The Socket,wrench,face Spanner, cataloged under National Stock Number 5120-00-508-6975, is classified within Federal Supply Class 5120 (Hand Tools, Nonedged, Nonpowered) of the Hand Tools group. Government technical data includes 6 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government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 | 5120-00-508-6975 |
| Item Name | Socket,wrench,face Spanner |
| FSC / FSG | 5120 / 51 — Hand Tools, Nonedged, Nonpowered |
| Status | ACTIVE |
| Drive Surface Size | 0.375 INCHES NOMINAL SINGLE END IN |
| Angle Between Lugs | 45.0 DEGREES NOMINAL |
| Outside Diameter | 2.000 INCHES NOMINAL IN |
| Lug Width | 0.235 INCHES MINIMUM AND 0.240 INCHES MAXIMUM IN |
| Drive End Shape | SQUARE SINGLE END INTERNAL |
| Lug Length | 0.250 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 |
| Reference | Meaning |
|---|---|
| 64 | 5/9 Secondary reference Echols S T Inc |
| 64709 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5120-00-508-6975 is a Socket,wrench,face Spanner, classified under FSC 5120, Hand Tools, Nonedged, Nonpowered. Status: active.
2 possible matches (shared part number, not a government interchangeability claim): 4310-01-198-3570, 5365-01-241-3903. Verify interchangeability with system specifications before substitution.
Key specifications for 5120-00-508-6975: Drive Surface Size: 0.375 INCHES NOMINAL SINGLE END IN; Angle Between Lugs: 45.0 DEGREES NOMINAL; Outside Diameter: 2.000 INCHES NOMINAL IN; Lug Width: 0.235 INCHES MINIMUM AND 0.240 INCHES MAXIMUM IN. 6 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.