PartsTable TECHNICAL DATA SHEET

NSN 3040-01-181-6431Government record, cited

Shaft, Straight3040-01-181-6431

NSN 3040-01-181-6431 · NIIN 011816431 · Part number 8355949

U S Army Tank Automotive Command Amsta-Im-Mm · FSC 3040 — Miscellaneous Power Transmission Equipment · FSG 30 — Mechanical Power Transmission Equipment · CAGE 19207

Government record, cited

NSN 3040-01-181-6431 — this item is cataloged by the U.S. Government under National Stock Number 3040-01-181-6431. Manufacturer of record part number: 8355949.

Also searched as 3040-01-181-6431 · 3040011816431 · NIIN 011816431 · 01-181-6431 · FSC 3040 Miscellaneous Power Transmission Equipment · CAGE 19207 · 8355949

Nearby stock numbers ← 3040-01-181-6338 Plate Assembly, Low Reaction · 3040-01-181-6469 →

Features

Shaft,straight — FSC 3040
Second End Hole Diameter: 0.1250 INCHES NOMINAL IN
First End Diameter: 0.8796 INCHES MINIMUM AND 0.8798 INCHES MAXIMUM IN
Second End Diameter: 0.8796 INCHES MINIMUM AND 0.8798 INCHES MAXIMUM IN
First End Style: PLAIN
Second End Distance From Hole Center to End: 0.340 INCHES NOMINAL IN
End Similarity: NOT IDENTICAL
Second End Style: UNTHREADED CROSS DRILLED

Identification

NSN: 3040-01-181-6431
NIIN: 011816431
FSC: 3040 — Miscellaneous Power Transmission Equipment
FSG: 30 — Mechanical Power Transmission Equipment
Primary part number: 8355949
Manufacturer: U S Army Tank Automotive Command Amsta-Im-Mm

General Description

The Shaft,straight, cataloged under National Stock Number 3040-01-181-6431, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is U S Army Tank Automotive Command Amsta-Im-Mm. Government technical data includes 8 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	3040-01-181-6431
Primary Part Number	8355949
Item Name	Shaft,straight
FSC / FSG	3040 / 30 — Miscellaneous Power Transmission Equipment
Manufacturer	U S Army Tank Automotive Command Amsta-Im-Mm
Status	ACTIVE
Second End Hole Diameter	0.1250 INCHES NOMINAL IN
First End Diameter	0.8796 INCHES MINIMUM AND 0.8798 INCHES MAXIMUM IN
Second End Diameter	0.8796 INCHES MINIMUM AND 0.8798 INCHES MAXIMUM IN
First End Style	PLAIN
Second End Distance From Hole Center to End	0.340 INCHES NOMINAL IN
End Similarity	NOT IDENTICAL
Second End Style	UNTHREADED CROSS DRILLED
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

Cross-Reference Index

Part Number	Manufacturer
8355949 PRIMARY	U S Army Tank Automotive Command Amsta-Im-Mm (USA)

Reference documents

Reference	Meaning
8355949	5/2 Secondary reference U.S. Government activity

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 3040-01-181-6431?

NSN 3040-01-181-6431 is a Shaft,straight, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.

What part numbers are listed for NSN 3040-01-181-6431?

NSN 3040-01-181-6431 has 1 manufacturer part number on file: 8355949 (U S Army Tank Automotive Command Amsta-Im-Mm).

What are the specifications of 8355949?

Key specifications for 8355949: Second End Hole Diameter: 0.1250 INCHES NOMINAL IN; First End Diameter: 0.8796 INCHES MINIMUM AND 0.8798 INCHES MAXIMUM IN; Second End Diameter: 0.8796 INCHES MINIMUM AND 0.8798 INCHES MAXIMUM IN; First End Style: PLAIN. 8 specifications are documented in the U.S. Government catalog.

Is NSN 3040-01-181-6431 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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