8756583 — SHAFT,SHOULDERED

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

8756583: SHAFT,SHOULDERED.

The SHAFT,SHOULDERED is a the manufacturer industrial component. Key specifications include material: STEEL COMP 4140 OR STEEL COMP 4142 OR STEEL COMP 8645, end_similarity: NOT IDENTICAL, overall_length: 20.938 INCHES NOMINAL IN, first_end_style: PLAIN, special_features: SECOND END MOUNTING FLANGE WITH 4-0.562 IN. DIA HOLES; 25 EXTERNAL INVOLUTE SPLINES LOCATED 2.921 IN.

FROM SECOND END IN, first_end_diameter: 1.6800 INCHES NOMINAL IN. This part is cataloged in the U.S. Government catalog under NSN 3040-00-679-9622, 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

8756583

NSN: 3040-00-679-9622
NIINs: 006799622, 006799623
FSC: 3040 — Miscellaneous Power Transmission Equipment
CAGE: 19207 — U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM (USA)

SPECIFICATIONS

material	STEEL COMP 4140 OR STEEL COMP 4142 OR STEEL COMP 8645
step_quantity	5
end_similarity	NOT IDENTICAL
overall_length	20.938 INCHES NOMINAL IN
first_end_style	PLAIN
special_features	SECOND END MOUNTING FLANGE WITH 4-0.562 IN. DIA HOLES; 25 EXTERNAL INVOLUTE SPLINES LOCATED 2.921 IN. FROM SECOND END IN
first_end_diameter	1.6800 INCHES NOMINAL IN
second_end_diameter	5.7500 INCHES NOMINAL IN
largest_step_diameter	5.750 INCHES NOMINAL IN
first_end_spline_length	2.8750 INCHES NOMINAL IN
first_end_pitch_diameter	1.5625 INCHES NOMINAL IN
first_end_pressure_angle	30.0 DEGREES NOMINAL
NSN	3040-00-679-9622

COMPONENT DIAGRAM

KEY FEATURES

•

STEP QUANTITY: 5

•

FIRST END DIAMETER: 1.6800 INCHES NOMINAL IN

•

SECOND END DIAMETER: 5.7500 INCHES NOMINAL IN

•

LARGEST STEP DIAMETER: 5.750 INCHES NOMINAL IN

•

FIRST END STYLE: PLAIN

•

MATERIAL DOCUMENT AND CLASSIFICATION: MIL-S-46172 MIL SPEC SINGLE MATERIAL RESPONSE

•

END SIMILARITY: NOT IDENTICAL

TECHNICAL CHARACTERISTICS

STEP QUANTITY	5
FIRST END DIAMETER	1.6800 INCHES NOMINAL IN
SECOND END DIAMETER	5.7500 INCHES NOMINAL IN
LARGEST STEP DIAMETER	5.750 INCHES NOMINAL IN
FIRST END STYLE	PLAIN
MATERIAL DOCUMENT AND CLASSIFICATION	MIL-S-46172 MIL SPEC SINGLE MATERIAL RESPONSE
OVERALL LENGTH	20.938 INCHES NOMINAL IN
END SIMILARITY	NOT IDENTICAL
SPECIAL FEATURES	SECOND END MOUNTING FLANGE WITH 4-0.562 IN. DIA HOLES; 25 EXTERNAL INVOLUTE SPLINES LOCATED 2.921 IN. FROM SECOND END IN
TEST DATA DOCUMENT	19207-8756584 DRAWING (THIS IS THE BASIC GOVERNING DRAWING, SUCH AS A CONTRACTOR DRAWING, ORIGINAL EQUIPMENT MANUFACTURER DRAWING, ETC.; EXCLUDES ANY SPECIFICATION, STANDARD OR OTHER DOCUMENT THAT MAY BE REFERENCED IN A BASIC GOVERNING DRAWING)

SUBSTITUTES & CROSS-REFERENCES 1

2520006799622Reference document

Same NSN cross-reference

Reference document — Secondary reference

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Normally procured from the manufacturer (OEM)Demilitarization required — mutilation

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FREQUENTLY ASKED QUESTIONS

What is 8756583?

8756583 is a SHAFT,SHOULDERED.

What parts can replace 8756583?

There is 1 known substitute for 8756583: 2520006799622. Substitute compatibility should be verified for your specific system.

What is the NSN for 8756583?

8756583 is cataloged in the U.S. Government catalog under NSN 3040-00-679-9622. This indicates validated use in U.S. government and defense supply chains.

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8756583 — SHAFT,SHOULDERED

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