The Key,socket Head Screw, cataloged under National Stock Number 5120-00-189-2984, is classified within Federal Supply Class 5120 (No Item Name Available) of the Hand Tools group. The primary manufacturer of record is Ampco Metal Inc. Dba Ampco Metal Inc. Government technical data includes 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 9 commercial cross-references from 6 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5120-00-189-2984 |
| Primary Part Number | W-1050-H |
| Item Name | Key,socket Head Screw |
| FSC / FSG | 5120 / 51 — No Item Name Available |
| Manufacturer | Ampco Metal Inc. Dba Ampco Metal Inc |
| Status | ACTIVE |
| Material | COPPER ALLOY OVERALL |
| Specification/standard Data | 05047-ASME B18.3 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| Wrenching Surface Shape | HEXAGON BOTH ENDS EXTERNAL |
| Long Arm Length | 5.250 INCHES NOMINAL IN |
| Style Designator | L-HANDLE |
| Short Arm Length | 1.750 INCHES NOMINAL IN |
| Wrenching Surface Size | 0.500 INCHES NOMINAL BOTH ENDS IN |
| Features Provided | NONMAGNETIC AND NONSPARKING |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| W-1050-H | Ampco Metal Inc. Dba Ampco Metal Inc (USA) |
| L-12-2561 | Ngk Metals Corporation Dba N G K Berylco (USA) |
| B18.3 | The American Society of Mechanical Engineers (USA) |
| W-1050-H | Ampco Partners, Ltd. Dba Ampco Safety Tools (USA) |
| MIL-K-21120 | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| A-A-2477 | Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA) |
| L-12 | Ngk Metals Corporation Dba N G K Berylco (USA) |
| DH 0130 | Ampco Partners, Ltd. Dba Ampco Safety Tools (USA) |
| WH-1/2 | Ampco Partners, Ltd. Dba Ampco Safety Tools (USA) |
NSN 5120-00-189-2984 is a Key,socket Head Screw, manufactured by Ampco Metal Inc. Dba Ampco Metal Inc, classified under FSC 5120 (No Item Name Available). Status: active.
NSN 5120-00-189-2984 has 9 cross-referenced part numbers: W-1050-H (Ampco Metal Inc. Dba Ampco Metal Inc), L-12-2561 (Ngk Metals Corporation Dba N G K Berylco), B18.3 (The American Society of Mechanical Engineers), W-1050-H (Ampco Partners, Ltd. Dba Ampco Safety Tools), MIL-K-21120 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M) and 4 more.
There are 12 known substitutes for 5120-00-189-2984: 5310-00-011-6121, 5120-00-189-2979, 5120-00-189-2980 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for W-1050-H: Overall Length: 5.750 INCHES NOMINAL IN; Material: COPPER ALLOY OVERALL; Specification/standard Data: 05047-ASME B18.3 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD; Wrenching Surface Shape: HEXAGON BOTH ENDS EXTERNAL. 9 total characteristics are documented in the Federal Logistics Information System.