The Key,socket Head Screw, cataloged under National Stock Number 5120-00-240-5277, is classified within Federal Supply Class 5120 (No Item Name Available) of the Hand Tools group. The primary manufacturer of record is Apex Tool Group, Llc Dba Nicholson. Government technical data includes 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 9 commercial cross-references from 8 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 5120-00-240-5277 |
| Primary Part Number | 57031 |
| Item Name | Key,socket Head Screw |
| FSC / FSG | 5120 / 51 — No Item Name Available |
| Manufacturer | Apex Tool Group, Llc Dba Nicholson |
| Status | CANCELLED |
| Wrenching Surface Shape | HEXAGON BOTH ENDS EXTERNAL |
| Wrenching Surface Size | 0.438 INCHES NOMINAL BOTH ENDS IN |
| Style Designator | L-HANDLE |
| Specification/standard Data | 05047-ASME B18.3 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| Features Provided | SHORT SERIES |
| Material | STEEL OVERALL |
| Short Arm Length | 1.406 INCHES MINIMUM AND 1.594 INCHES MAXIMUM IN |
| Long Arm Length | 4.656 INCHES MINIMUM AND 4.844 INCHES MAXIMUM IN |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 57031 | Apex Tool Group, Llc Dba Nicholson (USA) |
| 68015 | Allen Mfg Co Sub of Chicago Pneumatic Tool Co (USA) |
| 7/16 | Allen Mfg Co Sub of Chicago Pneumatic Tool Co (USA) |
| GGG-K-275 | Federal Specifications Promulgated by General Services Administration Washington DC (USA) |
| 57031 | Easco Hand Tools Inc Dba Danaher Tool Group Div Danaher Tool Group Easco Hand Tools Inc. (USA) |
| GGG-K-275 TY1CL1 | General Services Administration Federal Supply Service (USA) |
| B18.3 | The American Society of Mechanical Engineers (USA) |
| A-A-2473 | Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA) |
| AW14A | Sna Germany Gmbh (DEU) |
NSN 5120-00-240-5277 is a Key,socket Head Screw, manufactured by Apex Tool Group, Llc Dba Nicholson, classified under FSC 5120 (No Item Name Available). Status: cancelled.
NSN 5120-00-240-5277 has 9 cross-referenced part numbers: 57031 (Apex Tool Group, Llc Dba Nicholson), 68015 (Allen Mfg Co Sub of Chicago Pneumatic Tool Co), 7/16 (Allen Mfg Co Sub of Chicago Pneumatic Tool Co), GGG-K-275 (Federal Specifications Promulgated by General Services Administration Washington DC), 57031 (Easco Hand Tools Inc Dba Danaher Tool Group Div Danaher Tool Group Easco Hand Tools Inc.) and 4 more.
There are 12 known substitutes for 5120-00-240-5277: 6625-00-178-1106, 2815-00-378-2878, 5935-00-933-6828 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for 57031: Wrenching Surface Shape: HEXAGON BOTH ENDS EXTERNAL; Wrenching Surface Size: 0.438 INCHES NOMINAL BOTH ENDS IN; Style Designator: L-HANDLE; Specification/standard Data: 05047-ASME B18.3 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD. 9 total characteristics are documented in the Federal Logistics Information System.
NSN 5120-00-240-5277 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.