B68-4 — BELTS,V,MATCHED SET

✓ Government record, cited

— · BALL BEARING

PRODUCT OVERVIEW

B68-4: BELTS,V,MATCHED SET.

The BELTS,V,MATCHED SET is a the manufacturer industrial component. Key specifications include material: FIBER AND RUBBER BODY, corner_shape: SQUARE ALL CORNERS, overall_length: 0.5000 INCHES NOMINAL IN, performance_type: HIGH CAPACITY, style_designator: COG OR NOTCHED, body_inside_diameter: 0.3760 INCHES MINIMUM AND 0.3770 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 3120-00-727-0674, 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

B68-4

NSN: 3120-00-727-0674
NIINs: 007270674, 009987291
FSC: 3120 — Bearings, Plain, Unmounted
CAGE: 06793 — BELSHAW BROS., INC. DBA BELSHAW BROS INC (USA)

SPECIFICATIONS

material	FIBER AND RUBBER BODY
corner_shape	SQUARE ALL CORNERS
belt_quantity	4
overall_length	0.5000 INCHES NOMINAL IN
performance_type	HIGH CAPACITY
style_designator	COG OR NOTCHED
body_inside_diameter	0.3760 INCHES MINIMUM AND 0.3770 INCHES MAXIMUM IN
cross-sectional_size	B
nominal_pitch_length	69.800 INCHES IN
body_outside_diameter	0.5010 INCHES MINIMUM AND 0.5020 INCHES MAXIMUM IN
strengthening_feature	FIBER CORD
material_document_and_classification	MIL-L-11734 MIL SPEC SINGLE MATERIAL RESPONSE AND MIL-L-6085 MIL SPEC SINGLE MATERIAL RESPONSE AND MIL-L-15016, SYMBOL 2190 MIL SPEC SINGLE MATERIAL RESPONSE LUBRICATION
NSN	3120-00-727-0674

COMPONENT DIAGRAM

KEY FEATURES

•

CORNER SHAPE: SQUARE ALL CORNERS

•

BODY OUTSIDE DIAMETER: 0.5010 INCHES MINIMUM AND 0.5020 INCHES MAXIMUM IN

•

STYLE DESIGNATOR: SOLID, PLAIN, NO OUTSIDE FLANGES

•

MATERIAL DOCUMENT AND CLASSIFICATION: MIL-B-5697,TY 1,COMP A MIL SPEC SINGLE MATERIAL RESPONSE OVERALL

•

BODY INSIDE DIAMETER: 0.3760 INCHES MINIMUM AND 0.3770 INCHES MAXIMUM IN

•

MATERIAL: COPPER ALLOY OVERALL

TECHNICAL CHARACTERISTICS

CORNER SHAPE	SQUARE ALL CORNERS
BODY OUTSIDE DIAMETER	0.5010 INCHES MINIMUM AND 0.5020 INCHES MAXIMUM IN
STYLE DESIGNATOR	SOLID, PLAIN, NO OUTSIDE FLANGES
MATERIAL DOCUMENT AND CLASSIFICATION	MIL-B-5697,TY 1,COMP A MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION	MIL-L-11734 MIL SPEC SINGLE MATERIAL RESPONSE AND MIL-L-6085 MIL SPEC SINGLE MATERIAL RESPONSE AND MIL-L-15016, SYMBOL 2190 MIL SPEC SINGLE MATERIAL RESPONSE LUBRICATION
OVERALL LENGTH	0.5000 INCHES NOMINAL IN
BODY INSIDE DIAMETER	0.3760 INCHES MINIMUM AND 0.3770 INCHES MAXIMUM IN
MATERIAL	COPPER ALLOY OVERALL
MATERIAL	OIL LUBRICATING LUBRICATION

SUBSTITUTES & CROSS-REFERENCES 2

34636 B68-4Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

E99-469Reference document

Same NSN cross-reference

Reference document — Secondary reference

LIFECYCLE

NSN statusCancelled· U.S. Government catalog

Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is B68-4?

B68-4 is a BELTS,V,MATCHED SET.

What parts can replace B68-4?

There are 2 known substitutes for B68-4: 34636 B68-4, E99-469. Substitute compatibility should be verified for your specific system.

What is the NSN for B68-4?

B68-4 is cataloged in the U.S. Government catalog under NSN 3120-00-727-0674. This indicates validated use in U.S. government and defense supply chains.

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