The Collar,shaft, cataloged under National Stock Number 3040-01-582-7944, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Alfa Laval Inc. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3040-01-582-7944 |
| Primary Part Number | 6139500 |
| Item Name | Collar,shaft |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Alfa Laval Inc |
| Status | ACTIVE |
| 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 |
|---|---|
| 6139500 PRIMARY | Alfa Laval Inc (USA) |
| Reference | Meaning |
|---|---|
| 61395 | 3/9 Design control — primary reference Alfa Laval Inc |
NSN 3040-01-582-7944 is a Collar,shaft, manufactured by Alfa Laval Inc, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-01-582-7944 has 1 manufacturer part number on file: 6139500 (Alfa Laval Inc).
2 possible matches (shared part number, not a government interchangeability claim): 6220-01-617-7265, 7510-01-675-8188. Verify interchangeability with system specifications before substitution.
Key specifications for 6139500: Part Name Assigned by Controlling Agency: THROW OFF COLLAR; End Item Identification: RFA FORT AUSTIN-CENTRIFUGES, ALFA LAVAL INC, NAVY. 0 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.