The Crowfoot Attachment,socket Wrenc, cataloged under National Stock Number 5120-01-335-1136, is classified within Federal Supply Class 5120 (No Item Name Available) of the Hand Tools group. The primary manufacturer of record is Jan Hermanek. Government technical data includes 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 11 commercial cross-references from 8 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5120-01-335-1136 |
| Primary Part Number | FC42A |
| Item Name | Crowfoot Attachment,socket Wrenc |
| FSC / FSG | 5120 / 51 — No Item Name Available |
| Manufacturer | Jan Hermanek |
| Status | ACTIVE |
| Wrenching Surface Size | 1.312 INCHES NOMINAL SINGLE END IN |
| Wrenching Surface Shape | OVAL SINGLE END INTERNAL |
| Specification/standard Data | 05047-ASME B107.100 CAT 21 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| Drive Surface Size | 0.375 INCHES NOMINAL SINGLE END IN |
| Material | STEEL OVERALL |
| Nondefinitive Spec/std Data | 2 TYPE AND 1 CLASS |
| Surface Treatment | CHROMIUM OVERALL |
| Drive End Shape | SQUARE SINGLE END INTERNAL |
| Style Designator | OPEN END CAMBER |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| FC42A | Jan Hermanek (CZE) |
| B107.100 | The American Society of Mechanical Engineers (USA) |
| B107.21 TY2CL1 | General Services Administration Federal Supply Service (USA) |
| 4492861351 | Lemvigh-Muller A/s (DNK) |
| B107.21 | The American Society of Mechanical Engineers (USA) |
| FC42A | Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc (USA) |
| B107.100 CAT 21 TY2CL1 | General Services Administration Federal Supply Service (USA) |
| 5120PL1012230 | Jednolity Indeks Materialowy - Uniform Material Index (POL) |
| FC42A | Snap-on Tools (australia) Pty Ltd (AUS) |
| H24799 | Mbda Uk Ltd (GBR) |
| FC42 | Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc (USA) |
NSN 5120-01-335-1136 is a Crowfoot Attachment,socket Wrenc, manufactured by Jan Hermanek, classified under FSC 5120 (No Item Name Available). Status: active.
NSN 5120-01-335-1136 has 11 cross-referenced part numbers: FC42A (Jan Hermanek), B107.100 (The American Society of Mechanical Engineers), B107.21 TY2CL1 (General Services Administration Federal Supply Service), 4492861351 (Lemvigh-Muller A/s), B107.21 (The American Society of Mechanical Engineers) and 6 more.
There are 2 known substitutes for 5120-01-335-1136: 5120-00-184-8409, 2920-00-257-1363. Verify interchangeability with system specifications before substitution.
Key specifications for FC42A: Wrenching Surface Size: 1.312 INCHES NOMINAL SINGLE END IN; Wrenching Surface Shape: OVAL SINGLE END INTERNAL; Specification/standard Data: 05047-ASME B107.100 CAT 21 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD; Drive Surface Size: 0.375 INCHES NOMINAL SINGLE END IN. 11 total characteristics are documented in the Federal Logistics Information System.