The Wrench,socket, cataloged under National Stock Number 5120-01-357-4563, is classified within Federal Supply Class 5120 (Hand Tools, Nonedged, Nonpowered) of the Hand Tools group. The manufacturer of record is Naval Sea Systems Command. Government technical data includes 4 specifications, cited from the U.S. Government catalog. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5120-01-357-4563 |
| Primary Part Number | 53X-03-123 |
| Item Name | Wrench,socket |
| FSC / FSG | 5120 / 51 — Hand Tools, Nonedged, Nonpowered |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Wrenching Surface Size | 0.875 INCHES NOMINAL SINGLE END IN |
| Style Designator | SINGLE SOCKET T |
| Wrenching Surface Shape | TRIANGULAR SINGLE END INTERNAL |
| Material | STEEL OVERALL |
| 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 |
|---|---|
| 53X-03-123 PRIMARY | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| 53X-03-123 | 5/9 Secondary reference Illinois Tool Wks Inc Linac Div |
NSN 5120-01-357-4563 is a Wrench,socket, manufactured by Naval Sea Systems Command, classified under FSC 5120, Hand Tools, Nonedged, Nonpowered. Status: active.
NSN 5120-01-357-4563 has 1 manufacturer part number on file: 53X-03-123 (Naval Sea Systems Command).
Key specifications for 53X-03-123: Wrenching Surface Size: 0.875 INCHES NOMINAL SINGLE END IN; Style Designator: SINGLE SOCKET T; Overall Length: 6.250 INCHES NOMINAL IN; Wrenching Surface Shape: TRIANGULAR SINGLE END INTERNAL. 4 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.