The Key,socket Head Screw, cataloged under National Stock Number 5120-01-367-7012, is classified within Federal Supply Class 5120 (Hand Tools, Nonedged, Nonpowered) of the Hand Tools group. The manufacturer of record is Bondhus Corp. Government technical data includes 9 specifications, cited from the U.S. Government catalog. The record lists 3 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5120-01-367-7012 |
| Primary Part Number | 16509 |
| Item Name | Key,socket Head Screw |
| FSC / FSG | 5120 / 51 — Hand Tools, Nonedged, Nonpowered |
| Manufacturer | Bondhus Corp |
| Status | ACTIVE |
| Short Arm Length | 0.906 INCHES NOMINAL IN |
| Wrenching Surface Size | 0.156 INCHES NOMINAL BOTH ENDS IN |
| Style Designator | L-HANDLE |
| Features Provided | BALL END |
| Long Arm Length | 4.188 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 |
|---|---|
| 16509 PRIMARY | Bondhus Corp (USA) |
| 16509 | W.w. Grainger, Inc. Div Government Sales Division (USA) |
| BL10 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 |
| BL10 | 5/9 Secondary reference Klein Tools Inc |
NSN 5120-01-367-7012 is a Key,socket Head Screw, manufactured by Bondhus Corp, classified under FSC 5120, Hand Tools, Nonedged, Nonpowered. Status: active.
NSN 5120-01-367-7012 has 3 manufacturer part numbers on file: 16509 (Bondhus Corp), 16509 (W.w. Grainger, Inc. Div Government Sales Division), BL10 KLEIN (Kipper Tool Company Dba Kipper Management Inc).
2 possible matches (shared part number, not a government interchangeability claim): 5305-01-541-4462, 5310-01-560-0922. Verify interchangeability with system specifications before substitution.
Key specifications for 16509: Short Arm Length: 0.906 INCHES NOMINAL IN; Wrenching Surface Size: 0.156 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.