508-81691 — CHAIN,ROLLER

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

508-81691: CHAIN,ROLLER.

The CHAIN,ROLLER is a the manufacturer industrial component. Key specifications include material: STEEL, effective_length: 7.3330 FEET NOMINAL FT, pin_overall_length: 1.4400 INCHES NOMINAL IN, end_connection_style: PIN, pin_fastening_method: COTTER PIN, first_chain_link_style: ROLLER. This part is cataloged in the U.S.

Government catalog under NSN 3020-01-330-3222, 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

508-81691

NSN: 3020-01-330-3222
FSC: 3020 — Gears, Pulleys, Sprockets, and Transmission Chain
CAGE: 1CY28 — M-B CO INC OF WISCONSIN SWEEPER DIV (USA)

SPECIFICATIONS

material	STEEL
effective_length	7.3330 FEET NOMINAL FT
link_row_quantity	1
pin_overall_length	1.4400 INCHES NOMINAL IN
end_connection_style	PIN
pin_fastening_method	COTTER PIN
first_chain_link_style	ROLLER
second_chain_link_style	PIN
first_chain_link_plate_width	0.950 INCHES NOMINAL IN
second_chain_link_plate_width	0.820 INCHES NOMINAL IN
second_chain_link_pin_nominal_diameter	0.3120 INCHES IN
first_chain_link_plate_nominal_thickness	0.1250 INCHES IN
NSN	3020-01-330-3222

COMPONENT DIAGRAM

KEY FEATURES

•

SECOND CHAIN LINK PIN NOMINAL DIAMETER: 0.3120 INCHES IN

•

SECOND CHAIN LINK PLATE NOMINAL THICKNESS: 0.1250 INCHES IN

•

FIRST CHAIN LINK ROLLER NOMINAL DIAMETER: 0.6250 INCHES IN

•

PIN OVERALL LENGTH: 1.4400 INCHES NOMINAL IN

•

SECOND CHAIN LINK STYLE: PIN

•

EFFECTIVE LENGTH: 7.3330 FEET NOMINAL FT

•

SECOND CHAIN LINK NOMINAL WIDTH BETWEEN PLATES: 0.8750 INCHES IN

•

FIRST CHAIN LINK STYLE: ROLLER

TECHNICAL CHARACTERISTICS

SECOND CHAIN LINK PIN NOMINAL DIAMETER	0.3120 INCHES IN
SECOND CHAIN LINK PLATE NOMINAL THICKNESS	0.1250 INCHES IN
FIRST CHAIN LINK ROLLER NOMINAL DIAMETER	0.6250 INCHES IN
PIN OVERALL LENGTH	1.4400 INCHES NOMINAL IN
SECOND CHAIN LINK STYLE	PIN
EFFECTIVE LENGTH	7.3330 FEET NOMINAL FT
SECOND CHAIN LINK NOMINAL WIDTH BETWEEN PLATES	0.8750 INCHES IN
FIRST CHAIN LINK STYLE	ROLLER
END CONNECTION STYLE	PIN
FIRST CHAIN LINK PLATE WIDTH	0.950 INCHES NOMINAL IN

SUBSTITUTES & CROSS-REFERENCES 2

NO-80Reference document

Same NSN cross-reference

Reference document — Advisory reference — outside the item-of-supply concept

81691Reference 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 508-81691?

508-81691 is a CHAIN,ROLLER.

What parts can replace 508-81691?

There are 2 known substitutes for 508-81691: NO-80, 81691. Substitute compatibility should be verified for your specific system.

What is the NSN for 508-81691?

508-81691 is cataloged in the U.S. Government catalog under NSN 3020-01-330-3222. This indicates validated use in U.S. government and defense supply chains.

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508-81691 — CHAIN,ROLLER

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