The Thumbscrew, cataloged under National Stock Number 5305-01-061-9679, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Keysight Technologies Inc. Government technical data includes 7 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-061-9679 |
| Primary Part Number | 05328-20253 |
| Item Name | Thumbscrew |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Keysight Technologies Inc |
| Status | ACTIVE |
| Head Height | 0.750 INCHES NOMINAL IN |
| Fastener Length | 0.500 INCHES NOMINAL IN |
| Thread Length | 0.438 INCHES NOMINAL IN |
| Head Style | KNURLED NO. 1 |
| Thread Direction | RIGHT-HAND |
| Thread Class | 2A A |
| Head Diameter | 1.000 INCHES NOMINAL IN |
| 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 |
|---|---|
| 05328-20253 | Lobaugh Rollin J (USA) |
| 05328-20253 PRIMARY | Keysight Technologies Inc (USA) |
| Reference | Meaning |
|---|---|
| 05328-20253 | 5/9 Secondary reference Hewlett-Packard Company Dba HP |
| 05328-20253 | 3/9 Design control — primary reference Keysight Technologies, Inc. |
NSN 5305-01-061-9679 is a Thumbscrew, manufactured by Keysight Technologies Inc, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-061-9679 has 2 manufacturer part numbers on file: 05328-20253 (Lobaugh Rollin J), 05328-20253 (Keysight Technologies Inc).
Key specifications for 05328-20253: Head Height: 0.750 INCHES NOMINAL IN; Fastener Length: 0.500 INCHES NOMINAL IN; Thread Length: 0.438 INCHES NOMINAL IN; Head Style: KNURLED NO. 1. 7 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.