The Screw,assembled Washer, cataloged under National Stock Number 5305-00-263-9533, 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 17 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-00-263-9533 |
| Primary Part Number | 2510-0051 |
| Item Name | Screw,assembled Washer |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Keysight Technologies Inc |
| Status | ACTIVE |
| Head Height | 0.102 INCHES MINIMUM AND 0.113 INCHES MAXIMUM IN |
| Fastener Length | 0.469 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN |
| Primary Washer Outside Diameter | 0.327 INCHES MINIMUM AND 0.338 INCHES MAXIMUM IN |
| Thread Length | 0.407 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN |
| Nominal Thread Diameter | 0.164 INCHES IN |
| Head Style | FILLISTER |
| Primary Washer Style | FLAT EXTERNAL TEETH |
| Thread Direction | RIGHT-HAND |
| Primary Washer Material Thickness | 0.020 INCHES NOMINAL IN |
| Surface Treatment | PASSIVATE OVERALL |
| Internal Drive Style | SLOT |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 32 |
| Material | STEEL CORROSION RESISTING OVERALL |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Washer Quantity | 1 |
| Head Diameter | 0.250 INCHES MINIMUM AND 0.270 INCHES MAXIMUM 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 |
|---|---|
| 2510-0051 PRIMARY | Keysight Technologies Inc (USA) |
| Reference | Meaning |
|---|---|
| 2510-0051 | 5/9 Secondary reference Hewlett-Packard Company Dba HP |
| 2510-0051 | 3/9 Design control — primary reference Keysight Technologies, Inc. |
| 8-32X1-2SSFHWLW | 5/9 Secondary reference Federal Screw Products, Inc. |
NSN 5305-00-263-9533 is a Screw,assembled Washer, manufactured by Keysight Technologies Inc, classified under FSC 5305, Screws. Status: active.
NSN 5305-00-263-9533 has 1 manufacturer part number on file: 2510-0051 (Keysight Technologies Inc).
Key specifications for 2510-0051: Head Height: 0.102 INCHES MINIMUM AND 0.113 INCHES MAXIMUM IN; Fastener Length: 0.469 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN; Primary Washer Outside Diameter: 0.327 INCHES MINIMUM AND 0.338 INCHES MAXIMUM IN; Thread Length: 0.407 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN. 17 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.