The Collar,shaft, cataloged under National Stock Number 3040-01-019-6641, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. Government technical data includes 6 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3040-01-019-6641 |
| Item Name | Collar,shaft |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Status | ACTIVE |
| Largest Diameter Length | 0.067 INCHES NOMINAL IN |
| Material Document and Classification | QQ-A-225/8, ALLOY 6061, T6 FED SPEC SINGLE MATERIAL RESPONSE |
| Outside Diameter | 1.125 INCHES NOMINAL IN |
| Bore Diameter | 0.2530 INCHES NOMINAL IN |
| Material | ALUMINUM ALLOY 6061 |
| Thickness | 0.438 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 |
| Reference | Meaning |
|---|---|
| 1630-207 | 5/9 Secondary reference Tram Electronics Inc |
| SM-B-398417 | 3/2 Design control — primary reference U.S. Government activity |
| SM-B-398417 | 5/9 Secondary reference U.S. Government activity |
NSN 3040-01-019-6641 is a Collar,shaft, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
Key specifications for 3040-01-019-6641: Largest Diameter Length: 0.067 INCHES NOMINAL IN; Material Document and Classification: QQ-A-225/8, ALLOY 6061, T6 FED SPEC SINGLE MATERIAL RESPONSE; Outside Diameter: 1.125 INCHES NOMINAL IN; Bore Diameter: 0.2530 INCHES NOMINAL IN. 6 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.