SIZE 120 C0TTER — CHAIN,ROLLER

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

SIZE 120 C0TTER: CHAIN,ROLLER.

The CHAIN,ROLLER is a the manufacturer industrial component. Key specifications include pin_fastening_method: COTTER PIN, nominal_pitch_distance: 1.250 INCHES IN, end_item_identification: STRATEGIC SEALIFT CONVERSION SHIPS CLASS. This part is cataloged in the U.S.

Government catalog under NSN 3020-01-451-3780, 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

SIZE 120 C0TTER

NSN: 3020-01-451-3780
FSC: 3020 — Gears, Pulleys, Sprockets, and Transmission Chain
CAGE: 61412 — REXNORD INDUSTRIES INC. DIV ROLLER CHAIN OPERATION (USA)

SPECIFICATIONS

pin_fastening_method	COTTER PIN
nominal_pitch_distance	1.250 INCHES IN
end_item_identification	STRATEGIC SEALIFT CONVERSION SHIPS CLASS
NSN	3020-01-451-3780

COMPONENT DIAGRAM

KEY FEATURES

•

NOMINAL PITCH DISTANCE: 1.250 INCHES IN

•

PIN FASTENING METHOD: COTTER PIN

TECHNICAL CHARACTERISTICS

NOMINAL PITCH DISTANCE	1.250 INCHES IN
PIN FASTENING METHOD	COTTER PIN
END ITEM IDENTIFICATION	STRATEGIC SEALIFT CONVERSION SHIPS CLASS

SUBSTITUTES & CROSS-REFERENCES 4

56W42-2Reference document

Same NSN cross-reference

Reference document — Drawing number reference only

SIZE 120 COTTEREDReference document

Same NSN cross-reference

Reference document — Design control — primary reference

56W42-2PC17Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

4777-69-2PC17Reference 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 SIZE 120 C0TTER?

SIZE 120 C0TTER is a CHAIN,ROLLER.

What parts can replace SIZE 120 C0TTER?

There are 4 known substitutes for SIZE 120 C0TTER: 56W42-2, SIZE 120 COTTERED, 56W42-2PC17 and 1 more. Substitute compatibility should be verified for your specific system.

What is the NSN for SIZE 120 C0TTER?

SIZE 120 C0TTER is cataloged in the U.S. Government catalog under NSN 3020-01-451-3780. This indicates validated use in U.S. government and defense supply chains.

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