211081688 — SHAFT,SHOULDERED

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

211081688: SHAFT,SHOULDERED.

The SHAFT,SHOULDERED is a the manufacturer industrial component. Key specifications include material: STEEL, end_similarity: NOT IDENTICAL, overall_length: 23.8600 INCHES NOMINAL IN, surface_finish: 125.0 MICROINCHES, first_end_style: PLAIN, second_end_style: SPLINED (INVOLUTE). This part is cataloged in the U.S.

Government catalog under NSN 3040-01-416-1663, 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

211081688

NSN: 3040-01-416-1663
FSC: 3040 — Miscellaneous Power Transmission Equipment
CAGE: 53711 — NAVAL SEA SYSTEMS COMMAND (USA)

SPECIFICATIONS

material	STEEL
step_quantity	2
end_similarity	NOT IDENTICAL
overall_length	23.8600 INCHES NOMINAL IN
surface_finish	125.0 MICROINCHES
first_end_style	PLAIN
second_end_style	SPLINED (INVOLUTE)
first_end_diameter	0.7450 INCHES MINIMUM AND 0.7500 INCHES MAXIMUM IN
second_end_diameter	0.6300 INCHES MINIMUM AND 0.6500 INCHES MAXIMUM IN
largest_step_diameter	0.7450 INCHES MINIMUM AND 0.7500 INCHES MAXIMUM IN
end_item_identification	SEAWOLF CLASS SSN
second_end_spline_length	3.500 INCHES NOMINAL IN
NSN	3040-01-416-1663

COMPONENT DIAGRAM

KEY FEATURES

•

SURFACE FINISH: 125.0 MICROINCHES

•

STEP QUANTITY: 2

•

FIRST END DIAMETER: 0.7450 INCHES MINIMUM AND 0.7500 INCHES MAXIMUM IN

•

SECOND END DIAMETER: 0.6300 INCHES MINIMUM AND 0.6500 INCHES MAXIMUM IN

•

LARGEST STEP DIAMETER: 0.7450 INCHES MINIMUM AND 0.7500 INCHES MAXIMUM IN

•

SECOND END SPLINE MINOR DIAMETER: 0.5190 INCHES NOMINAL IN

•

FIRST END STYLE: PLAIN

•

SECOND END SPLINE MAJOR DIAMETER: 0.6300 INCHES MINIMUM AND 0.6500 INCHES MAXIMUM IN

TECHNICAL CHARACTERISTICS

SURFACE FINISH	125.0 MICROINCHES
STEP QUANTITY	2
FIRST END DIAMETER	0.7450 INCHES MINIMUM AND 0.7500 INCHES MAXIMUM IN
SECOND END DIAMETER	0.6300 INCHES MINIMUM AND 0.6500 INCHES MAXIMUM IN
LARGEST STEP DIAMETER	0.7450 INCHES MINIMUM AND 0.7500 INCHES MAXIMUM IN
SECOND END SPLINE MINOR DIAMETER	0.5190 INCHES NOMINAL IN
FIRST END STYLE	PLAIN
SECOND END SPLINE MAJOR DIAMETER	0.6300 INCHES MINIMUM AND 0.6500 INCHES MAXIMUM IN
MATERIAL DOCUMENT AND CLASSIFICATION	ASTM-A331 ASSN STD SINGLE MATERIAL RESPONSE
OVERALL LENGTH	23.8600 INCHES NOMINAL IN

SUBSTITUTES & CROSS-REFERENCES 2

564-6409340-11Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

6409340Reference document

Same NSN cross-reference

Reference document — Drawing number reference only

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 211081688?

211081688 is a SHAFT,SHOULDERED.

What parts can replace 211081688?

There are 2 known substitutes for 211081688: 564-6409340-11, 6409340. Substitute compatibility should be verified for your specific system.

What is the NSN for 211081688?

211081688 is cataloged in the U.S. Government catalog under NSN 3040-01-416-1663. This indicates validated use in U.S. government and defense supply chains.

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