HM025-681 — SHAFT,SHOULDERED

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

HM025-681: SHAFT,SHOULDERED.

The SHAFT,SHOULDERED is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING, step_quantity: 11, end_similarity: IDENTICAL, overall_length: 14.900 INCHES NOMINAL IN, surface_finish: 125.0 MICROINCHES, first_end_style: CIRCULAR GROOVED AND EXTERNALLY THREADED. This part is cataloged in the U.S.

Government catalog under NSN 3040-01-185-9512, 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

HM025-681

NSN: 3040-01-185-9512
FSC: 3040 — Miscellaneous Power Transmission Equipment
CAGE: 1T765 — ROBERTSON FUEL SYSTEMS, L.L.C. (USA)

SPECIFICATIONS

material	STEEL CORROSION RESISTING
step_quantity	11
end_similarity	IDENTICAL
overall_length	14.900 INCHES NOMINAL IN
surface_finish	125.0 MICROINCHES
first_end_style	CIRCULAR GROOVED AND EXTERNALLY THREADED
special_features	END STYL DESCRIPTION SHOULD READ INVOLUTE SPLINED,CIRCULAR GROOVED,EXTERNALLY THREADED,THRU HOLE. SECONDEND IDENTICAL TO FIRST WITH EXCEPTION OF THREAD DATA
first_end_diameter	0.5000 INCHES NOMINAL IN
largest_step_diameter	0.6233 INCHES MINIMUM AND 0.6243 INCHES MAXIMUM IN
first_end_groove_width	0.1200 INCHES NOMINAL IN
first_end_groove_diameter	0.5050 INCHES MINIMUM AND 0.5150 INCHES MAXIMUM IN
first_end_external_thread_length	0.380 INCHES NOMINAL IN
NSN	3040-01-185-9512

COMPONENT DIAGRAM

KEY FEATURES

•

SURFACE FINISH: 125.0 MICROINCHES

•

STEP QUANTITY: 11

•

FIRST END DIAMETER: 0.5000 INCHES NOMINAL IN

•

LARGEST STEP DIAMETER: 0.6233 INCHES MINIMUM AND 0.6243 INCHES MAXIMUM IN

•

FIRST END EXTERNAL THREAD LENGTH: 0.380 INCHES NOMINAL IN

•

FIRST END STYLE: CIRCULAR GROOVED AND EXTERNALLY THREADED

•

MATERIAL DOCUMENT AND CLASSIFICATION: AMS 5643,COND H1150 ASSN STD SINGLE MATERIAL RESPONSE

TECHNICAL CHARACTERISTICS

SURFACE FINISH	125.0 MICROINCHES
STEP QUANTITY	11
FIRST END DIAMETER	0.5000 INCHES NOMINAL IN
LARGEST STEP DIAMETER	0.6233 INCHES MINIMUM AND 0.6243 INCHES MAXIMUM IN
FIRST END EXTERNAL THREAD LENGTH	0.380 INCHES NOMINAL IN
FIRST END STYLE	CIRCULAR GROOVED AND EXTERNALLY THREADED
MATERIAL DOCUMENT AND CLASSIFICATION	AMS 5643,COND H1150 ASSN STD SINGLE MATERIAL RESPONSE
OVERALL LENGTH	14.900 INCHES NOMINAL IN
END SIMILARITY	IDENTICAL
FIRST END DISTANCE FROM END TO GROOVE	0.380 INCHES NOMINAL IN

SUBSTITUTES & CROSS-REFERENCES 3

014218-1Reference document

Same NSN cross-reference

Reference document — Advisory reference — outside the item-of-supply concept

014218Reference document

Same NSN cross-reference

Reference document — Drawing number reference only

HM025-681-1Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Insurance item — stocked against contingency demandDemilitarization required — mutilation + specific procedure

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FREQUENTLY ASKED QUESTIONS

What is HM025-681?

HM025-681 is a SHAFT,SHOULDERED.

What parts can replace HM025-681?

There are 3 known substitutes for HM025-681: 014218-1, 014218, HM025-681-1. Substitute compatibility should be verified for your specific system.

What is the NSN for HM025-681?

HM025-681 is cataloged in the U.S. Government catalog under NSN 3040-01-185-9512. This indicates validated use in U.S. government and defense supply chains.

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HM025-681 — SHAFT,SHOULDERED

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