Extension Shaft3040-00-018-8632

NSN 3040-00-018-8632 · NIIN 000188632

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

Government record, cited

Also searched as 3040-00-018-8632 · 3040000188632 · NIIN 000188632 · 00-018-8632 · FSC 3040 Miscellaneous Power Transmission Equipment · SMC597970 · SMC597970

Nearby stock numbers ← 3040-00-018-7714 Shaft, Straight · 3040-00-018-8637 Shaft, Drive, Flexible →

Features

Extension Shaft — FSC 3040
Socket Diameter: 0.265 INCHES NOMINAL IN
Length: 1.380 INCHES NOMINAL IN
Socket Depth: 1.380 INCHES NOMINAL IN
Style Designator: PLAIN SOCKET
Outside Diameter: 0.625 INCHES NOMINAL IN
Shaft End Design: MALE AND FEMALE
Shaft End Diameter: 0.250 INCHES NOMINAL IN

Identification

NSN: 3040-00-018-8632
NIIN: 000188632
FSC: 3040 — Miscellaneous Power Transmission Equipment
FSG: 30 — Mechanical Power Transmission Equipment

General Description

The Extension Shaft, cataloged under National Stock Number 3040-00-018-8632, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. Government technical data includes 12 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	3040-00-018-8632
Item Name	Extension Shaft
FSC / FSG	3040 / 30 — Miscellaneous Power Transmission Equipment
Status	ACTIVE
Socket Diameter	0.265 INCHES NOMINAL IN
Length	1.380 INCHES NOMINAL IN
Socket Depth	1.380 INCHES NOMINAL IN
Style Designator	PLAIN SOCKET
Outside Diameter	0.625 INCHES NOMINAL IN
Shaft End Design	MALE AND FEMALE
Shaft End Diameter	0.250 INCHES NOMINAL IN
Surface Treatment	ANODIZE
Material	ALUMINUM ALLOY
Shoulder Length	0.440 INCHES MINIMUM AND 0.495 INCHES MAXIMUM IN
End Type	INTEGRAL COUPLING
Shaft End Configuration	ROUND

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

Cross-Reference Index

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

Reference documents

Reference	Meaning
SMC597970	3/2 Design control — primary reference U.S. Government activity
SMC597970	5/9 Secondary reference General Dynamics Mission Systems, Inc.

No interchangeability data on file.

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

3040-00-001-0046 · Item name not on file

3040-00-001-0047

3040-00-001-0047 · Item name not on file

3040-00-001-0048

3040-00-001-0048 · Item name not on file

3040-00-001-0068

3040-00-001-0068 · Item name not on file

3040-00-001-0077

3040-00-001-0077 · Item name not on file

3040-00-001-0078

3040-00-001-0078 · Item name not on file

3040-00-001-0089

3040-00-001-0089 · Item name not on file

3040-00-001-1224

3040-00-001-1224 · Item name not on file

Frequently Asked Questions

What is NSN 3040-00-018-8632?

NSN 3040-00-018-8632 is a Extension Shaft, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.

What are the specifications of 3040-00-018-8632?

Key specifications for 3040-00-018-8632: Socket Diameter: 0.265 INCHES NOMINAL IN; Length: 1.380 INCHES NOMINAL IN; Socket Depth: 1.380 INCHES NOMINAL IN; Style Designator: PLAIN SOCKET. 12 specifications are documented in the U.S. Government catalog.

Is NSN 3040-00-018-8632 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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