403959 — BRUSH,ELECTRICAL CONTACT

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

403959: BRUSH,ELECTRICAL CONTACT.

The BRUSH,ELECTRICAL CONTACT is a the manufacturer industrial component. Key specifications include width: 0.250 INCHES NOMINAL IN, length: 1.250 INCHES NOMINAL IN, material: ELECTROGRAPHITIC, thickness: 0.625 INCHES NOMINAL IN, top_style: FLAT WITH FRONT EDGE BEVELED, body_style: RECTANGULAR SLIP RING. This part is cataloged in the U.S.

Government catalog under NSN 5977-00-296-0490, 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

403959

NSN: 5977-00-296-0490
FSC: 5977 — Electrical Contact Brushes and Electrodes
CAGE: 50380 — RELIANCE ELECTRIC (USA)

SPECIFICATIONS

width	0.250 INCHES NOMINAL IN
length	1.250 INCHES NOMINAL IN
material	ELECTROGRAPHITIC
thickness	0.625 INCHES NOMINAL IN
top_style	FLAT WITH FRONT EDGE BEVELED
body_style	RECTANGULAR SLIP RING
peripheral_speed	4000 FEET PER MINUTE FT
style_designator	ONE PIECE
brush_shunt_length	2.250 INCHES NOMINAL SINGLE SHUNT IN
contact_face_style	FLAT
terminal_slot_width	0.188 INCHES NOMINAL IN
shunt_position_designator	4
NSN	5977-00-296-0490

COMPONENT DIAGRAM

KEY FEATURES

•

LENGTH: 1.250 INCHES NOMINAL IN

•

PERIPHERAL SPEED: 4000 FEET PER MINUTE FT

•

BODY STYLE: RECTANGULAR SLIP RING

•

TERMINAL SLOT WIDTH: 0.188 INCHES NOMINAL IN

•

TOP STYLE: FLAT WITH FRONT EDGE BEVELED

•

SHUNT POSITION DESIGNATOR: 4

•

CRITICALITY CODE JUSTIFICATION: MATT AND MDCL

•

STYLE DESIGNATOR: ONE PIECE

TECHNICAL CHARACTERISTICS

LENGTH	1.250 INCHES NOMINAL IN
PERIPHERAL SPEED	4000 FEET PER MINUTE FT
BODY STYLE	RECTANGULAR SLIP RING
TERMINAL SLOT WIDTH	0.188 INCHES NOMINAL IN
TOP STYLE	FLAT WITH FRONT EDGE BEVELED
SHUNT POSITION DESIGNATOR	4
CRITICALITY CODE JUSTIFICATION	MATT AND MDCL
STYLE DESIGNATOR	ONE PIECE
MATERIAL DOCUMENT AND CLASSIFICATION	NATIONAL GRADE AY MFR REF SINGLE MATERIAL RESPONSE
BRUSH SHUNT LENGTH	2.250 INCHES NOMINAL SINGLE SHUNT 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 5

ANSI/NEMA PUB NO. CB1Reference document

Same NSN cross-reference

Reference document — Secondary reference

51082040B703Reference document

Same NSN cross-reference

Reference document — Secondary reference

403959ASame NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

63000607Reference document

Same NSN cross-reference

Reference document — Design control — primary reference

RC08-2003Reference document

Same NSN cross-reference

Reference document — Secondary reference

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is 403959?

403959 is a BRUSH,ELECTRICAL CONTACT.

What parts can replace 403959?

There are 5 known substitutes for 403959: ANSI/NEMA PUB NO. CB1, 51082040B703, 403959A and 2 more. Substitute compatibility should be verified for your specific system.

What is the NSN for 403959?

403959 is cataloged in the U.S. Government catalog under NSN 5977-00-296-0490. This indicates validated use in U.S. government and defense supply chains.

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403959 — BRUSH,ELECTRICAL CONTACT

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