RC28-4401 — BRUSH,ELECTRICAL CONTACT

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

RC28-4401: BRUSH,ELECTRICAL CONTACT.

The BRUSH,ELECTRICAL CONTACT is a the manufacturer industrial component. Key specifications include angle: 35.0 DEGREES NOMINAL, width: 1.375 INCHES NOMINAL IN, length: 2.000 INCHES NOMINAL IN, material: ELECTROGRAPHITIC, thickness: 0.875 INCHES NOMINAL IN, top_style: BEVELED FRONT WITH LEFT AND RIGHT SHOULDER. This part is cataloged in the U.S.

Government catalog under NSN 5977-00-239-7029, 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

RC28-4401

NSN: 5977-00-239-7029
FSC: 5977 — Electrical Contact Brushes and Electrodes
CAGE: 42451 — UCAR CARBON CO INC (USA)

SPECIFICATIONS

angle	35.0 DEGREES NOMINAL
width	1.375 INCHES NOMINAL IN
length	2.000 INCHES NOMINAL IN
material	ELECTROGRAPHITIC
thickness	0.875 INCHES NOMINAL IN
top_style	BEVELED FRONT WITH LEFT AND RIGHT SHOULDER
body_style	RECTANGULAR COMMUTATOR
bevel_angle	37.5 DEGREES NOMINAL
peripheral_speed	8000 FEET PER MINUTE FT
style_designator	ONE PIECE
brush_shunt_length	4.000 INCHES NOMINAL SINGLE SHUNT IN
contact_face_style	FLAT
NSN	5977-00-239-7029

COMPONENT DIAGRAM

KEY FEATURES

•

LENGTH: 2.000 INCHES NOMINAL IN

•

PERIPHERAL SPEED: 8000 FEET PER MINUTE FT

•

BODY STYLE: RECTANGULAR COMMUTATOR

•

TERMINAL SLOT WIDTH: 0.281 INCHES NOMINAL IN

•

TOP STYLE: BEVELED FRONT WITH LEFT AND RIGHT SHOULDER

•

SHUNT POSITION DESIGNATOR: 10 AND 12

•

STYLE DESIGNATOR: ONE PIECE

•

MATERIAL DOCUMENT AND CLASSIFICATION: UNION CARBIDE CORP,CARBON PRODUCTS DIV,GR SA-45 MFR REF SINGLE MATERIAL RESPONSE

TECHNICAL CHARACTERISTICS

LENGTH	2.000 INCHES NOMINAL IN
PERIPHERAL SPEED	8000 FEET PER MINUTE FT
BODY STYLE	RECTANGULAR COMMUTATOR
TERMINAL SLOT WIDTH	0.281 INCHES NOMINAL IN
TOP STYLE	BEVELED FRONT WITH LEFT AND RIGHT SHOULDER
SHUNT POSITION DESIGNATOR	10 AND 12
STYLE DESIGNATOR	ONE PIECE
MATERIAL DOCUMENT AND CLASSIFICATION	UNION CARBIDE CORP,CARBON PRODUCTS DIV,GR SA-45 MFR REF SINGLE MATERIAL RESPONSE
ANGLE	35.0 DEGREES NOMINAL
BRUSH SHUNT LENGTH	4.000 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

362892Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

ANSI/NEMA PUB NO. CB1Reference document

Same NSN cross-reference

Reference document — Design control — primary reference

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Semi-active item — no replacement plannedNo demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is RC28-4401?

RC28-4401 is a BRUSH,ELECTRICAL CONTACT.

What parts can replace RC28-4401?

There are 2 known substitutes for RC28-4401: 362892, ANSI/NEMA PUB NO. CB1. Substitute compatibility should be verified for your specific system.

What is the NSN for RC28-4401?

RC28-4401 is cataloged in the U.S. Government catalog under NSN 5977-00-239-7029. This indicates validated use in U.S. government and defense supply chains.

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