The Wrench,box, cataloged under National Stock Number 5120-01-710-9499, is classified within Federal Supply Class 5120 (Hand Tools, Nonedged, Nonpowered) of the Hand Tools group. The manufacturer of record is Mueller Co. Government technical data includes 5 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5120-01-710-9499 |
| Primary Part Number | 148690-1 |
| Item Name | Wrench,box |
| FSC / FSG | 5120 / 51 — Hand Tools, Nonedged, Nonpowered |
| Manufacturer | Mueller Co |
| Status | ACTIVE |
| Wrenching Surface Size | 1.250 INCHES NOMINAL BOTH ENDS IN |
| Style Designator | DOUBLE HEAD L |
| Wrenching Surface Shape | SQUARE BOTH ENDS INTERNAL |
| Surface Treatment | PAINT OVERALL |
| Material | IRON 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 |
|---|---|
| 148690-1 PRIMARY | Mueller Co (USA) |
| Reference | Meaning |
|---|---|
| M1486901 | 5/9 Secondary reference Ferguson Enterprises, Llc Div Ferguson Waterworks |
NSN 5120-01-710-9499 is a Wrench,box, manufactured by Mueller Co, classified under FSC 5120, Hand Tools, Nonedged, Nonpowered. Status: active.
NSN 5120-01-710-9499 has 1 manufacturer part number on file: 148690-1 (Mueller Co).
Key specifications for 148690-1: Wrenching Surface Size: 1.250 INCHES NOMINAL BOTH ENDS IN; Style Designator: DOUBLE HEAD L; Wrenching Surface Shape: SQUARE BOTH ENDS INTERNAL; Special Features: RED PAINT; 90 DEGREE BEND IN HANDLE. 5 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.