181A284-1 — SHAFT,STRAIGHT

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

181A284-1: SHAFT,STRAIGHT.

The SHAFT,STRAIGHT is a the manufacturer industrial component. Key specifications include material: STEEL COMP 303, end_similarity: NOT IDENTICAL, overall_length: 8.460 INCHES NOMINAL IN, first_end_style: CIRCULAR GROOVED, second_end_style: SPLINED (INVOLUTE), special_features: 3 HOLES 0.136 IN DIA,0.250 IN DEEP IN. This part is cataloged in the U.S.

Government catalog under NSN 3040-01-400-5980, 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

181A284-1

NSN: 3040-01-400-5980
FSC: 3040 — Miscellaneous Power Transmission Equipment
CAGE: 03640 — LOCKHEED MARTIN CORPORATION DIV ROTARY AND MISSION SYSTEMS (USA)

SPECIFICATIONS

material	STEEL COMP 303
end_similarity	NOT IDENTICAL
overall_length	8.460 INCHES NOMINAL IN
first_end_style	CIRCULAR GROOVED
second_end_style	SPLINED (INVOLUTE)
special_features	3 HOLES 0.136 IN DIA,0.250 IN DEEP IN
first_end_diameter	0.3120 INCHES NOMINAL IN
second_end_diameter	0.2190 INCHES NOMINAL IN
first_end_groove_width	0.0300 INCHES NOMINAL IN
second_end_spline_length	0.3000 INCHES NOMINAL IN
first_end_groove_diameter	0.2900 INCHES NOMINAL IN
second_end_pitch_diameter	0.2375 INCHES NOMINAL IN
NSN	3040-01-400-5980

COMPONENT DIAGRAM

KEY FEATURES

•

FIRST END DIAMETER: 0.3120 INCHES NOMINAL IN

•

SECOND END DIAMETER: 0.2190 INCHES NOMINAL IN

•

SECOND END SPLINE MINOR DIAMETER: 0.2193 INCHES MINIMUM IN

•

FIRST END STYLE: CIRCULAR GROOVED

•

SECOND END SPLINE MAJOR DIAMETER: 0.2480 INCHES MINIMUM AND 0.2500 INCHES MAXIMUM IN

•

END SIMILARITY: NOT IDENTICAL

•

FIRST END DISTANCE FROM END TO GROOVE: 0.1570 INCHES NOMINAL IN

TECHNICAL CHARACTERISTICS

FIRST END DIAMETER	0.3120 INCHES NOMINAL IN
SECOND END DIAMETER	0.2190 INCHES NOMINAL IN
SECOND END SPLINE MINOR DIAMETER	0.2193 INCHES MINIMUM IN
FIRST END STYLE	CIRCULAR GROOVED
SECOND END SPLINE MAJOR DIAMETER	0.2480 INCHES MINIMUM AND 0.2500 INCHES MAXIMUM IN
OVERALL LENGTH	8.460 INCHES NOMINAL IN
END SIMILARITY	NOT IDENTICAL
FIRST END DISTANCE FROM END TO GROOVE	0.1570 INCHES NOMINAL IN
SECOND END SPLINE QUANTITY	19
SECOND END PRESSURE ANGLE	45.0 DEGREES NOMINAL

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

181A284Reference 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 181A284-1?

181A284-1 is a SHAFT,STRAIGHT.

What parts can replace 181A284-1?

There is 1 known substitute for 181A284-1: 181A284. Substitute compatibility should be verified for your specific system.

What is the NSN for 181A284-1?

181A284-1 is cataloged in the U.S. Government catalog under NSN 3040-01-400-5980. This indicates validated use in U.S. government and defense supply chains.

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181A284-1 — SHAFT,STRAIGHT

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