596-7409743-20 — SHAFT,SHOULDERED

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

596-7409743-20: SHAFT,SHOULDERED.

The SHAFT,SHOULDERED is a the manufacturer industrial component. Key specifications include end_similarity: NOT IDENTICAL, overall_length: 10.500 INCHES NOMINAL IN, first_end_style: SPLINED (STRAIGHT), second_end_style: WOODRUFF KEYWAY, special_features: MATERIAL IS NICKLE COPPER ALLUMINUM, first_end_diameter: 1.2492 INCHES MINIMUM AND 1.2496 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 3040-01-493-8979, 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

596-7409743-20

NSN: 3040-01-493-8979
FSC: 3040 — Miscellaneous Power Transmission Equipment
CAGE: 53711 — NAVAL SEA SYSTEMS COMMAND (USA)

SPECIFICATIONS

end_similarity	NOT IDENTICAL
overall_length	10.500 INCHES NOMINAL IN
first_end_style	SPLINED (STRAIGHT)
second_end_style	WOODRUFF KEYWAY
special_features	MATERIAL IS NICKLE COPPER ALLUMINUM
first_end_diameter	1.2492 INCHES MINIMUM AND 1.2496 INCHES MAXIMUM IN
second_end_diameter	1.4370 INCHES NOMINAL IN
external_keyway_length	3.000 INCHES MINIMUM AND 3.010 INCHES MAXIMUM FIRST END IN
first_end_keyway_width	0.2500 INCHES MINIMUM AND 0.2520 INCHES MAXIMUM IN
end_item_identification	LOS ANGELES CLASS SSN (688); DRIVE ASSEMBLY, RAMMER
second_end_spline_length	2.500 INCHES NOMINAL IN
second_end_spline_quantity	22
NSN	3040-01-493-8979

COMPONENT DIAGRAM

KEY FEATURES

•

FIRST END DIAMETER: 1.2492 INCHES MINIMUM AND 1.2496 INCHES MAXIMUM IN

•

SECOND END DIAMETER: 1.4370 INCHES NOMINAL IN

•

FIRST END STYLE: SPLINED (STRAIGHT)

•

SECOND END SPLINE MAJOR DIAMETER: 1.5560 INCHES NOMINAL IN

•

MATERIAL DOCUMENT AND CLASSIFICATION: QQ-N-286 FED SPEC SINGLE MATERIAL RESPONSE

•

END SIMILARITY: NOT IDENTICAL

•

SECOND END SPLINE QUANTITY: 22

TECHNICAL CHARACTERISTICS

FIRST END DIAMETER	1.2492 INCHES MINIMUM AND 1.2496 INCHES MAXIMUM IN
SECOND END DIAMETER	1.4370 INCHES NOMINAL IN
FIRST END STYLE	SPLINED (STRAIGHT)
SECOND END SPLINE MAJOR DIAMETER	1.5560 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATION	QQ-N-286 FED SPEC SINGLE MATERIAL RESPONSE
OVERALL LENGTH	10.500 INCHES NOMINAL IN
END SIMILARITY	NOT IDENTICAL
SECOND END SPLINE QUANTITY	22
SPECIAL FEATURES	MATERIAL IS NICKLE COPPER ALLUMINUM
SECOND END STYLE	WOODRUFF KEYWAY

SUBSTITUTES & CROSS-REFERENCES 2

596-7409743Reference document

Same NSN cross-reference

Reference document — Drawing number reference only

B831-6100-20Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is 596-7409743-20?

596-7409743-20 is a SHAFT,SHOULDERED.

What parts can replace 596-7409743-20?

There are 2 known substitutes for 596-7409743-20: 596-7409743, B831-6100-20. Substitute compatibility should be verified for your specific system.

What is the NSN for 596-7409743-20?

596-7409743-20 is cataloged in the U.S. Government catalog under NSN 3040-01-493-8979. This indicates validated use in U.S. government and defense supply chains.

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