S1173561 — BRUSH,ELECTRICAL CONTACT

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

S1173561: BRUSH,ELECTRICAL CONTACT.

The BRUSH,ELECTRICAL CONTACT is a the manufacturer industrial component. Key specifications include width: 0.875 INCHES NOMINAL IN, length: 0.875 INCHES NOMINAL IN, material: ELECTROGRAPHITIC, thickness: 0.375 INCHES NOMINAL IN, top_style: FLAT, body_style: RECTANGULAR COMMUTATOR. This part is cataloged in the U.S.

Government catalog under NSN 5977-00-090-2764, 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

S1173561

NSN: 5977-00-090-2764
FSC: 5977 — Electrical Contact Brushes and Electrodes
CAGE: 11660 — WESTINGHOUSE ELECTRIC CORP CONTROL BUSINESS UNIT

SPECIFICATIONS

width	0.875 INCHES NOMINAL IN
length	0.875 INCHES NOMINAL IN
material	ELECTROGRAPHITIC
thickness	0.375 INCHES NOMINAL IN
top_style	FLAT
body_style	RECTANGULAR COMMUTATOR
hole_diameter	0.125 INCHES NOMINAL IN
style_designator	ONE PIECE
basic_shape_style	UNTHREADED DOUBLE THROUGH HOLE
contact_face_style	FLAT
distance_between_hole_centers	0.375 INCHES NOMINAL IN
criticality_code_justification	MATT AND MDCL
NSN	5977-00-090-2764

COMPONENT DIAGRAM

KEY FEATURES

•

LENGTH: 0.875 INCHES NOMINAL IN

•

BODY STYLE: RECTANGULAR COMMUTATOR

•

DISTANCE FROM CENTER OF HOLE TO OUTSIDE EDGE: 0.250 INCHES NOMINAL IN

•

DISTANCE FROM BRUSH TOP TO HOLE CENTERLINE: 0.250 INCHES NOMINAL IN

•

DISTANCE BETWEEN HOLE CENTERS: 0.375 INCHES NOMINAL IN

•

TOP STYLE: FLAT

•

CRITICALITY CODE JUSTIFICATION: MATT AND MDCL

•

STYLE DESIGNATOR: ONE PIECE

TECHNICAL CHARACTERISTICS

LENGTH	0.875 INCHES NOMINAL IN
BODY STYLE	RECTANGULAR COMMUTATOR
DISTANCE FROM CENTER OF HOLE TO OUTSIDE EDGE	0.250 INCHES NOMINAL IN
DISTANCE FROM BRUSH TOP TO HOLE CENTERLINE	0.250 INCHES NOMINAL IN
DISTANCE BETWEEN HOLE CENTERS	0.375 INCHES NOMINAL IN
TOP STYLE	FLAT
CRITICALITY CODE JUSTIFICATION	MATT AND MDCL
STYLE DESIGNATOR	ONE PIECE
MATERIAL DOCUMENT AND CLASSIFICATION	WESTINGHOUSE ELEC CO,GR WP 48B MFR REF SINGLE MATERIAL RESPONSE
BASIC SHAPE STYLE	UNTHREADED DOUBLE THROUGH HOLE

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

ANSI/NEMA PUB NO. CB1Reference document

Same NSN cross-reference

Reference document — Secondary reference

S1074590Reference 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 S1173561?

S1173561 is a BRUSH,ELECTRICAL CONTACT.

What parts can replace S1173561?

There are 2 known substitutes for S1173561: ANSI/NEMA PUB NO. CB1, S1074590. Substitute compatibility should be verified for your specific system.

What is the NSN for S1173561?

S1173561 is cataloged in the U.S. Government catalog under NSN 5977-00-090-2764. This indicates validated use in U.S. government and defense supply chains.

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