The Socket,socket Wrench, cataloged under National Stock Number 5120-01-278-1187, is classified within Federal Supply Class 5120 (No Item Name Available) of the Hand Tools group. The primary manufacturer of record is Cooper Tools Pty Ltd. Government technical data includes 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5120-01-278-1187 |
| Primary Part Number | R-50 |
| Item Name | Socket,socket Wrench |
| FSC / FSG | 5120 / 51 — No Item Name Available |
| Manufacturer | Cooper Tools Pty Ltd |
| Status | ACTIVE |
| Surface Treatment | CHROMIUM AND NICKEL OVERALL |
| Specification/standard Data | 81343-SAE AS954 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| Drive End Shape | SQUARE SINGLE END INTERNAL |
| Wrenching Surface Size | 1.562 INCHES NOMINAL SINGLE END IN |
| Wrenching Surface Shape | 12 POINT SINGLE END INTERNAL |
| Style Designator | INTERNAL-INTERNAL |
| Features Provided | MANUAL TOOL |
| Nondefinitive Spec/std Data | 1 TYPE AND 1 CLASS OR A STYLE |
| Drive Surface Size | 0.750 INCHES NOMINAL SINGLE END IN |
| Material | STEEL OVERALL |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| R-50 | Cooper Tools Pty Ltd (AUS) |
| R-50 | Utica Tool Co Inc (USA) |
| AS954 TY1CL1STA | General Services Administration Federal Supply Service (USA) |
| AS954 | Sae International Dba Sae International (USA) |
| 3625001 | Cooper Tools Pty Ltd (AUS) |
| 36250-01 | Utica Tool Co Inc (USA) |
| AS954 | Society of Automotive Engineers Inc (USA) |
NSN 5120-01-278-1187 is a Socket,socket Wrench, manufactured by Cooper Tools Pty Ltd, classified under FSC 5120 (No Item Name Available). Status: active.
NSN 5120-01-278-1187 has 7 cross-referenced part numbers: R-50 (Cooper Tools Pty Ltd), R-50 (Utica Tool Co Inc), AS954 TY1CL1STA (General Services Administration Federal Supply Service), AS954 (Sae International Dba Sae International), 3625001 (Cooper Tools Pty Ltd) and 2 more.
There are 8 known substitutes for 5120-01-278-1187: 5950-00-266-0634, 5950-00-295-8390, 5950-00-387-0498 and 5 more. Verify interchangeability with system specifications before substitution.
Key specifications for R-50: Special Features: BOLT CLEARANCE DIA MIN 1.512 IN. IN; Surface Treatment: CHROMIUM AND NICKEL OVERALL; Specification/standard Data: 81343-SAE AS954 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD; Drive End Shape: SQUARE SINGLE END INTERNAL. 12 total characteristics are documented in the Federal Logistics Information System.