The Crowfoot Attachment,socket Wrenc, cataloged under National Stock Number 5120-00-604-5021, is classified within Federal Supply Class 5120 (No Item Name Available) of the Hand Tools group. The primary manufacturer of record is The American Society of Mechanical Engineers. Government technical data includes 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 9 commercial cross-references from 5 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 | 5120-00-604-5021 |
| Primary Part Number | B107.100 |
| Item Name | Crowfoot Attachment,socket Wrenc |
| FSC / FSG | 5120 / 51 — No Item Name Available |
| Manufacturer | The American Society of Mechanical Engineers |
| Status | ACTIVE |
| Specification/standard Data | 05047-ASME B107.100 CAT 21 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| Style Designator | OPEN END |
| Wrenching Surface Size | 1.250 INCHES NOMINAL SINGLE END IN |
| Surface Treatment | CHROMIUM OVERALL |
| Material | STEEL OVERALL |
| Nondefinitive Spec/std Data | 2 TYPE AND 2 CLASS |
| Drive Surface Size | 0.375 INCHES NOMINAL SINGLE END IN |
| Wrenching Surface Shape | OVAL SINGLE END INTERNAL |
| Drive End Shape | SQUARE SINGLE END INTERNAL |
| Head Thickness | 0.406 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| B107.100 | The American Society of Mechanical Engineers (USA) |
| B107.21 TY2CL2 | General Services Administration Federal Supply Service (USA) |
| J4940CF | Henchman Group Pty Ltd the Trustee for Henchman Unit Trust (AUS) |
| J4940CF | The Stanley Works Dba Stanley Proto (USA) |
| J4940CF | Henchman Products Pty Ltd (AUS) |
| B107.100 CAT 21 TY2CL2 | General Services Administration Federal Supply Service (USA) |
| 4940CF | The Stanley Works Dba Stanley Proto (USA) |
| 4940 | The Stanley Works Dba Stanley Proto (USA) |
| B107.21 | The American Society of Mechanical Engineers (USA) |
NSN 5120-00-604-5021 is a Crowfoot Attachment,socket Wrenc, manufactured by The American Society of Mechanical Engineers, classified under FSC 5120 (No Item Name Available). Status: active.
NSN 5120-00-604-5021 has 9 cross-referenced part numbers: B107.100 (The American Society of Mechanical Engineers), B107.21 TY2CL2 (General Services Administration Federal Supply Service), J4940CF (Henchman Group Pty Ltd the Trustee for Henchman Unit Trust), J4940CF (The Stanley Works Dba Stanley Proto), J4940CF (Henchman Products Pty Ltd) and 4 more.
There are 12 known substitutes for 5120-00-604-5021: 2825-00-036-3371, 6625-00-077-1814, 5120-00-181-6784 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for B107.100: Specification/standard Data: 05047-ASME B107.100 CAT 21 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD; Style Designator: OPEN END; Wrenching Surface Size: 1.250 INCHES NOMINAL SINGLE END IN; Surface Treatment: CHROMIUM OVERALL. 12 total characteristics are documented in the Federal Logistics Information System.