S4508SH21PC18497 — BRUSH,ELECTRICAL CONTACT

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

S4508SH21PC18497: BRUSH,ELECTRICAL CONTACT.

The BRUSH,ELECTRICAL CONTACT is a the manufacturer industrial component. Key specifications include angle: 20.0 DEGREES NOMINAL, width: 1.000 INCHES NOMINAL IN, length: 2.000 INCHES NOMINAL IN, material: ELECTROGRAPHITIC, thickness: 0.625 INCHES NOMINAL IN, top_style: BEVELED FRONT WITH RIGHT EDGE BEVELED. This part is cataloged in the U.S.

Government catalog under NSN 5977-00-033-3850, 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

S4508SH21PC18497

NSN: 5977-00-033-3850
FSC: 5977 — Electrical Contact Brushes and Electrodes
CAGE: 7PZX0 — FAIRBANKS MORSE, LLC (USA)

SPECIFICATIONS

angle	20.0 DEGREES NOMINAL
width	1.000 INCHES NOMINAL IN
length	2.000 INCHES NOMINAL IN
material	ELECTROGRAPHITIC
thickness	0.625 INCHES NOMINAL IN
top_style	BEVELED FRONT WITH RIGHT EDGE BEVELED
body_style	RECTANGULAR COMMUTATOR
peripheral_speed	6500 FEET PER MINUTE FT
style_designator	ONE PIECE
brush_shunt_length	3.250 INCHES NOMINAL SINGLE SHUNT IN
contact_face_style	FLAT
terminal_slot_width	0.437 INCHES NOMINAL IN
NSN	5977-00-033-3850

COMPONENT DIAGRAM

KEY FEATURES

•

LENGTH: 2.000 INCHES NOMINAL IN

•

PERIPHERAL SPEED: 6500 FEET PER MINUTE FT

•

BODY STYLE: RECTANGULAR COMMUTATOR

•

TERMINAL SLOT WIDTH: 0.437 INCHES NOMINAL IN

•

TOP STYLE: BEVELED FRONT WITH RIGHT EDGE BEVELED

•

SHUNT POSITION DESIGNATOR: 8

•

STYLE DESIGNATOR: ONE PIECE

•

MATERIAL DOCUMENT AND CLASSIFICATION: MORGANITE INC,GRADE EG10 MFR REF SINGLE MATERIAL RESPONSE

TECHNICAL CHARACTERISTICS

LENGTH	2.000 INCHES NOMINAL IN
PERIPHERAL SPEED	6500 FEET PER MINUTE FT
BODY STYLE	RECTANGULAR COMMUTATOR
TERMINAL SLOT WIDTH	0.437 INCHES NOMINAL IN
TOP STYLE	BEVELED FRONT WITH RIGHT EDGE BEVELED
SHUNT POSITION DESIGNATOR	8
STYLE DESIGNATOR	ONE PIECE
MATERIAL DOCUMENT AND CLASSIFICATION	MORGANITE INC,GRADE EG10 MFR REF SINGLE MATERIAL RESPONSE
ANGLE	20.0 DEGREES NOMINAL
BRUSH SHUNT LENGTH	3.250 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 2

18479Reference document

Same NSN cross-reference

Reference document — Secondary reference

ANSI/NEMA PUB NO. CB1Reference document

Same NSN cross-reference

Reference document — Secondary reference

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 S4508SH21PC18497?

S4508SH21PC18497 is a BRUSH,ELECTRICAL CONTACT.

What parts can replace S4508SH21PC18497?

There are 2 known substitutes for S4508SH21PC18497: 18479, ANSI/NEMA PUB NO. CB1. Substitute compatibility should be verified for your specific system.

What is the NSN for S4508SH21PC18497?

S4508SH21PC18497 is cataloged in the U.S. Government catalog under NSN 5977-00-033-3850. This indicates validated use in U.S. government and defense supply chains.

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S4508SH21PC18497 — BRUSH,ELECTRICAL CONTACT

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