3891S487 — GEARSHAFT,SPUR

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

3891S487: GEARSHAFT,SPUR.

The GEARSHAFT,SPUR is a the manufacturer industrial component. Key specifications include end_item_identification: 2520-495-7730. This part is cataloged in the U.S.

Government catalog under NSN 3040-00-353-2736, 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

3891S487

NSN: 3040-00-353-2736
FSC: 3040 — Miscellaneous Power Transmission Equipment
CAGE: 78500 — MERITOR HEAVY VEHICLE SYSTEMS, LLC (USA)

SPECIFICATIONS

special_features	STEEL,8.750 IN. LG O/A,13 SPUR TEETH,3.870 IN. OD,3.250 IN. PITCH DIA,2.875 IN. FACE W,38 EXTERNAL INVOLUTE SPLINES,0 438 IN. W,4.705 IN. OD IN
end_item_identification	2520-495-7730
NSN	3040-00-353-2736

COMPONENT DIAGRAM

TECHNICAL CHARACTERISTICS

SPECIAL FEATURES	STEEL,8.750 IN. LG O/A,13 SPUR TEETH,3.870 IN. OD,3.250 IN. PITCH DIA,2.875 IN. FACE W,38 EXTERNAL INVOLUTE SPLINES,0 438 IN. W,4.705 IN. OD IN
END ITEM IDENTIFICATION	2520-495-7730

SUBSTITUTES & CROSS-REFERENCES 6

1090648Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

12C7040Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

93204Reference document

Same NSN cross-reference

Reference document — Secondary reference

4FKW044Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

427454Reference document

Same NSN cross-reference

Reference document — Secondary reference

BB5223Reference 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 3891S487?

3891S487 is a GEARSHAFT,SPUR.

What parts can replace 3891S487?

There are 6 known substitutes for 3891S487: 1090648, 12C7040, 93204 and 3 more. Substitute compatibility should be verified for your specific system.

What is the NSN for 3891S487?

3891S487 is cataloged in the U.S. Government catalog under NSN 3040-00-353-2736. This indicates validated use in U.S. government and defense supply chains.

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3891S487 — GEARSHAFT,SPUR

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