The Socket,wrench,face Spanner, cataloged under National Stock Number 5120-01-391-5129, is classified within Federal Supply Class 5120 (Hand Tools, Nonedged, Nonpowered) of the Hand Tools group. The manufacturer of record is Eaton Corporation Dba Eaton Inoac. The record lists 1 manufacturer part number 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.
| Item Name | Socket,wrench,face Spanner |
| FSC / FSG | 5120 — Hand Tools, Nonedged, Nonpowered (FSG 51) |
| Manufacturers | Eaton Corporation Dba Eaton Inoac (CAGE 0DT23) |
| Parameter | Value |
|---|---|
| NSN | 5120-01-391-5129 |
| Primary Part Number | 220281 |
| Item Name | Socket,wrench,face Spanner |
| FSC / FSG | 5120 / 51 — Hand Tools, Nonedged, Nonpowered |
| Manufacturer | Eaton Corporation Dba Eaton Inoac |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Part Number | Manufacturer |
|---|---|
| 220281 PRIMARY | Eaton Corporation Dba Eaton Inoac (USA) |
NSN 5120-01-391-5129 is a Socket,wrench,face Spanner, manufactured by Eaton Corporation Dba Eaton Inoac, classified under FSC 5120, Hand Tools, Nonedged, Nonpowered. Status: active.
NSN 5120-01-391-5129 has 1 manufacturer part number on file: 220281 (Eaton Corporation Dba Eaton Inoac).
1 possible match (shared part number, not a government interchangeability claim): 4940-01-582-5319. Verify interchangeability with system specifications before substitution.
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.