The Shaft,straight, cataloged under National Stock Number 3040-00-646-6857, 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 10 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3040-00-646-6857 |
| Primary Part Number | 10905236 |
| 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 | 0.7868 INCHES NOMINAL IN |
| First End Distance From Keyway Center to End | 0.520 INCHES NOMINAL IN |
| First End Style | TWO INDENTED FLAT KEYWAYS |
| Material Document and Classification | QQ-S-631 FED SPEC SINGLE MATERIAL RESPONSE |
| First End Keyway Depth | 0.030 INCHES NOMINAL IN |
| End Similarity | IDENTICAL |
| First End Angle Between Keyways | 45.0 DEGREES NOMINAL |
| Material | STEEL COMP 1015 |
| External Keyway Length | 0.380 INCHES NOMINAL FIRST END IN |
| First End Keyway Width | 0.1200 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 |
|---|---|
| 25704-281210-50-0 | Knds Deutschland Gmbh & Co. Kg - Werk Kassel - (DEU) |
| 25704-281210-50-0 | Baainbw Dokumente Ohne Nutzungsrechte Des Baainbw Fur Beschaffungszwecke (DEU) |
| 10905236 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| Reference | Meaning |
|---|---|
| 10905236 | 5/9 Secondary reference Feinmechanische Werke Mainz Gmbh |
| 3040006466857 | 6/9 Informative reference only E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales |
| 10905236 | 5/9 Secondary reference Liebherr-Aerospace Lindenberg Gmbh |
NSN 3040-00-646-6857 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 3040-00-646-6857 has 3 manufacturer part numbers on file: 25704-281210-50-0 (Knds Deutschland Gmbh & Co. Kg - Werk Kassel -), 25704-281210-50-0 (Baainbw Dokumente Ohne Nutzungsrechte Des Baainbw Fur Beschaffungszwecke), 10905236 (U S Army Tank Automotive Command Amsta-Im-Mm).
Key specifications for 10905236: First End Diameter: 0.7868 INCHES NOMINAL IN; First End Distance From Keyway Center to End: 0.520 INCHES NOMINAL IN; First End Style: TWO INDENTED FLAT KEYWAYS; Material Document and Classification: QQ-S-631 FED SPEC SINGLE MATERIAL RESPONSE. 10 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.