The Wrench,spanner, cataloged under National Stock Number 5120-01-337-7229, is classified within Federal Supply Class 5120 (Hand Tools, Nonedged, Nonpowered) of the Hand Tools group. Government technical data includes 7 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5120-01-337-7229 |
| Item Name | Wrench,spanner |
| FSC / FSG | 5120 / 51 — Hand Tools, Nonedged, Nonpowered |
| Status | ACTIVE |
| Opening Diameter | 4.240 INCHES NOMINAL IN |
| Pin Diameter | 0.125 INCHES NOMINAL IN |
| Surface Treatment Document and Classification | TT-P-1757 FED SPEC 1ST TREATMENT RESPONSE AND TT-E-490 FED SPEC 2ND TREATMENT RESPONSE AND TT-L-50 FED SPEC 3RD TREATMENT RESPONSE OVERALL |
| Style Designator | PIN |
| Material Document and Classification | SAE 1020 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Surface Treatment | CHROMATE ZINC AND ENAMEL AND LACQUER 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 |
| Reference | Meaning |
|---|---|
| JCM-17635 | 3/1 Design control — primary reference Strike Weapons and Unmanned Aviation |
NSN 5120-01-337-7229 is a Wrench,spanner, classified under FSC 5120, Hand Tools, Nonedged, Nonpowered. Status: active.
Key specifications for 5120-01-337-7229: Opening Diameter: 4.240 INCHES NOMINAL IN; Pin Diameter: 0.125 INCHES NOMINAL IN; Surface Treatment Document and Classification: TT-P-1757 FED SPEC 1ST TREATMENT RESPONSE AND TT-E-490 FED SPEC 2ND TREATMENT RESPONSE AND TT-L-50 FED SPEC 3RD TREATMENT RESPONSE OVERALL; Style Designator: PIN. 7 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.