITY	1
INSIDE WIDTH	0.500 INCHES NOMINAL IN
TERMINAL TYPE	SCREW
INSIDE LENGTH	0.250 INCHES NOMINAL IN
OVERALL THICKNESS	1.750 INCHES NOMINAL IN
OVERALL LENGTH	1.250 INCHES NOMINAL IN
BRUSH QUANTITY ACCOMMODATED PER HOLDER	1
OVERALL WIDTH	0.656 INCHES NOMINAL IN

SUBSTITUTES & CROSS-REFERENCES 2

104600Reference document

Same NSN cross-reference

Reference document — Secondary reference

20767 FOR 1-2X5-16BRUSHSame NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

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 203902?

203902 is a HOLDER,ELECTRICAL CONTACT BRUSH.

What parts can replace 203902?

There are 2 known substitutes for 203902: 104600, 20767 FOR 1-2X5-16BRUSH. Substitute compatibility should be verified for your specific system.

What is the NSN for 203902?

203902 is cataloged in the U.S. Government catalog under NSN 5977-00-280-3706. This indicates validated use in U.S. government and defense supply chains.

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