The Collar,shaft, cataloged under National Stock Number 3040-00-386-9225, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Hatch & Kirk, Inc.. Government technical data includes 9 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3040-00-386-9225 |
| Primary Part Number | 3272929 |
| Item Name | Collar,shaft |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Hatch & Kirk, Inc. |
| Status | ACTIVE |
| Securing Hole Type and Location | THREADED SINGLE HOLE |
| Style Designator | PLAIN ROUND |
| Screw Thread Series Designator and Location | SINGLE HOLE UNF |
| Outside Diameter | 3.531 INCHES NOMINAL IN |
| Nominal Thread Size | 0.375 INCHES SINGLE HOLE IN |
| Securing Hole Quantity | 1 |
| Bore Diameter | 1.9062 INCHES NOMINAL IN |
| Material | COPPER ALLOY |
| Thickness | 0.688 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 |
|---|---|
| 3272929 PRIMARY | Hatch & Kirk, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 3272929 | 5/9 Secondary reference General Motors Corp Electro-Motive Div |
| Y250EAVA157AX1 | 5/9 Secondary reference Ingersoll Rand Co |
NSN 3040-00-386-9225 is a Collar,shaft, manufactured by Hatch & Kirk, Inc., classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-00-386-9225 has 1 manufacturer part number on file: 3272929 (Hatch & Kirk, Inc.).
Key specifications for 3272929: Securing Hole Type and Location: THREADED SINGLE HOLE; Style Designator: PLAIN ROUND; Screw Thread Series Designator and Location: SINGLE HOLE UNF; Outside Diameter: 3.531 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.