The Key,socket Head Screw, cataloged under National Stock Number 5120-00-189-2993, is classified within Federal Supply Class 5120 (No Item Name Available) of the Hand Tools group. The primary manufacturer of record is General Services Administration Federal Supply Service. Government technical data includes 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 10 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 | 5120-00-189-2993 |
| Primary Part Number | 5120-00-189-2993 |
| Item Name | Key,socket Head Screw |
| FSC / FSG | 5120 / 51 — No Item Name Available |
| Manufacturer | General Services Administration Federal Supply Service |
| Status | CANCELLED |
| Wrenching Surface Size | 0.094 INCHES NOMINAL BOTH ENDS IN |
| Specification/standard Data | 05047-ASME B18.3 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| Short Arm Length | 0.750 INCHES NOMINAL IN |
| Wrenching Surface Shape | HEXAGON BOTH ENDS EXTERNAL |
| Long Arm Length | 1.875 INCHES NOMINAL IN |
| Material | COPPER ALLOY OVERALL |
| Style Designator | L-HANDLE |
| Features Provided | NONMAGNETIC AND NONSPARKING |
| Environmental Attribute Code | PLASTICS REMOVAL IN THE MARINE ENVIRONMENT (PRIME) PRODUCT |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| MIL-K-21120 | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| W-1050-P | Ampco Metal Inc. Dba Ampco Metal Inc (USA) |
| A-A-2477 | Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA) |
| L-3-2553 | Ngk Metals Corporation Dba N G K Berylco (USA) |
| DH 0020 | Ampco Partners, Ltd. Dba Ampco Safety Tools (USA) |
| W-1050-P | Ampco Partners, Ltd. Dba Ampco Safety Tools (USA) |
| L-3 | Ngk Metals Corporation Dba N G K Berylco (USA) |
| 5120-00-189-2993 PRIMARY | General Services Administration Federal Supply Service (USA) |
| NC1700-7 | Dresser Industries Inc Leroi Div (USA) |
| B18.3 | The American Society of Mechanical Engineers (USA) |
NSN 5120-00-189-2993 is a Key,socket Head Screw, manufactured by General Services Administration Federal Supply Service, classified under FSC 5120 (No Item Name Available). Status: cancelled.
NSN 5120-00-189-2993 has 10 cross-referenced part numbers: MIL-K-21120 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), W-1050-P (Ampco Metal Inc. Dba Ampco Metal Inc), A-A-2477 (Federal Commercial Item Description Promulgated by General Services Administration Washington DC), L-3-2553 (Ngk Metals Corporation Dba N G K Berylco), DH 0020 (Ampco Partners, Ltd. Dba Ampco Safety Tools) and 5 more.
There are 12 known substitutes for 5120-00-189-2993: 9515-00-130-3534, 3455-00-140-3049, 3120-00-168-0625 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for 5120-00-189-2993: Overall Length: 1.969 INCHES NOMINAL IN; Wrenching Surface Size: 0.094 INCHES NOMINAL BOTH ENDS IN; Specification/standard Data: 05047-ASME B18.3 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD; Short Arm Length: 0.750 INCHES NOMINAL IN. 10 total characteristics are documented in the Federal Logistics Information System.
NSN 5120-00-189-2993 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.