The Collar,shaft, cataloged under National Stock Number 3040-00-540-8124, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. Government technical data includes 12 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 3040-00-540-8124 |
| Item Name | Collar,shaft |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Status | ACTIVE |
| Securing Hole Type and Location | THREADED SINGLE HOLE |
| Style Designator | PLAIN ROUND |
| Material Document and Classification | QQ-S-764, TYPE 303, COND B-CANCELED FED SPEC SINGLE MATERIAL RESPONSE |
| Screw Thread Series Designator and Location | SINGLE HOLE UNF |
| Outside Diameter | 0.375 INCHES MINIMUM AND 0.385 INCHES MAXIMUM IN |
| Nominal Thread Size | 0.112 INCHES SINGLE HOLE IN |
| Angle Between Centerlines of Securing Holes in Deg | 90.0 |
| Securing Hole Quantity | 2 |
| Surface Treatment | PASSIVATE |
| Bore Diameter | 0.1562 INCHES MINIMUM AND 0.1582 INCHES MAXIMUM IN |
| Material | STEEL COMP 303 |
| Thickness | 0.160 INCHES MINIMUM AND 0.170 INCHES MAXIMUM 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 |
|---|---|
| 791174-10 | 5/9 Secondary reference Honeywell Intl Inc Defense Avionics Systems |
| 791174-10 | 3/2 Design control — primary reference U.S. Government activity |
| 791174-10 | 5/9 Secondary reference Honeywell Intl Inc Defense Avionics Systems Former Bendix Navigation and Control Systems |
NSN 3040-00-540-8124 is a Collar,shaft, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
Key specifications for 3040-00-540-8124: Securing Hole Type and Location: THREADED SINGLE HOLE; Style Designator: PLAIN ROUND; Material Document and Classification: QQ-S-764, TYPE 303, COND B-CANCELED FED SPEC SINGLE MATERIAL RESPONSE; Screw Thread Series Designator and Location: SINGLE HOLE UNF. 12 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.