The Collar,shaft, cataloged under National Stock Number 3040-00-514-1081, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Army, United States Department of the Dba Rock Island Arsenal Jmtc. Government technical data includes 11 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 | 3040-00-514-1081 |
| Primary Part Number | 5141081 |
| Item Name | Collar,shaft |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Army, United States Department of the Dba Rock Island Arsenal Jmtc |
| Status | ACTIVE |
| Securing Hole Type and Location | UNTHREADED SINGLE HOLE |
| Radius | 0.250 INCHES NOMINAL IN |
| Style Designator | ROUND W/ SINGLE EDGE |
| Outside Diameter | 0.500 INCHES NOMINAL IN |
| Hole Diameter and Location | 0.1285 INCHES NOMINAL SINGLE HOLE IN |
| Angle Between Centerlines of Securing Holes in Deg | 180.0 |
| Securing Hole Quantity | 2 |
| Surface Treatment | PHOSPHATE ZINC |
| Bore Diameter | 0.3280 INCHES NOMINAL IN |
| Material | STEEL |
| Thickness | 0.469 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 |
|---|---|
| 5141081 PRIMARY | Army, United States Department of the Dba Rock Island Arsenal Jmtc (USA) |
NSN 3040-00-514-1081 is a Collar,shaft, manufactured by Army, United States Department of the Dba Rock Island Arsenal Jmtc, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-00-514-1081 has 1 manufacturer part number on file: 5141081 (Army, United States Department of the Dba Rock Island Arsenal Jmtc).
Key specifications for 5141081: Securing Hole Type and Location: UNTHREADED SINGLE HOLE; Radius: 0.250 INCHES NOMINAL IN; Style Designator: ROUND W/ SINGLE EDGE; Outside Diameter: 0.500 INCHES NOMINAL IN. 11 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.