The Fixture Assy,torque, cataloged under National Stock Number 4921-00-604-9490, is classified within Federal Supply Class 4921 (Torpedo Maintenance, Repair, and Checkout Specialized Equipment) of the Maintenance and Repair Shop Equipment group. The manufacturer of record is United States Department of the Navy Dba Naval Undersea Warfare Ctr Div. The record lists 4 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | Fixture Assy,torque |
| FSC / FSG | 4921 — Torpedo Maintenance, Repair, and Checkout Specialized Equipment (FSG 49) |
| Manufacturers | United States Department of the Navy Dba Naval Undersea Warfare Ctr Div (CAGE 16623); Army, United States Department of the Dba Rock Island Arsenal Jmtc (CAGE 19204); Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (CAGE 10001) |
| Parameter | Value |
|---|---|
| NSN | 4921-00-604-9490 |
| Primary Part Number | BUWEPSLD477471 |
| Item Name | Fixture Assy,torque |
| FSC / FSG | 4921 / 49 — Torpedo Maintenance, Repair, and Checkout Specialized Equipment |
| Manufacturer | United States Department of the Navy Dba Naval Undersea Warfare Ctr Div |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Part Number | Manufacturer |
|---|---|
| BUWEPSLD477471 PRIMARY | United States Department of the Navy Dba Naval Undersea Warfare Ctr Div (USA) |
| LD477471 | Army, United States Department of the Dba Rock Island Arsenal Jmtc (USA) |
| LD477471 PRIMARY | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA) |
| 877499 PRIMARY | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA) |
| Reference | Meaning |
|---|---|
| 4921PL1326068 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
NSN 4921-00-604-9490 is a Fixture Assy,torque, manufactured by United States Department of the Navy Dba Naval Undersea Warfare Ctr Div, classified under FSC 4921, Torpedo Maintenance, Repair, and Checkout Specialized Equipment. Status: active.
NSN 4921-00-604-9490 has 4 manufacturer part numbers on file: BUWEPSLD477471 (United States Department of the Navy Dba Naval Undersea Warfare Ctr Div), LD477471 (Army, United States Department of the Dba Rock Island Arsenal Jmtc), LD477471 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier), 877499 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier).
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
NSN 4921-00-604-9490 has DEMIL Code B. Demilitarization may be required before disposal or transfer to non-military entities.
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.