The Wrench,box, cataloged under National Stock Number 5120-00-274-9653, is classified within Federal Supply Class 5120 (No Item Name Available) of the Hand Tools group. The primary manufacturer of record is Ampco Partners, Ltd. Dba Ampco Safety Tools. Government technical data includes 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5120-00-274-9653 |
| Primary Part Number | W-3130 |
| Item Name | Wrench,box |
| FSC / FSG | 5120 / 51 — No Item Name Available |
| Manufacturer | Ampco Partners, Ltd. Dba Ampco Safety Tools |
| Status | ACTIVE |
| Large End Head Thickness | 0.375 INCHES MAXIMUM IN |
| Small End Head Thickness | 0.375 INCHES MAXIMUM IN |
| Wrenching Surface Shape | 12 POINT BOTH ENDS INTERNAL |
| Material | COPPER ALLOY OVERALL |
| Wrenching Surface Size | 0.562 INCHES NOMINAL SECOND END IN |
| Style Designator | SHALLOW ANGULAR OFFSET DOUBLE HEAD |
| Features Provided | NONMAGNETIC AND NONSPARKING |
| Special Markings | WRENCH SIZE |
| Wrenching Surface Size | 0.500 INCHES NOMINAL FIRST END IN |
| Wrenching End Offset Angle | 15.0 DEGREES NOMINAL |
| Large End Outside Diameter | 0.938 INCHES MAXIMUM IN |
| Small End Outside Diameter | 0.844 INCHES MAXIMUM IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| A-A-2490 | Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA) |
| W-3130 | Ampco Metal Inc. Dba Ampco Metal Inc (USA) |
| MIL-W-19928 | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| W-3130 PRIMARY | Ampco Partners, Ltd. Dba Ampco Safety Tools (USA) |
NSN 5120-00-274-9653 is a Wrench,box, manufactured by Ampco Partners, Ltd. Dba Ampco Safety Tools, classified under FSC 5120 (No Item Name Available). Status: active.
NSN 5120-00-274-9653 has 4 cross-referenced part numbers: A-A-2490 (Federal Commercial Item Description Promulgated by General Services Administration Washington DC), W-3130 (Ampco Metal Inc. Dba Ampco Metal Inc), MIL-W-19928 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), W-3130 (Ampco Partners, Ltd. Dba Ampco Safety Tools).
There are 12 known substitutes for 5120-00-274-9653: 5120-00-184-8545, 5120-00-184-8547, 5120-00-184-8548 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for W-3130: Large End Head Thickness: 0.375 INCHES MAXIMUM IN; Small End Head Thickness: 0.375 INCHES MAXIMUM IN; Wrenching Surface Shape: 12 POINT BOTH ENDS INTERNAL; Material: COPPER ALLOY OVERALL. 13 total characteristics are documented in the Federal Logistics Information System.