190-0643 — TENSIONER PULLEY ASSEMBLY

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

190-0643: TENSIONER PULLEY ASSEMBLY.

The TENSIONER PULLEY ASSEMBLY is a the manufacturer industrial component. Key specifications include special_features: PART OF 189-2221 BELT TIGHTENER GROUP; PART OF 188-2033, 188-2035 ENGINE AR-COMPLETE, end_item_identification: COOLING GROUP, part_name_assigned_by_controlling_agency: BELT TIGHTENER. This part is cataloged in the U.S.

Government catalog under NSN 3950-01-528-3409, 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

190-0643

NSN: 3950-01-528-3409
FSC: 3950 — Winches, Hoists, Cranes, and Derricks
CAGE: 11083 — CATERPILLAR INC DIV CATERPILLAR DEFENSE (USA)

SPECIFICATIONS

special_features	PART OF 189-2221 BELT TIGHTENER GROUP; PART OF 188-2033, 188-2035 ENGINE AR-COMPLETE
end_item_identification	COOLING GROUP
part_name_assigned_by_controlling_agency	BELT TIGHTENER
NSN	3950-01-528-3409

COMPONENT DIAGRAM

TECHNICAL CHARACTERISTICS

SPECIAL FEATURES	PART OF 189-2221 BELT TIGHTENER GROUP; PART OF 188-2033, 188-2035 ENGINE AR-COMPLETE
PART NAME ASSIGNED BY CONTROLLING AGENCY	BELT TIGHTENER
END ITEM IDENTIFICATION	COOLING GROUP

OTHER ITEMS IN FSC 3950 — Winches, Hoists, Cranes, and Derricks

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

3950-00-001-1249 3950-00-001-3984 3950-00-001-6303 3950-00-001-6304 3950-00-001-6312 3950-00-001-6313 3950-00-001-7831 3950-00-001-7834

SUBSTITUTES & CROSS-REFERENCES 2

3430845Reference document

Same NSN cross-reference

Reference document — Secondary reference

CV131567Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

LIFECYCLE

NSN statusActive· U.S. Government catalog

No demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is 190-0643?

190-0643 is a TENSIONER PULLEY ASSEMBLY.

What parts can replace 190-0643?

There are 2 known substitutes for 190-0643: 3430845, CV131567. Substitute compatibility should be verified for your specific system.

What is the NSN for 190-0643?

190-0643 is cataloged in the U.S. Government catalog under NSN 3950-01-528-3409. This indicates validated use in U.S. government and defense supply chains.

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190-0643 — TENSIONER PULLEY ASSEMBLY

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