The Key,socket Head Screw, cataloged under National Stock Number 5120-01-367-7011, is classified within Federal Supply Class 5120 (Hand Tools, Nonedged, Nonpowered) of the Hand Tools group. The manufacturer of record is Blackwood J. Blackwood & Son Pty Ltd. Government technical data includes 9 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5120-01-367-7011 |
| Primary Part Number | 0198 2703 |
| Item Name | Key,socket Head Screw |
| FSC / FSG | 5120 / 51 — Hand Tools, Nonedged, Nonpowered |
| Manufacturer | Blackwood J. Blackwood & Son Pty Ltd |
| Status | ACTIVE |
| Short Arm Length | 0.844 INCHES NOMINAL IN |
| Wrenching Surface Size | 0.141 INCHES NOMINAL BOTH ENDS IN |
| Style Designator | L-HANDLE |
| Features Provided | BALL END |
| Long Arm Length | 4.000 INCHES NOMINAL IN |
| Specification/standard Data | 05047-ASME B18.3 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| Wrenching Surface Shape | HEXAGON BOTH ENDS EXTERNAL |
| Surface Treatment | OXIDE OVERALL |
| Material | STEEL OVERALL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 0198 2703 | Blackwood J. Blackwood & Son Pty Ltd (AUS) |
| BL9 KLEIN | Kipper Tool Company Dba Kipper Management Inc (USA) |
| Reference | Meaning |
|---|---|
| B18.3 | 3/1 Design control — primary reference The American Society of Mechanical Engineers |
| BL9 | 5/9 Secondary reference Klein Tools Inc |
NSN 5120-01-367-7011 is a Key,socket Head Screw, manufactured by Blackwood J. Blackwood & Son Pty Ltd, classified under FSC 5120, Hand Tools, Nonedged, Nonpowered. Status: active.
NSN 5120-01-367-7011 has 2 manufacturer part numbers on file: 0198 2703 (Blackwood J. Blackwood & Son Pty Ltd), BL9 KLEIN (Kipper Tool Company Dba Kipper Management Inc).
1 possible match (shared part number, not a government interchangeability claim): 5120-01-708-1271. Verify interchangeability with system specifications before substitution.
Key specifications for 0198 2703: Short Arm Length: 0.844 INCHES NOMINAL IN; Wrenching Surface Size: 0.141 INCHES NOMINAL BOTH ENDS IN; Style Designator: L-HANDLE; Features Provided: BALL END. 9 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.