The Wrench,ratchet, cataloged under National Stock Number 5120-01-641-3205, is classified within Federal Supply Class 5120 (Hand Tools, Nonedged, Nonpowered) of the Hand Tools group. The manufacturer of record is Mcmaster-Carr Supply Co. Government technical data includes 8 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5120-01-641-3205 |
| Primary Part Number | 7120A411 |
| Item Name | Wrench,ratchet |
| FSC / FSG | 5120 / 51 — Hand Tools, Nonedged, Nonpowered |
| Manufacturer | Mcmaster-Carr Supply Co |
| Status | ACTIVE |
| Wrenching Surface Size | 0.625 INCHES NOMINAL SINGLE END IN |
| Outside Diameter | 1.938 INCHES NOMINAL IN |
| Specification/standard Data | 05047-ASME B107.100/B107.66 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| Nondefinitive Spec/std Data | 2 TYPE |
| Wrenching End Offset Angle | 15.0 DEGREES NOMINAL |
| Wrenching Surface Shape | 6 POINT SINGLE END INTERNAL |
| Material | STEEL OVERALL |
| Head Thickness | 0.875 INCHES NOMINAL 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 |
|---|---|
| 7120A411 | Mcmaster-Carr Supply Co (USA) |
| 13901-90310 | Lowell Corporation Dba Lowell Corp (USA) |
| Reference | Meaning |
|---|---|
| B107.100 | 3/1 Design control — primary reference The American Society of Mechanical Engineers |
| B107.66 TY2 | 5/1 Secondary reference U.S. Government activity |
| B107.66 | 5/1 Secondary reference The American Society of Mechanical Engineers |
NSN 5120-01-641-3205 is a Wrench,ratchet, manufactured by Mcmaster-Carr Supply Co, classified under FSC 5120, Hand Tools, Nonedged, Nonpowered. Status: active.
NSN 5120-01-641-3205 has 2 manufacturer part numbers on file: 7120A411 (Mcmaster-Carr Supply Co), 13901-90310 (Lowell Corporation Dba Lowell Corp).
Key specifications for 7120A411: Wrenching Surface Size: 0.625 INCHES NOMINAL SINGLE END IN; Overall Length: 11.000 INCHES NOMINAL IN; Outside Diameter: 1.938 INCHES NOMINAL IN; Specification/standard Data: 05047-ASME B107.100/B107.66 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD. 8 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.