The Wrench,box, cataloged under National Stock Number 5120-00-274-9658, is classified within Federal Supply Class 5120 (No Item Name Available) of the Hand Tools group. The primary manufacturer of record is Federal Commercial Item Description Promulgated by General Services Administration Washington DC. Government technical data includes 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 8 commercial cross-references from 6 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 | 5120-00-274-9658 |
| Primary Part Number | A-A-2490 |
| Item Name | Wrench,box |
| FSC / FSG | 5120 / 51 — No Item Name Available |
| Manufacturer | Federal Commercial Item Description Promulgated by General Services Administration Washington DC |
| Status | ACTIVE |
| Small End Head Thickness | 0.547 INCHES MAXIMUM IN |
| Large End Head Thickness | 0.594 INCHES MAXIMUM IN |
| Specification/standard Data | 05047-ASME B107.100/B107.9 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| Style Designator | SHALLOW ANGULAR OFFSET DOUBLE HEAD |
| Nondefinitive Spec/std Data | 1 TYPE AND 1 CLASS |
| Features Provided | NONMAGNETIC AND NONSPARKING |
| Wrenching Surface Shape | 12 POINT BOTH ENDS INTERNAL |
| Wrenching End Offset Angle | 15.0 DEGREES NOMINAL |
| Wrenching Surface Size | 0.875 INCHES NOMINAL SECOND END IN |
| Material | ALUMINUM ALLOY OVERALL |
| Special Markings | WRENCH SIZE |
| Wrenching Surface Size | 0.750 INCHES NOMINAL FIRST END IN |
| Large End Outside Diameter | 1.375 INCHES MAXIMUM IN |
| Small End Outside Diameter | 1.250 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-3180 | Ampco Partners, Ltd. Dba Ampco Safety Tools (USA) |
| B107.100 | The American Society of Mechanical Engineers (USA) |
| MIL-W-19928 | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| B107.9 TY1CL1 | General Services Administration Federal Supply Service (USA) |
| B107.9 | The American Society of Mechanical Engineers (USA) |
| MIL-W-19928 TY1 | General Services Administration Federal Supply Service (USA) |
| W-3180 | Ampco Metal Inc. Dba Ampco Metal Inc (USA) |
NSN 5120-00-274-9658 is a Wrench,box, manufactured by Federal Commercial Item Description Promulgated by General Services Administration Washington DC, classified under FSC 5120 (No Item Name Available). Status: active.
NSN 5120-00-274-9658 has 8 cross-referenced part numbers: A-A-2490 (Federal Commercial Item Description Promulgated by General Services Administration Washington DC), W-3180 (Ampco Partners, Ltd. Dba Ampco Safety Tools), B107.100 (The American Society of Mechanical Engineers), MIL-W-19928 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), B107.9 TY1CL1 (General Services Administration Federal Supply Service) and 3 more.
There are 12 known substitutes for 5120-00-274-9658: 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 A-A-2490: Small End Head Thickness: 0.547 INCHES MAXIMUM IN; Large End Head Thickness: 0.594 INCHES MAXIMUM IN; Specification/standard Data: 05047-ASME B107.100/B107.9 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD; Style Designator: SHALLOW ANGULAR OFFSET DOUBLE HEAD. 15 total characteristics are documented in the Federal Logistics Information System.