The Wrench,ratchet, cataloged under National Stock Number 5120-01-658-2291, is classified within Federal Supply Class 5120 (Hand Tools, Nonedged, Nonpowered) of the Hand Tools group. The manufacturer of record is Omega Technologies, Inc Dba Omega Technologies Inc. Government technical data includes 5 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5120-01-658-2291 |
| Primary Part Number | ATBRO3134E |
| Item Name | Wrench,ratchet |
| FSC / FSG | 5120 / 51 — Hand Tools, Nonedged, Nonpowered |
| Manufacturer | Omega Technologies, Inc Dba Omega Technologies Inc |
| Status | ACTIVE |
| Wrenching Surface Size | 0.31250 INCHES NOMINAL FIRST END IN |
| Wrenching Surface Size | 0.34375 INCHES NOMINAL SECOND END IN |
| Wrenching End Offset Angle | 20.0 DEGREES NOMINAL |
| Surface Treatment | CHROMIUM 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 |
|---|---|
| ATBRO3134E PRIMARY | Omega Technologies, Inc Dba Omega Technologies Inc (USA) |
| ATBRO3134E | Henchman Group Pty Ltd the Trustee for Henchman Unit Trust (AUS) |
| Reference | Meaning |
|---|---|
| ATBRO3134E | 5/9 Secondary reference Henchman Products Pty Ltd |
NSN 5120-01-658-2291 is a Wrench,ratchet, manufactured by Omega Technologies, Inc Dba Omega Technologies Inc, classified under FSC 5120, Hand Tools, Nonedged, Nonpowered. Status: active.
NSN 5120-01-658-2291 has 2 manufacturer part numbers on file: ATBRO3134E (Omega Technologies, Inc Dba Omega Technologies Inc), ATBRO3134E (Henchman Group Pty Ltd the Trustee for Henchman Unit Trust).
Key specifications for ATBRO3134E: Wrenching Surface Size: 0.31250 INCHES NOMINAL FIRST END IN; Wrenching Surface Size: 0.34375 INCHES NOMINAL SECOND END IN; Wrenching End Offset Angle: 20.0 DEGREES NOMINAL; Surface Treatment: CHROMIUM OVERALL. 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.