The Wrench,box, cataloged under National Stock Number 5120-00-899-6558, is classified within Federal Supply Class 5120 (Hand Tools, Nonedged, Nonpowered) of the Hand Tools group. The manufacturer of record is Northrop Grumman Systems Corporation. Government technical data includes 6 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5120-00-899-6558 |
| Primary Part Number | 134GT1065 |
| Item Name | Wrench,box |
| FSC / FSG | 5120 / 51 — Hand Tools, Nonedged, Nonpowered |
| Manufacturer | Northrop Grumman Systems Corporation |
| Status | ACTIVE |
| Surface Treatment Document and Classification | GSS-8050,FSCM 26512 MFR REF SINGLE TREATMENT RESPONSE OVERALL |
| Wrenching Surface Size | 0.562 INCHES NOMINAL SINGLE END IN |
| Material Document and Classification | BONNEY 6508,FSCM 26512 MFR REF SINGLE MATERIAL RESPONSE OVERALL |
| Wrenching Surface Shape | 12 POINT SINGLE END INTERNAL |
| Surface Treatment | CADMIUM OVERALL |
| 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 |
|---|---|
| 134GT1065 PRIMARY | Northrop Grumman Systems Corporation (USA) |
NSN 5120-00-899-6558 is a Wrench,box, manufactured by Northrop Grumman Systems Corporation, classified under FSC 5120, Hand Tools, Nonedged, Nonpowered. Status: active.
NSN 5120-00-899-6558 has 1 manufacturer part number on file: 134GT1065 (Northrop Grumman Systems Corporation).
Key specifications for 134GT1065: Surface Treatment Document and Classification: GSS-8050,FSCM 26512 MFR REF SINGLE TREATMENT RESPONSE OVERALL; Wrenching Surface Size: 0.562 INCHES NOMINAL SINGLE END IN; Material Document and Classification: BONNEY 6508,FSCM 26512 MFR REF SINGLE MATERIAL RESPONSE OVERALL; Wrenching Surface Shape: 12 POINT SINGLE END INTERNAL. 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.