The Wrench,box, cataloged under National Stock Number 5120-00-973-4960, is classified within Federal Supply Class 5120 (No Item Name Available) of the Hand Tools group. The primary manufacturer of record is General Electric Company. Government technical data includes 11 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. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5120-00-973-4960 |
| Primary Part Number | 21C2638P010 |
| Item Name | Wrench,box |
| FSC / FSG | 5120 / 51 — No Item Name Available |
| Manufacturer | General Electric Company |
| Status | ACTIVE |
| Head Thickness | 0.500 INCHES NOMINAL IN |
| Functional Description | USED ON HEX NUT INSIDE MOUNTING LUBE TANK AND ACCESSORY DRIVE GEARBOX |
| Head Angle | 45.0 DEGREES NOMINAL |
| Material | STEEL COMP 4140 OVERALL |
| Torque Capacity | 300.0 INCH-POUNDS MAXIMUM IN |
| Wrenching Surface Shape | 12 POINT SINGLE END INTERNAL |
| Wrenching Surface Size | 0.500 INCHES NOMINAL SINGLE END IN |
| Wrenching End Offset Angle | 30.0 DEGREES NOMINAL |
| Outside Diameter | 0.675 INCHES NOMINAL IN |
| Style Designator | ANGULAR OFFSET BENT HANDLE, SINGLE HEAD |
| Hardness Rating | 40.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 21C2638P010 | General Electric Company (USA) |
| 73237 | Utica Tool Co Inc (USA) |
| 73237 | Apex Tool Group (USA) |
| 73237 | Apex Tool Group, Llc (USA) |
NSN 5120-00-973-4960 is a Wrench,box, manufactured by General Electric Company, classified under FSC 5120 (No Item Name Available). Status: active.
NSN 5120-00-973-4960 has 4 cross-referenced part numbers: 21C2638P010 (General Electric Company), 73237 (Utica Tool Co Inc), 73237 (Apex Tool Group), 73237 (Apex Tool Group, Llc).
There are 4 known substitutes for 5120-00-973-4960: 6105-00-265-7545, 5120-01-367-7267, 5930-01-547-7212 and 1 more. Verify interchangeability with system specifications before substitution.
Key specifications for 21C2638P010: Head Thickness: 0.500 INCHES NOMINAL IN; Functional Description: USED ON HEX NUT INSIDE MOUNTING LUBE TANK AND ACCESSORY DRIVE GEARBOX; Head Angle: 45.0 DEGREES NOMINAL; Material: STEEL COMP 4140 OVERALL. 12 total characteristics are documented in the Federal Logistics Information System.