The Crowfoot Attachment,socket Wrenc, cataloged under National Stock Number 5120-01-335-1089, 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 18 commercial cross-references from 10 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 5120-01-335-1089 |
| 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 |
| Wrenching Surface Size | 0.875 INCHES NOMINAL SINGLE END IN |
| Drive End Shape | SQUARE SINGLE END INTERNAL |
| Wrenching Surface Shape | OVAL SINGLE END INTERNAL |
| Nondefinitive Spec/std Data | 2 TYPE AND 1 CLASS |
| Specification/standard Data | 05047-ASME B107.100 CAT 21 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| Style Designator | OPEN END |
| Surface Treatment | CHROMIUM OVERALL |
| Drive Surface Size | 0.375 INCHES NOMINAL SINGLE END IN |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| B107.21 | The American Society of Mechanical Engineers (USA) |
| FC28B | Jan Hermanek (CZE) |
| FC28A | Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc (USA) |
| 5120PL1076552 | Jednolity Indeks Materialowy - Uniform Material Index (POL) |
| FC028A | Ge Avio Srl (ITA) |
| 4492861370 | Lemvigh-Muller A/s (DNK) |
| ZLW0114 | Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc (USA) |
| FC28B | Snap-on Uk Holdings Limited (GBR) |
| B107.100 CAT 21 TY2CL1 | General Services Administration Federal Supply Service (USA) |
| ZHVY0127 | Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc (USA) |
| FC028A | Fincantieri S.p.a. Div Direzione Navi Militari (ITA) |
| B107.100 | The American Society of Mechanical Engineers (USA) |
| B107.21 TY2CL1 | General Services Administration Federal Supply Service (USA) |
| FC28B | Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc (USA) |
| FCO28A | Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc (USA) |
| FCO28 | Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc (USA) |
| FC28 | Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc (USA) |
| 81611D | Apex Tool Group, Llc (USA) |
NSN 5120-01-335-1089 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 5120-01-335-1089 has 18 cross-referenced part numbers: B107.21 (The American Society of Mechanical Engineers), FC28B (Jan Hermanek), FC28A (Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc), 5120PL1076552 (Jednolity Indeks Materialowy - Uniform Material Index), FC028A (Ge Avio Srl) and 13 more.
There are 2 known substitutes for 5120-01-335-1089: 5120-00-541-4071, 2930-01-169-9714. Verify interchangeability with system specifications before substitution.
Key specifications for B107.21: Material: STEEL OVERALL; Wrenching Surface Size: 0.875 INCHES NOMINAL SINGLE END IN; Drive End Shape: SQUARE SINGLE END INTERNAL; Wrenching Surface Shape: OVAL SINGLE END INTERNAL. 10 total characteristics are documented in the Federal Logistics Information System.
NSN 5120-01-335-1089 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.