1R01-8639-144 — SHAFT,SHOULDERED

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

1R01-8639-144: SHAFT,SHOULDERED.

The SHAFT,SHOULDERED is a the manufacturer industrial component. Key specifications include material: STEEL, end_similarity: IDENTICAL, overall_length: 23.250 INCHES NOMINAL IN, first_end_style: FLAT KEYWAY, first_end_diameter: 0.7500 INCHES NOMINAL IN, largest_step_diameter: 1.119 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 3040-00-126-3361, 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

1R01-8639-144

NSN: 3040-00-126-3361
FSC: 3040 — Miscellaneous Power Transmission Equipment
CAGE: 30760 — INGERSOLL RAND CO (USA)

SPECIFICATIONS

material	STEEL
step_quantity	3
end_similarity	IDENTICAL
overall_length	23.250 INCHES NOMINAL IN
first_end_style	FLAT KEYWAY
first_end_diameter	0.7500 INCHES NOMINAL IN
largest_step_diameter	1.119 INCHES NOMINAL IN
external_keyway_length	0.687 INCHES NOMINAL FIRST END IN
first_end_keyway_depth	0.151 INCHES NOMINAL IN
first_end_keyway_width	0.1870 INCHES NOMINAL IN
NSN	3040-00-126-3361

COMPONENT DIAGRAM

KEY FEATURES

•

STEP QUANTITY: 3

•

FIRST END DIAMETER: 0.7500 INCHES NOMINAL IN

•

LARGEST STEP DIAMETER: 1.119 INCHES NOMINAL IN

•

FIRST END STYLE: FLAT KEYWAY

•

FIRST END KEYWAY DEPTH: 0.151 INCHES NOMINAL IN

•

END SIMILARITY: IDENTICAL

•

MATERIAL: STEEL

TECHNICAL CHARACTERISTICS

STEP QUANTITY	3
FIRST END DIAMETER	0.7500 INCHES NOMINAL IN
LARGEST STEP DIAMETER	1.119 INCHES NOMINAL IN
FIRST END STYLE	FLAT KEYWAY
OVERALL LENGTH	23.250 INCHES NOMINAL IN
FIRST END KEYWAY DEPTH	0.151 INCHES NOMINAL IN
END SIMILARITY	IDENTICAL
MATERIAL	STEEL
EXTERNAL KEYWAY LENGTH	0.687 INCHES NOMINAL FIRST END IN
FIRST END KEYWAY WIDTH	0.1870 INCHES NOMINAL IN

SUBSTITUTES & CROSS-REFERENCES 4

217312Reference document

Same NSN cross-reference

Reference document — Secondary reference

300B144X38-9Reference document

Same NSN cross-reference

Reference document — Design control — primary reference

217312PC144Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

DE51-S4700-442880Reference document

Same NSN cross-reference

Reference document — Secondary reference

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Semi-active item — no replacement plannedNo demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is 1R01-8639-144?

1R01-8639-144 is a SHAFT,SHOULDERED.

What parts can replace 1R01-8639-144?

There are 4 known substitutes for 1R01-8639-144: 217312, 300B144X38-9, 217312PC144 and 1 more. Substitute compatibility should be verified for your specific system.

What is the NSN for 1R01-8639-144?

1R01-8639-144 is cataloged in the U.S. Government catalog under NSN 3040-00-126-3361. This indicates validated use in U.S. government and defense supply chains.

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