The Crowfoot Attachment,socket Wrenc, cataloged under National Stock Number 5120-01-335-1145, 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 9 commercial cross-references from 6 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5120-01-335-1145 |
| 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 | ACTIVE |
| Surface Treatment | CHROMIUM OVERALL |
| Wrenching Surface Size | 1.875 INCHES NOMINAL SINGLE END IN |
| Material | STEEL OVERALL |
| Drive Surface Size | 0.375 INCHES NOMINAL SINGLE END IN |
| Style Designator | OPEN END CAMBER |
| Nondefinitive Spec/std Data | 2 TYPE AND 1 CLASS |
| Drive End Shape | SQUARE SINGLE END INTERNAL |
| Specification/standard Data | 05047-ASME B107.100 CAT 21 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| Wrenching Surface Shape | OVAL SINGLE END INTERNAL |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| B107.21 | The American Society of Mechanical Engineers (USA) |
| H24778 | Mbda Uk Ltd (GBR) |
| B107.100 CAT 21 TY2CL1 | General Services Administration Federal Supply Service (USA) |
| FC60 | Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc (USA) |
| 5120PL1012300 | Jednolity Indeks Materialowy - Uniform Material Index (POL) |
| B107.21 TY2CL1 | General Services Administration Federal Supply Service (USA) |
| FC60A | Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc (USA) |
| FC60A | Snap-on Tools (australia) Pty Ltd (AUS) |
| B107.100 | The American Society of Mechanical Engineers (USA) |
NSN 5120-01-335-1145 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 5120-01-335-1145 has 9 cross-referenced part numbers: B107.21 (The American Society of Mechanical Engineers), H24778 (Mbda Uk Ltd), B107.100 CAT 21 TY2CL1 (General Services Administration Federal Supply Service), FC60 (Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc), 5120PL1012300 (Jednolity Indeks Materialowy - Uniform Material Index) and 4 more.
There is 1 known substitute for 5120-01-335-1145: 5120-00-184-8418. Verify interchangeability with system specifications before substitution.
Key specifications for B107.21: Surface Treatment: CHROMIUM OVERALL; Wrenching Surface Size: 1.875 INCHES NOMINAL SINGLE END IN; Material: STEEL OVERALL; Drive Surface Size: 0.375 INCHES NOMINAL SINGLE END IN. 11 total characteristics are documented in the Federal Logistics Information System.