PartsTable TECHNICAL DATA SHEET

NSN 3040-01-022-6087Government record, cited

Shaft, Shouldered3040-01-022-6087

NSN 3040-01-022-6087 · NIIN 010226087

FSC 3040 — Miscellaneous Power Transmission Equipment · FSG 30 — Mechanical Power Transmission Equipment

Government record, cited

Also searched as 3040-01-022-6087 · 3040010226087 · NIIN 010226087 · 01-022-6087 · FSC 3040 Miscellaneous Power Transmission Equipment · 1955783 · 75791-27X3PC41 · 73791-27X3PC41

Nearby stock numbers ← 3040-01-022-5906 Plate, Retaining, Shaft · 3040-01-022-6090 Cam, Control →

Features

Shaft,shouldered — FSC 3040
Step Quantity: 5
First End Diameter: 0.3750 INCHES NOMINAL IN
Second End Diameter: 0.5000 INCHES NOMINAL IN
Largest Step Diameter: 1.000 INCHES NOMINAL IN
First End Style: PLAIN
Material Document and Classification: MIL-S-20166,TYPE A,GRADE 9 MIL SPEC SINGLE MATERIAL RESPONSE
End Similarity: NOT IDENTICAL

Identification

NSN: 3040-01-022-6087
NIIN: 010226087
FSC: 3040 — Miscellaneous Power Transmission Equipment
FSG: 30 — Mechanical Power Transmission Equipment

General Description

The Shaft,shouldered, cataloged under National Stock Number 3040-01-022-6087, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. Government technical data includes 9 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 8 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	3040-01-022-6087
Item Name	Shaft,shouldered
FSC / FSG	3040 / 30 — Miscellaneous Power Transmission Equipment
Status	ACTIVE
Step Quantity	5
First End Diameter	0.3750 INCHES NOMINAL IN
Second End Diameter	0.5000 INCHES NOMINAL IN
Largest Step Diameter	1.000 INCHES NOMINAL IN
First End Style	PLAIN
Material Document and Classification	MIL-S-20166,TYPE A,GRADE 9 MIL SPEC SINGLE MATERIAL RESPONSE
End Similarity	NOT IDENTICAL
Second End Style	PLAIN
Material	STEEL

Lifecycle & Compliance

Acquisition Status	ACTIVE
DEMIL Code	DEMIL A — No Demilitarization Required
Hazard	No hazard code in the DLA record (HMIC N)
Criticality Code	X

⇄ Related Items 8

Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.

3040-01-022-62361955783PC9 POSSIBLE MATCH

SHAFT,STRAIGHT

Possible match (shared part number)Naval Ship Systems Command

3040-01-022-623773791-27X3PC10 POSSIBLE MATCH

SHAFT,STRAIGHT

Possible match (shared part number)Electric Boat Corporation Div General Dynamics Electric Boat

3040-01-022-623873791-27X3PC13 POSSIBLE MATCH

SHAFT,SHOULDERED

Possible match (shared part number)Electric Boat Corporation Div General Dynamics Electric Boat

3040-01-022-762373791-27X3PC12 POSSIBLE MATCH

YOKE,TENSION,SHAFT

Possible match (shared part number)Electric Boat Corporation Div General Dynamics Electric Boat

3040-01-023-089473791-27X3PC11 POSSIBLE MATCH

YOKE,SHAFT

Possible match (shared part number)Electric Boat Corporation Div General Dynamics Electric Boat

3020-01-023-101173791-27X3PC7 POSSIBLE MATCH

GEAR,SPUR

Possible match (shared part number)Electric Boat Corporation Div General Dynamics Electric Boat

3040-01-023-115873791-27X3PC40 POSSIBLE MATCH

SHAFT,SHOULDERED

Possible match (shared part number)Electric Boat Corporation Div General Dynamics Electric Boat

3020-01-023-285540 2HOLEWCS1CL POSSIBLE MATCH

LINK,ROLLER CHAIN

Possible match (shared part number)Diamond Chain Co Div of Amsted Industries Inc

Cross-Reference Index

No manufacturer part numbers on file in the U.S. Government catalog.

Reference documents

Reference	Meaning
1955783	D/9 Drawing number reference only U.S. Government activity
75791-27X3PC41	5/9 Secondary reference U.S. Government activity
73791-27X3PC41	3/2 Design control — primary reference U.S. Government activity

Related Parts

3040-01-022-6236POSSIBLE MATCH

SHAFT,STRAIGHT

1955783PC9

3040-01-022-6237POSSIBLE MATCH

SHAFT,STRAIGHT

73791-27X3PC10

3040-01-022-6238POSSIBLE MATCH

SHAFT,SHOULDERED

73791-27X3PC13

3040-01-022-7623POSSIBLE MATCH

YOKE,TENSION,SHAFT

73791-27X3PC12

3040-01-023-0894POSSIBLE MATCH

YOKE,SHAFT

73791-27X3PC11

3020-01-023-1011POSSIBLE MATCH

GEAR,SPUR

73791-27X3PC7

3040-01-023-1158POSSIBLE MATCH

SHAFT,SHOULDERED

73791-27X3PC40

3020-01-023-2855POSSIBLE MATCH

LINK,ROLLER CHAIN

40 2HOLEWCS1CL

Frequently Asked Questions

What is NSN 3040-01-022-6087?

NSN 3040-01-022-6087 is a Shaft,shouldered, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.

What NSN replaces 3040-01-022-6087?

8 possible matches (shared part number, not a government interchangeability claim): 3040-01-022-6236, 3040-01-022-6237, 3040-01-022-6238. Verify interchangeability with system specifications before substitution.

What are the specifications of 3040-01-022-6087?

Key specifications for 3040-01-022-6087: Step Quantity: 5; First End Diameter: 0.3750 INCHES NOMINAL IN; Second End Diameter: 0.5000 INCHES NOMINAL IN; Largest Step Diameter: 1.000 INCHES NOMINAL IN. 9 specifications are documented in the U.S. Government catalog.

Is NSN 3040-01-022-6087 hazardous material?

No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.

Sources

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.

✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.

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