The Crowfoot Attachment,socket Wrenc, cataloged under National Stock Number 5120-01-335-1149, 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 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 14 commercial cross-references from 8 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 5120-01-335-1149 |
| Primary Part Number | B107.21 |
| Item Name | Crowfoot Attachment,socket Wrenc |
| FSC / FSG | 5120 / 51 — No Item Name Available |
| Manufacturer | The American Society of Mechanical Engineers |
| Status | CANCELLED |
| Material | STEEL OVERALL |
| Drive Surface Size | 0.375 INCHES NOMINAL SINGLE END IN |
| Specification/standard Data | 05047-ASME B107.100 CAT 21 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| Wrenching Surface Size | 0.375 INCHES NOMINAL SINGLE END IN |
| Wrenching Surface Shape | OVAL SINGLE END INTERNAL |
| Nondefinitive Spec/std Data | 2 TYPE AND 1 CLASS |
| Drive End Shape | SQUARE SINGLE END INTERNAL |
| Style Designator | OPEN END |
| Surface Treatment | CHROMIUM OVERALL |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| B107.21 | The American Society of Mechanical Engineers (USA) |
| B107.100 CAT 21 TY2CL1 | General Services Administration Federal Supply Service (USA) |
| FCO12A | Jan Hermanek (CZE) |
| 81603 | Apex Tool Group, Llc (USA) |
| B107.21 TY2CL1 | General Services Administration Federal Supply Service (USA) |
| ZHVY0122 | Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc (USA) |
| 5120PL1037074 | Jednolity Indeks Materialowy - Uniform Material Index (POL) |
| ZLW0109 | Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc (USA) |
| 5120PL2219049 | Jednolity Indeks Materialowy - Uniform Material Index (POL) |
| B107.100 | The American Society of Mechanical Engineers (USA) |
| FC012A | Ge Avio Srl (ITA) |
| FCO12 | Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc (USA) |
| FCO12A | Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc (USA) |
| FC012A | Fincantieri S.p.a. Div Direzione Navi Militari (ITA) |
NSN 5120-01-335-1149 is a Crowfoot Attachment,socket Wrenc, manufactured by The American Society of Mechanical Engineers, classified under FSC 5120 (No Item Name Available). Status: cancelled.
NSN 5120-01-335-1149 has 14 cross-referenced part numbers: B107.21 (The American Society of Mechanical Engineers), B107.100 CAT 21 TY2CL1 (General Services Administration Federal Supply Service), FCO12A (Jan Hermanek), 81603 (Apex Tool Group, Llc), B107.21 TY2CL1 (General Services Administration Federal Supply Service) and 9 more.
There are 3 known substitutes for 5120-01-335-1149: 4730-00-141-9013, 5999-00-958-2673, 4820-01-099-8457. Verify interchangeability with system specifications before substitution.
Key specifications for B107.21: Material: STEEL OVERALL; Drive Surface Size: 0.375 INCHES NOMINAL SINGLE END IN; Specification/standard Data: 05047-ASME B107.100 CAT 21 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD; Wrenching Surface Size: 0.375 INCHES NOMINAL SINGLE END IN. 10 total characteristics are documented in the Federal Logistics Information System.
NSN 5120-01-335-1149 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.