X639 — GEAR ASSEMBLY,SPEED DECREASER

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

X639: GEAR ASSEMBLY,SPEED DECREASER.

The GEAR ASSEMBLY,SPEED DECREASER is a the manufacturer industrial component. Key specifications include material: STEEL COMP 1090 OVERALL, end_style: SPRING END,SQUARED AND GROUND BOTH ENDS, load_rating: 0.36 POUNDS MINIMUM AND 0.44 POUNDS MAXIMUM LBS, bore_diameter: 0.400 INCHES NOMINAL IN, coil_quantity: 10, overall_width: 6.000 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 3010-00-786-3312, 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

X639

NSN: 3010-00-786-3312
FSC: 3010 — Torque Converters and Speed Changers
CAGE: 99479 — BOWMAR LLC DBA BOWMAR INSTRUMENT CORP (USA)

SPECIFICATIONS

material	STEEL COMP 1090 OVERALL
end_style	SPRING END,SQUARED AND GROUND BOTH ENDS
load_rating	0.36 POUNDS MINIMUM AND 0.44 POUNDS MAXIMUM LBS
bore_diameter	0.400 INCHES NOMINAL IN
coil_quantity	10
overall_width	6.000 INCHES NOMINAL IN
overall_height	0.937 INCHES NOMINAL IN
overall_length	9.000 INCHES NOMINAL IN
inside_diameter	0.334 INCHES NOMINAL IN
style_designator	CYLINDRICAL
spring_solid_length	0.290 INCHES MAXIMUM IN
coil_helix_direction	RIGHT-HAND OR LEFT-HAND
NSN	3010-00-786-3312

COMPONENT DIAGRAM

SUBSTITUTES & CROSS-REFERENCES 1

134341Reference document

Same NSN cross-reference

Reference document — Drawing number reference only

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Terminal item — stock exhausted; no further procurementNo demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is X639?

X639 is a GEAR ASSEMBLY,SPEED DECREASER.

What parts can replace X639?

There is 1 known substitute for X639: 134341. Substitute compatibility should be verified for your specific system.

What is the NSN for X639?

X639 is cataloged in the U.S. Government catalog under NSN 3010-00-786-3312. This indicates validated use in U.S. government and defense supply chains.

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X639 — GEAR ASSEMBLY,SPEED DECREASER

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