204-040-602 — SHAFT,SHOULDERED

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

204-040-602: SHAFT,SHOULDERED.

The SHAFT,SHOULDERED is a the manufacturer industrial component. Key specifications include material: STEEL, end_similarity: IDENTICAL, overall_length: 1.730 INCHES MINIMUM AND 1.740 INCHES MAXIMUM IN, surface_finish: 32.0 MICROINCHES, first_end_style: SPLINED (INVOLUTE), first_end_diameter: 1.2610 INCHES MINIMUM AND 1.2660 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 3040-00-765-2408, 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

204-040-602

NSN: 3040-00-765-2408
FSC: 3040 — Miscellaneous Power Transmission Equipment
CAGE: 97499 — BELL TEXTRON INC (USA)

SPECIFICATIONS

material	STEEL
step_quantity	3
end_similarity	IDENTICAL
overall_length	1.730 INCHES MINIMUM AND 1.740 INCHES MAXIMUM IN
surface_finish	32.0 MICROINCHES
first_end_style	SPLINED (INVOLUTE)
first_end_diameter	1.2610 INCHES MINIMUM AND 1.2660 INCHES MAXIMUM IN
fsc_application_data	DRIVE SHAFT,ROTOR,HELICOPTER
largest_step_diameter	1.377 INCHES MINIMUM AND 1.378 INCHES MAXIMUM IN
first_end_spline_length	0.500 INCHES MINIMUM AND 0.505 INCHES MAXIMUM IN
first_end_pitch_diameter	1.2000 INCHES NOMINAL IN
first_end_pressure_angle	30.0000 DEGREES NOMINAL
NSN	3040-00-765-2408

COMPONENT DIAGRAM

KEY FEATURES

•

SURFACE FINISH: 32.0 MICROINCHES

•

FSC APPLICATION DATA: DRIVE SHAFT,ROTOR,HELICOPTER

•

FIRST END PITCH DIAMETER: 1.2000 INCHES NOMINAL IN

•

STEP QUANTITY: 3

•

FIRST END DIAMETER: 1.2610 INCHES MINIMUM AND 1.2660 INCHES MAXIMUM IN

•

FIRST END SPLINE MAJOR DIAMETER: 1.2610 INCHES MINIMUM AND 1.2660 INCHES MAXIMUM IN

•

LARGEST STEP DIAMETER: 1.377 INCHES MINIMUM AND 1.378 INCHES MAXIMUM IN

•

FIRST END STYLE: SPLINED (INVOLUTE)

TECHNICAL CHARACTERISTICS

SURFACE FINISH	32.0 MICROINCHES
FSC APPLICATION DATA	DRIVE SHAFT,ROTOR,HELICOPTER
FIRST END PITCH DIAMETER	1.2000 INCHES NOMINAL IN
STEP QUANTITY	3
FIRST END DIAMETER	1.2610 INCHES MINIMUM AND 1.2660 INCHES MAXIMUM IN
FIRST END SPLINE MAJOR DIAMETER	1.2610 INCHES MINIMUM AND 1.2660 INCHES MAXIMUM IN
LARGEST STEP DIAMETER	1.377 INCHES MINIMUM AND 1.378 INCHES MAXIMUM IN
FIRST END STYLE	SPLINED (INVOLUTE)
MATERIAL DOCUMENT AND CLASSIFICATION	AMS6260 ASSN STD SINGLE MATERIAL RESPONSE
OVERALL LENGTH	1.730 INCHES MINIMUM AND 1.740 INCHES MAXIMUM 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 2

204-040-602-5Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

204-040-602-005Reference 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 — critical (Q)

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FREQUENTLY ASKED QUESTIONS

What is 204-040-602?

204-040-602 is a SHAFT,SHOULDERED.

What parts can replace 204-040-602?

There are 2 known substitutes for 204-040-602: 204-040-602-5, 204-040-602-005. Substitute compatibility should be verified for your specific system.

What is the NSN for 204-040-602?

204-040-602 is cataloged in the U.S. Government catalog under NSN 3040-00-765-2408. This indicates validated use in U.S. government and defense supply chains.

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