S1656766 — HOLDER,ELECTRICAL CONTACT BRUSH

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

S1656766: HOLDER,ELECTRICAL CONTACT BRUSH.

HOLDER,ELECTRICAL CONTACT BRUSH. Key specifications include material: COPPER ALLOY BOX, inside_width: 0.500 INCHES NOMINAL IN, inside_length: 1.250 INCHES NOMINAL IN, overall_width: 1.000 INCHES NOMINAL IN, overall_length: 4.875 INCHES NOMINAL IN, inside_thickness: 1.750 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5977-00-285-0501, 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

S1656766

NSN: 5977-00-285-0501
FSC: 5977 — Electrical Contact Brushes and Electrodes
CAGE: 79500 — WESTINGHOUSE ELECTRIC CORP (USA)

SPECIFICATIONS

material	COPPER ALLOY BOX
inside_width	0.500 INCHES NOMINAL IN
inside_length	1.250 INCHES NOMINAL IN
overall_width	1.000 INCHES NOMINAL IN
overall_length	4.875 INCHES NOMINAL IN
inside_thickness	1.750 INCHES NOMINAL IN
mounting_facility	CLAMP AND ROD
overall_thickness	11.250 INCHES NOMINAL IN
brush_spring_adjustability	ADJUSTABLE
mounting_facility_quantity	2
brush_quantity_accommodated_per_holder	2
brush_pressure_spring_type_accommodated	SPIRAL TORSION
NSN	5977-00-285-0501

COMPONENT DIAGRAM

KEY FEATURES

•

BRUSH SPRING ADJUSTABILITY: ADJUSTABLE

•

MOUNTING FACILITY QUANTITY: 2

•

INSIDE WIDTH: 0.500 INCHES NOMINAL IN

•

INSIDE LENGTH: 1.250 INCHES NOMINAL IN

•

OVERALL THICKNESS: 11.250 INCHES NOMINAL IN

•

BRUSH QUANTITY ACCOMMODATED PER HOLDER: 2

TECHNICAL CHARACTERISTICS

BRUSH SPRING ADJUSTABILITY	ADJUSTABLE
MOUNTING FACILITY QUANTITY	2
INSIDE WIDTH	0.500 INCHES NOMINAL IN
INSIDE LENGTH	1.250 INCHES NOMINAL IN
OVERALL THICKNESS	11.250 INCHES NOMINAL IN
OVERALL LENGTH	4.875 INCHES NOMINAL IN
BRUSH QUANTITY ACCOMMODATED PER HOLDER	2
OVERALL WIDTH	1.000 INCHES NOMINAL IN
BRUSH PRESSURE SPRING TYPE ACCOMMODATED	SPIRAL TORSION
MOUNTING FACILITY	CLAMP AND ROD

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 2

1JH642PC39Reference document

Same NSN cross-reference

Reference document — Secondary reference

16C9933Reference document

Same NSN cross-reference

Reference document — Secondary reference

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Terminal item — no further procurement; issued until stock is exhaustedNo demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is S1656766?

S1656766 is a HOLDER,ELECTRICAL CONTACT BRUSH.

What parts can replace S1656766?

There are 2 known substitutes for S1656766: 1JH642PC39, 16C9933. Substitute compatibility should be verified for your specific system.

What is the NSN for S1656766?

S1656766 is cataloged in the U.S. Government catalog under NSN 5977-00-285-0501. This indicates validated use in U.S. government and defense supply chains.

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S1656766 — HOLDER,ELECTRICAL CONTACT BRUSH

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