The Collar,shaft, cataloged under National Stock Number 3040-01-375-9950, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. Government technical data includes 5 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 3040-01-375-9950 |
| Item Name | Collar,shaft |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Status | ACTIVE |
| Style Designator | PLAIN ROUND |
| Outside Diameter | 1.0000 INCHES NOMINAL IN |
| Bore Diameter | 0.3780 INCHES MINIMUM AND 0.3830 INCHES MAXIMUM IN |
| Material | STEEL |
| Thickness | 0.750 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 |
|---|---|
| 6-2-2324-2 | 5/9 Secondary reference Drs Environmental Systems Inc |
| 6-2-2324-2 | 3/9 Design control — primary reference U.S. Government activity |
| 6-2-2324-2 | 3/2 Design control — primary reference U.S. Government activity |
NSN 3040-01-375-9950 is a Collar,shaft, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
Key specifications for 3040-01-375-9950: Style Designator: PLAIN ROUND; Outside Diameter: 1.0000 INCHES NOMINAL IN; Bore Diameter: 0.3780 INCHES MINIMUM AND 0.3830 INCHES MAXIMUM IN; Material: STEEL. 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.