The Socket,socket Wrench, cataloged under National Stock Number 5120-01-579-0987, is classified within Federal Supply Class 5120 (No Item Name Available) of the Hand Tools group. The primary manufacturer of record is Armstrong Bros Tool Co. Government technical data includes 11 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5120-01-579-0987 |
| Primary Part Number | 39-014 |
| Item Name | Socket,socket Wrench |
| FSC / FSG | 5120 / 51 — No Item Name Available |
| Manufacturer | Armstrong Bros Tool Co |
| Status | ACTIVE |
| Wrenching End Outside Diameter | 20.9 MILLIMETERS NOMINAL MM |
| Drive End Outside Diameter | 21.8 MILLIMETERS NOMINAL MM |
| Wrenching End Opening Depth | 11.4 MILLIMETERS NOMINAL MM |
| Drive End Shape | SQUARE SINGLE END INTERNAL |
| Wrenching Surface Size | 14.0 MILLIMETERS NOMINAL SINGLE END MM |
| Wrenching Surface Shape | 6 POINT SINGLE END INTERNAL |
| Features Provided | MANUAL TOOL |
| Material | STEEL OVERALL |
| Drive Surface Size | 0.500 INCHES NOMINAL SINGLE END IN |
| Style Designator | INTERNAL-INTERNAL |
| Surface Treatment | CHROMIUM OVERALL |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 5120-01-579-0987 is a Socket,socket Wrench, manufactured by Armstrong Bros Tool Co, classified under FSC 5120 (No Item Name Available). Status: active.
NSN 5120-01-579-0987 has 3 cross-referenced part numbers: 39-014 (Armstrong Bros Tool Co), 39-014 (Easco Hand Tools Inc Dba Danaher Tool Group Div Danaher Tool Group Easco Hand Tools Inc.), 39-014 (Apex Tool Group, Llc Dba Nicholson).
There are 3 known substitutes for 5120-01-579-0987: 5985-00-257-2627, 5961-00-404-2155, 2990-01-359-7104. Verify interchangeability with system specifications before substitution.
Key specifications for 39-014: Wrenching End Outside Diameter: 20.9 MILLIMETERS NOMINAL MM; Overall Length: 37.0 MILLIMETERS NOMINAL MM; Drive End Outside Diameter: 21.8 MILLIMETERS NOMINAL MM; Wrenching End Opening Depth: 11.4 MILLIMETERS NOMINAL MM. 12 total characteristics are documented in the Federal Logistics Information System.