The Shaft,straight, cataloged under National Stock Number 3040-01-126-7799, 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 12 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3040-01-126-7799 |
| Primary Part Number | 12308157 |
| Item Name | Shaft,straight |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| Surface Finish | 125.0 MICROINCHES |
| Second End Flat Length | 2.0900 INCHES NOMINAL IN |
| First End Diameter | 1.0000 INCHES NOMINAL IN |
| Second End Taper | 0.1250 PER METER IN MILLIMETERS |
| First End Style | PLAIN |
| Second End Taper Major Diameter | 0.6270 INCHES NOMINAL IN |
| Material Document and Classification | SPEC QQ-S-763,COND A FED SPEC SINGLE MATERIAL RESPONSE |
| Second End Taper Length | 0.5400 INCHES NOMINAL IN |
| End Similarity | NOT IDENTICAL |
| Second End Style | TAPERED WITH FLAT |
| Material | STEEL COMP 304L OR STEEL COMP 316 |
| Second End Flat Depth | 0.5400 INCHES NOMINAL IN |
| 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 |
|---|---|
| 12308157 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
NSN 3040-01-126-7799 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 3040-01-126-7799 has 1 manufacturer part number on file: 12308157 (U S Army Tank Automotive Command Amsta-Im-Mm).
Key specifications for 12308157: Surface Finish: 125.0 MICROINCHES; Second End Flat Length: 2.0900 INCHES NOMINAL IN; First End Diameter: 1.0000 INCHES NOMINAL IN; Second End Taper: 0.1250 PER METER IN MILLIMETERS. 12 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.