The Collar,shaft, cataloged under National Stock Number 3040-00-339-7264, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. Government technical data includes 8 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 3040-00-339-7264 |
| Item Name | Collar,shaft |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Status | ACTIVE |
| Surface Finish | 250 MICROINCHES OVERALL |
| Securing Hole Type and Location | UNTHREADED ALL HOLES |
| Material Document and Classification | FED STD 66 FED STD SINGLE MATERIAL RESPONSE OR AISI 4130 ASSN STD SINGLE MATERIAL RESPONSE OR SAE 4130 ASSN STD SINGLE MATERIAL RESPONSE |
| Outside Diameter | 0.750 INCHES NOMINAL IN |
| Hole Diameter and Location | 0.0975 INCHES NOMINAL ALL HOLES IN |
| Angle Between Centerlines of Securing Holes in Deg | 180.0 |
| Securing Hole Quantity | 2 |
| Material | STEEL COMP 4130 |
| 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 |
|---|---|
| 6-83523 | 3/2 Design control — primary reference U.S. Government activity |
NSN 3040-00-339-7264 is a Collar,shaft, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
Key specifications for 3040-00-339-7264: Surface Finish: 250 MICROINCHES OVERALL; Securing Hole Type and Location: UNTHREADED ALL HOLES; Material Document and Classification: FED STD 66 FED STD SINGLE MATERIAL RESPONSE OR AISI 4130 ASSN STD SINGLE MATERIAL RESPONSE OR SAE 4130 ASSN STD SINGLE MATERIAL RESPONSE; Overall Length: 0.520 INCHES NOMINAL IN. 8 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.