12284919 — GEARSHAFT,HELICAL

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

12284919: GEARSHAFT,HELICAL.

The GEARSHAFT,HELICAL is a the manufacturer industrial component. Key specifications include gear_material: STEEL, overall_length: 4.690 INCHES MINIMUM AND 4.720 INCHES MAXIMUM IN, shaft_material: STEEL, special_features: ONE EXTERNAL SPLINE 74/43 DIAM PITCH W/32T,ONE INTERNAL SPLINE 32/64 DIAM PITCH W/31T;1 1/4-18 UNF 3A THD ON BOTH END A, end_item_identification: MODEL T-76 ENGINE. This part is cataloged in the U.S.

Government catalog under NSN 3040-01-073-7682, 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

12284919

NSN: 3040-01-073-7682
FSC: 3040 — Miscellaneous Power Transmission Equipment
CAGE: 19207 — U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM (USA)

SPECIFICATIONS

gear_material	STEEL
overall_length	4.690 INCHES MINIMUM AND 4.720 INCHES MAXIMUM IN
shaft_material	STEEL
special_features	ONE EXTERNAL SPLINE 74/43 DIAM PITCH W/32T,ONE INTERNAL SPLINE 32/64 DIAM PITCH W/31T;1 1/4-18 UNF 3A THD ON BOTH END A
end_item_identification	MODEL T-76 ENGINE
NSN	3040-01-073-7682

COMPONENT DIAGRAM

KEY FEATURES

•

SHAFT MATERIAL: STEEL

•

GEAR MATERIAL: STEEL

TECHNICAL CHARACTERISTICS

SHAFT MATERIAL	STEEL
OVERALL LENGTH	4.690 INCHES MINIMUM AND 4.720 INCHES MAXIMUM IN
GEAR MATERIAL	STEEL
SPECIAL FEATURES	ONE EXTERNAL SPLINE 74/43 DIAM PITCH W/32T,ONE INTERNAL SPLINE 32/64 DIAM PITCH W/31T;1 1/4-18 UNF 3A THD ON BOTH END A
END ITEM IDENTIFICATION	MODEL T-76 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 2

XM21794Reference document

Same NSN cross-reference

Reference document — Secondary reference

12274719Reference document

Same NSN cross-reference

Reference document — Secondary reference

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is 12284919?

12284919 is a GEARSHAFT,HELICAL.

What parts can replace 12284919?

There are 2 known substitutes for 12284919: XM21794, 12274719. Substitute compatibility should be verified for your specific system.

What is the NSN for 12284919?

12284919 is cataloged in the U.S. Government catalog under NSN 3040-01-073-7682. This indicates validated use in U.S. government and defense supply chains.

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12284919 — GEARSHAFT,HELICAL

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