The Wrench,screw Thread Insert, cataloged under National Stock Number 5120-01-192-7622, is classified within Federal Supply Class 5120 (Hand Tools, Nonedged, Nonpowered) of the Hand Tools group. The manufacturer of record is Howmet Global Fastening Systems Inc Div Assembly Tooling Division. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5120-01-192-7622 |
| Primary Part Number | SR37W4A |
| Item Name | Wrench,screw Thread Insert |
| FSC / FSG | 5120 / 51 — Hand Tools, Nonedged, Nonpowered |
| Manufacturer | Howmet Global Fastening Systems Inc Div Assembly Tooling Division |
| Status | ACTIVE |
| General Characteristics Item Description | STEEL; BLACK OXIDE FINISH; 3/8 IN. FEMALE SQ DRIVE; 4 POINT; 1.39 IN. LG IN |
| 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 |
|---|---|
| SR37W4A PRIMARY | Howmet Global Fastening Systems Inc Div Assembly Tooling Division (USA) |
| Reference | Meaning |
|---|---|
| SR37W4A | 5/9 Secondary reference U.S. Government activity |
NSN 5120-01-192-7622 is a Wrench,screw Thread Insert, manufactured by Howmet Global Fastening Systems Inc Div Assembly Tooling Division, classified under FSC 5120, Hand Tools, Nonedged, Nonpowered. Status: active.
NSN 5120-01-192-7622 has 1 manufacturer part number on file: SR37W4A (Howmet Global Fastening Systems Inc Div Assembly Tooling Division).
Key specifications for SR37W4A: General Characteristics Item Description: STEEL; BLACK OXIDE FINISH; 3/8 IN. FEMALE SQ DRIVE; 4 POINT; 1.39 IN. LG IN; End Item Identification: ROSAN NO. SR374 AND SR376 SCREW THREAD INSERTS. 1 specification is 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.