The Shaft,straight, cataloged under National Stock Number 3040-01-171-8265, 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 5 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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.
| Parameter | Value |
|---|---|
| NSN | 3040-01-171-8265 |
| Primary Part Number | 12355385 |
| Item Name | Shaft,straight |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| First End Diameter | 1.0000 INCHES MINIMUM AND 1.2500 INCHES MAXIMUM IN |
| First End Style | INTERNAL THREADED |
| First End Internal Thread Length | 0.250 INCHES MINIMUM AND 0.380 INCHES MAXIMUM IN |
| End Similarity | IDENTICAL |
| Material | ZINC ALLOY |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 12355385 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| Reference | Meaning |
|---|---|
| 12332495 | 5/9 Secondary reference U S Army Tank Automotive Command Amsta-Im-Mm |
NSN 3040-01-171-8265 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.
NSN 3040-01-171-8265 has 1 manufacturer part number on file: 12355385 (U S Army Tank Automotive Command Amsta-Im-Mm).
Key specifications for 12355385: First End Diameter: 1.0000 INCHES MINIMUM AND 1.2500 INCHES MAXIMUM IN; First End Style: INTERNAL THREADED; First End Internal Thread Length: 0.250 INCHES MINIMUM AND 0.380 INCHES MAXIMUM IN; End Similarity: IDENTICAL. 5 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
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.