The Collar,shaft, cataloged under National Stock Number 3040-01-593-5457, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. Government technical data includes 9 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3040-01-593-5457 |
| Item Name | Collar,shaft |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Status | ACTIVE |
| Largest Diameter Length | 2.430 INCHES NOMINAL IN |
| Style Designator | ROUND W/DOUBLE CHAMFER |
| Material Document and Classification | AMS 5640 ASSN STD SINGLE MATERIAL RESPONSE |
| Outside Diameter | 2.430 INCHES NOMINAL IN |
| Surface Treatment | PASSIVATE |
| Chamfer Angle in Deg | 45.0 |
| Bore Diameter | 2.1636 INCHES NOMINAL IN |
| Material | STEEL COMP 303 OR STEEL COMP 303SE OR STEEL COMP 303 PLUS X |
| Thickness | 0.235 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 |
|---|---|
| 764006 | 3/2 Design control — primary reference U.S. Government activity |
NSN 3040-01-593-5457 is a Collar,shaft, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
Key specifications for 3040-01-593-5457: Largest Diameter Length: 2.430 INCHES NOMINAL IN; Style Designator: ROUND W/DOUBLE CHAMFER; Material Document and Classification: AMS 5640 ASSN STD SINGLE MATERIAL RESPONSE; Outside Diameter: 2.430 INCHES NOMINAL IN. 9 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.