The Collar,shaft, cataloged under National Stock Number 3040-00-797-7291, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Us Army Aviation and Missile Command. Government technical data includes 17 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3040-00-797-7291 |
| Primary Part Number | 9139217 |
| Item Name | Collar,shaft |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Us Army Aviation and Missile Command |
| Status | ACTIVE |
| Surface Finish | 125 MICROINCHES OVERALL |
| Style Designator | PLAIN ROUND |
| Material Document and Classification | QQ-S-764, TYPE 416-CANCELED FED SPEC SINGLE MATERIAL RESPONSE |
| Screw Thread Series Designator and Location | 1ST HOLE UNIFIED NATIONAL COARSE (UNC) |
| Screw Thread Series Designator and Location | 2ND HOLE UNIFIED NATIONAL COARSE (UNC) |
| Screw Thread Series Designator and Location | 3RD HOLE UNIFIED NATIONAL COARSE (UNC) |
| Screw Thread Series Designator and Location | 4TH HOLE UNIFIED NATIONAL COARSE (UNC) |
| Outside Diameter | 0.938 INCHES NOMINAL IN |
| Hole Diameter and Location | 0.0308 INCHES MINIMUM 5TH HOLE AND 0.0310 INCHES MAXIMUM 5TH HOLE IN |
| Nominal Thread Size | 0.138 INCHES THREAD IN |
| Angle Between Centerlines of Securing Holes in Deg | 45.0 |
| Angle Between Centerlines of Securing Holes in Deg | 90.0 |
| Securing Hole Quantity | 5 |
| Surface Treatment | PASSIVATE |
| Bore Diameter | 0.6250 INCHES MINIMUM AND 0.6270 INCHES MAXIMUM IN |
| Material | STEEL COMP 416 |
| Thickness | 0.312 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 |
| Part Number | Manufacturer |
|---|---|
| 9139217 PRIMARY | Us Army Aviation and Missile Command (USA) |
NSN 3040-00-797-7291 is a Collar,shaft, manufactured by Us Army Aviation and Missile Command, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-00-797-7291 has 1 manufacturer part number on file: 9139217 (Us Army Aviation and Missile Command).
Key specifications for 9139217: Surface Finish: 125 MICROINCHES OVERALL; Style Designator: PLAIN ROUND; Material Document and Classification: QQ-S-764, TYPE 416-CANCELED FED SPEC SINGLE MATERIAL RESPONSE; Screw Thread Series Designator and Location: 1ST HOLE UNIFIED NATIONAL COARSE (UNC). 17 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.