NEMA CB 1-1970 — BRUSH,ELECTRICAL CONTACT

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

NEMA CB 1-1970: BRUSH,ELECTRICAL CONTACT.

The BRUSH,ELECTRICAL CONTACT is a the manufacturer industrial component. Key specifications include angle: 35.0 DEGREES NOMINAL, width: 1.500 INCHES NOMINAL IN, length: 2.250 INCHES NOMINAL IN, radius: 14.000 INCHES NOMINAL IN, material: ELECTROGRAPHITIC, clip_type: NEMA HAMMER TYPE ANGULAR A-EXTENDED. This part is cataloged in the U.S.

Government catalog under NSN 5977-00-239-4080, 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

NEMA CB 1-1970

NSN: 5977-00-239-4080
NIINs: 002394080, 002397060, 002808439, 002808450, 002809061, 002848968, 002850449, 002959042, 003829100, 003860898, 008251781
FSC: 5977 — Electrical Contact Brushes and Electrodes
CAGE: 81705 — NATIONAL ELECTRICAL MFRS ASSN (USA)

SPECIFICATIONS

angle	35.0 DEGREES NOMINAL
width	1.500 INCHES NOMINAL IN
length	2.250 INCHES NOMINAL IN
radius	14.000 INCHES NOMINAL IN
material	ELECTROGRAPHITIC
clip_type	NEMA HAMMER TYPE ANGULAR A-EXTENDED
thickness	0.500 INCHES NOMINAL IN
top_style	BEVELED FRONT
body_style	RECTANGULAR COMMUTATOR
bevel_angle	28.5 DEGREES NOMINAL
clip_length	0.969 INCHES NOMINAL IN
convex_radius	0.188 INCHES NOMINAL IN
NSN	5977-00-239-4080

COMPONENT DIAGRAM

KEY FEATURES

•

LENGTH: 1.500 INCHES NOMINAL IN

•

PERIPHERAL SPEED: 8000 FEET PER MINUTE FT

•

BODY STYLE: RECTANGULAR COMMUTATOR

•

TERMINAL HOLE DIAMETER: 0.219 INCHES NOMINAL IN

•

TOP STYLE: BEVELED FRONT WITH LEFT EDGE BEVELED

•

SHUNT POSITION DESIGNATOR: 2

•

STYLE DESIGNATOR: ONE PIECE

•

MATERIAL DOCUMENT AND CLASSIFICATION: MORGANITE INC GR EG7788 MFR REF SINGLE MATERIAL RESPONSE

TECHNICAL CHARACTERISTICS

LENGTH	1.500 INCHES NOMINAL IN
PERIPHERAL SPEED	8000 FEET PER MINUTE FT
BODY STYLE	RECTANGULAR COMMUTATOR
TERMINAL HOLE DIAMETER	0.219 INCHES NOMINAL IN
TOP STYLE	BEVELED FRONT WITH LEFT EDGE BEVELED
SHUNT POSITION DESIGNATOR	2
STYLE DESIGNATOR	ONE PIECE
MATERIAL DOCUMENT AND CLASSIFICATION	MORGANITE INC GR EG7788 MFR REF SINGLE MATERIAL RESPONSE
ANGLE	15.0 DEGREES NOMINAL
BRUSH SHUNT LENGTH	2.750 INCHES NOMINAL SINGLE SHUNT IN

SUBSTITUTES & CROSS-REFERENCES 5

01-03556Reference document

Same NSN cross-reference

Reference document — Design control — primary reference

53-002-293PC30Reference document

Same NSN cross-reference

Reference document — Secondary reference

53-002-199PC18Reference document

Same NSN cross-reference

Reference document — Secondary reference

53-262-005-009Reference document

Same NSN cross-reference

Reference document — Secondary reference

DR2199PC18Reference 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 NEMA CB 1-1970?

NEMA CB 1-1970 is a BRUSH,ELECTRICAL CONTACT.

What parts can replace NEMA CB 1-1970?

There are 5 known substitutes for NEMA CB 1-1970: 01-03556, 53-002-293PC30, 53-002-199PC18 and 2 more. Substitute compatibility should be verified for your specific system.

What is the NSN for NEMA CB 1-1970?

NEMA CB 1-1970 is cataloged in the U.S. Government catalog under NSN 5977-00-239-4080. This indicates validated use in U.S. government and defense supply chains.

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