The Screwdriver Attachment,socket Wr, cataloged under National Stock Number 5120-01-399-9809, is classified within Federal Supply Class 5120 (Hand Tools, Nonedged, Nonpowered) of the Hand Tools group. The manufacturer of record is The Stanley Works Dba Stanley Proto. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5120-01-399-9809 |
| Primary Part Number | J49905/16XL |
| Item Name | Screwdriver Attachment,socket Wr |
| FSC / FSG | 5120 / 51 — Hand Tools, Nonedged, Nonpowered |
| Manufacturer | The Stanley Works Dba Stanley Proto |
| Status | ACTIVE |
| Drive Surface Size | 0.375 INCHES NOMINAL SINGLE END IN |
| Wrenching Surface Size | 0.312 INCHES NOMINAL SINGLE END IN |
| Style Designator | HEXAGON |
| Blade Length | 5.000 INCHES NOMINAL IN |
| Features Provided | MANUAL TOOL AND REPLACEABLE BIT |
| Wrenching Surface Shape | HEXAGON SINGLE END EXTERNAL |
| Surface Treatment | CHROMIUM DRIVE SURFACE |
| Surface Treatment | OXIDE BIT |
| 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 |
|---|---|
| 1AL78 | W.w. Grainger, Inc. Div Government Sales Division (USA) |
| J49905/16XL PRIMARY | The Stanley Works Dba Stanley Proto (USA) |
| 32L10 | Wright Tool Company, Llc (USA) |
| Reference | Meaning |
|---|---|
| 4990-5/16XL | 5/9 Secondary reference The Stanley Works Dba Stanley Proto |
NSN 5120-01-399-9809 is a Screwdriver Attachment,socket Wr, manufactured by The Stanley Works Dba Stanley Proto, classified under FSC 5120, Hand Tools, Nonedged, Nonpowered. Status: active.
NSN 5120-01-399-9809 has 3 manufacturer part numbers on file: 1AL78 (W.w. Grainger, Inc. Div Government Sales Division), J49905/16XL (The Stanley Works Dba Stanley Proto), 32L10 (Wright Tool Company, Llc).
Key specifications for J49905/16XL: Drive Surface Size: 0.375 INCHES NOMINAL SINGLE END IN; Wrenching Surface Size: 0.312 INCHES NOMINAL SINGLE END IN; Style Designator: HEXAGON; Overall Length: 6.0938 INCHES NOMINAL IN. 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.