CBU1688 — ADJUSTING DEVICE,BELT-CHAIN TENS

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

CBU1688: ADJUSTING DEVICE,BELT-CHAIN TENS.

ADJUSTING DEVICE,BELT-CHAIN TENS. Key specifications include end_item_identification: USED ON, 4B 3.9 L, 6B 5.9 L, 6C 8.3 L DIESELS AND 6B 5.9 L NATURAL GAS ENGINE. This part is cataloged in the U.S.

Government catalog under NSN 3040-01-386-0661, 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

CBU1688

NSN: 3040-01-386-0661
FSC: 3040 — Miscellaneous Power Transmission Equipment
CAGE: U5612 — LEYLAND TRUCKS LTD (FOR SPARE PARTS SEE U6425) (GBR)

SPECIFICATIONS

end_item_identification	USED ON, 4B 3.9 L, 6B 5.9 L, 6C 8.3 L DIESELS AND 6B 5.9 L NATURAL GAS ENGINE
NSN	3040-01-386-0661

COMPONENT DIAGRAM

TECHNICAL CHARACTERISTICS

END ITEM IDENTIFICATION

USED ON, 4B 3.9 L, 6B 5.9 L, 6C 8.3 L DIESELS AND 6B 5.9 L NATURAL GAS ENGINE

OTHER ITEMS IN FSC 3040 — Miscellaneous Power Transmission Equipment

Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.

3040-00-001-0046 3040-00-001-0047 3040-00-001-0048 3040-00-001-0068 3040-00-001-0077 3040-00-001-0078 3040-00-001-0089 3040-00-001-1224

SUBSTITUTES & CROSS-REFERENCES 3

3934822Reference document

Same NSN cross-reference

Reference document — Secondary reference

3914854Reference document

Same NSN cross-reference

Reference document — Secondary reference

397382700Reference document

Same NSN cross-reference

Reference document — Secondary reference

LIFECYCLE

NSN statusActive· U.S. Government catalog

No demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is CBU1688?

CBU1688 is a ADJUSTING DEVICE,BELT-CHAIN TENS.

What parts can replace CBU1688?

There are 3 known substitutes for CBU1688: 3934822, 3914854, 397382700. Substitute compatibility should be verified for your specific system.

What is the NSN for CBU1688?

CBU1688 is cataloged in the U.S. Government catalog under NSN 3040-01-386-0661. This indicates validated use in U.S. government and defense supply chains.

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CBU1688 — ADJUSTING DEVICE,BELT-CHAIN TENS

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