The Collar,shaft, cataloged under National Stock Number 3040-00-515-5859, 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 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3040-00-515-5859 |
| Primary Part Number | 5155859 |
| 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 |
| Surface Finish | 125 MICROINCHES INSIDE PERIPHERY |
| Securing Hole Type and Location | THREADED SINGLE HOLE |
| Style Designator | ROUND W/GROOVED PERIPHERY |
| Screw Thread Series Designator and Location | SINGLE HOLE UNIFIED NATIONAL COARSE (UNC) |
| Outside Diameter | 1.750 INCHES NOMINAL IN |
| Nominal Thread Size | 0.312 INCHES SINGLE HOLE IN |
| Securing Hole Quantity | 1 |
| Surface Treatment | PHOSPHATE |
| Bore Diameter | 1.1410 INCHES NOMINAL IN |
| Material | STEEL |
| Thickness | 0.562 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 |
|---|---|
| 5155859 PRIMARY | Army, United States Department of the Dba Rock Island Arsenal Jmtc (USA) |
| XX002-1622 | Rdm Technology B.v. (NLD) |
NSN 3040-00-515-5859 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 3040-00-515-5859 has 2 manufacturer part numbers on file: 5155859 (Army, United States Department of the Dba Rock Island Arsenal Jmtc), XX002-1622 (Rdm Technology B.v.).
1 possible match (shared part number, not a government interchangeability claim): 6145-01-313-9858. Verify interchangeability with system specifications before substitution.
Key specifications for 5155859: Surface Finish: 125 MICROINCHES INSIDE PERIPHERY; Securing Hole Type and Location: THREADED SINGLE HOLE; Style Designator: ROUND W/GROOVED PERIPHERY; Screw Thread Series Designator and Location: SINGLE HOLE UNIFIED NATIONAL COARSE (UNC). 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.