2040986-1 — SHAFT,SHOULDERED

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

2040986-1: SHAFT,SHOULDERED.

The SHAFT,SHOULDERED is a the manufacturer industrial component. Key specifications include material: STEEL COMP 4130, end_similarity: IDENTICAL, overall_length: 3.3500 INCHES NOMINAL IN, first_end_style: SPLINED (INVOLUTE), special_features: NO.5 DRILL CENTER OPTIONAL BOTH ENDS, first_end_diameter: 0.3800 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 3040-01-389-9649, 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

2040986-1

NSN: 3040-01-389-9649
FSC: 3040 — Miscellaneous Power Transmission Equipment
CAGE: 0ZWK8 — MOOG MILITARY AIRCRAFT LLC (USA)

SPECIFICATIONS

material	STEEL COMP 4130
step_quantity	7
end_similarity	IDENTICAL
overall_length	3.3500 INCHES NOMINAL IN
first_end_style	SPLINED (INVOLUTE)
special_features	NO.5 DRILL CENTER OPTIONAL BOTH ENDS
first_end_diameter	0.3800 INCHES NOMINAL IN
largest_step_diameter	0.6200 INCHES NOMINAL IN
first_end_spline_length	0.3700 INCHES NOMINAL IN
first_end_pitch_diameter	0.4791 INCHES NOMINAL IN
first_end_pressure_angle	30.0 DEGREES NOMINAL
first_end_spline_quantity	23
NSN	3040-01-389-9649

COMPONENT DIAGRAM

KEY FEATURES

•

FIRST END PITCH DIAMETER: 0.4791 INCHES NOMINAL IN

•

STEP QUANTITY: 7

•

FIRST END DIAMETER: 0.3800 INCHES NOMINAL IN

•

FIRST END SPLINE MAJOR DIAMETER: 0.5000 INCHES NOMINAL IN

•

LARGEST STEP DIAMETER: 0.6200 INCHES NOMINAL IN

•

FIRST END STYLE: SPLINED (INVOLUTE)

•

MATERIAL DOCUMENT AND CLASSIFICATION: MIL-S-6758 MIL SPEC SINGLE MATERIAL RESPONSE

TECHNICAL CHARACTERISTICS

FIRST END PITCH DIAMETER	0.4791 INCHES NOMINAL IN
STEP QUANTITY	7
FIRST END DIAMETER	0.3800 INCHES NOMINAL IN
FIRST END SPLINE MAJOR DIAMETER	0.5000 INCHES NOMINAL IN
LARGEST STEP DIAMETER	0.6200 INCHES NOMINAL IN
FIRST END STYLE	SPLINED (INVOLUTE)
MATERIAL DOCUMENT AND CLASSIFICATION	MIL-S-6758 MIL SPEC SINGLE MATERIAL RESPONSE
OVERALL LENGTH	3.3500 INCHES NOMINAL IN
FIRST END PRESSURE ANGLE	30.0 DEGREES NOMINAL
FIRST END SPLINE LENGTH	0.3700 INCHES NOMINAL IN

OTHER ITEMS IN FSC 3040 — Miscellaneous Power Transmission Equipment

Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.

3040-00-001-0046 3040-00-001-0047 3040-00-001-0048 3040-00-001-0068 3040-00-001-0077 3040-00-001-0078 3040-00-001-0089 3040-00-001-1224

SUBSTITUTES & CROSS-REFERENCES 1

2040986Reference 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 2040986-1?

2040986-1 is a SHAFT,SHOULDERED.

What parts can replace 2040986-1?

There is 1 known substitute for 2040986-1: 2040986. Substitute compatibility should be verified for your specific system.

What is the NSN for 2040986-1?

2040986-1 is cataloged in the U.S. Government catalog under NSN 3040-01-389-9649. This indicates validated use in U.S. government and defense supply chains.

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