The Head,crowfoot Socket Wrench, cataloged under National Stock Number 5120-00-288-6501, is classified within Federal Supply Class 5120 (No Item Name Available) of the Hand Tools group. The primary manufacturer of record is Wta Tool Llc. Government technical data includes 10 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. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5120-00-288-6501 |
| Primary Part Number | 3657 |
| Item Name | Head,crowfoot Socket Wrench |
| FSC / FSG | 5120 / 51 — No Item Name Available |
| Manufacturer | Wta Tool Llc |
| Status | ACTIVE |
| Head Thickness | 0.385 INCHES NOMINAL IN |
| Torque Capacity | 1100.0 INCH-POUNDS NOMINAL IN |
| Surface Treatment | CHROMIUM AND NICKEL OVERALL |
| Wrenching Surface Shape | HEXAGON SINGLE END INTERNAL |
| Features Provided | REVERSIBLE RATCHET |
| Drive End Shape | SQUARE SINGLE END INTERNAL |
| Nondefinitive Spec/std Data | 1 TYPE AND 1 CLASS AND B STYLE AND A FORM AND 1.063 SIZE |
| Drive Surface Size | 0.381 INCHES NOMINAL SINGLE END IN |
| Style Designator | OPEN RATCHET |
| Opening Width | 1.080 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 3657 | Granco Industries Inc (USA) |
| 3657 PRIMARY | Wta Tool Llc (USA) |
| GGG-W-646 TY1CL1STBFMASZ1.063 | General Services Administration Federal Supply Service (USA) |
| GGG-W-646 | Federal Specifications Promulgated by General Services Administration Washington DC (USA) |
NSN 5120-00-288-6501 is a Head,crowfoot Socket Wrench, manufactured by Wta Tool Llc, classified under FSC 5120 (No Item Name Available). Status: active.
NSN 5120-00-288-6501 has 4 cross-referenced part numbers: 3657 (Granco Industries Inc), 3657 (Wta Tool Llc), GGG-W-646 TY1CL1STBFMASZ1.063 (General Services Administration Federal Supply Service), GGG-W-646 (Federal Specifications Promulgated by General Services Administration Washington DC).
There are 7 known substitutes for 5120-00-288-6501: 4820-00-076-2094, 5220-00-215-2208, 5310-00-828-0425 and 4 more. Verify interchangeability with system specifications before substitution.
Key specifications for 3657: Head Thickness: 0.385 INCHES NOMINAL IN; Overall Width: 2.685 INCHES NOMINAL IN; Overall Length: 3.285 INCHES NOMINAL IN; Torque Capacity: 1100.0 INCH-POUNDS NOMINAL IN. 12 total characteristics are documented in the Federal Logistics Information System.