The Screw Assembly,panel, cataloged under National Stock Number 5305-01-187-5986, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. Government technical data includes 14 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5305-01-187-5986 |
| Item Name | Screw Assembly,panel |
| FSC / FSG | 5305 / 53 — Screws |
| Status | ACTIVE |
| Head Height | 0.250 INCHES NOMINAL IN |
| Fastener Length | 1.250 INCHES NOMINAL IN |
| Material Accommodated Thickness | 0.250 INCHES NOMINAL IN |
| Thread Length | 0.375 INCHES NOMINAL IN |
| Nominal Thread Diameter | 0.250 INCHES IN |
| Head Style | KNURLED NO. 4 |
| Thread Direction | RIGHT-HAND |
| Surface Treatment | PASSIVATE OVERALL |
| Internal Drive Style | SLOT |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 28 |
| Material | STEEL CORROSION RESISTING OVERALL |
| Thread Series Designator | UNF |
| Head Diameter | 0.562 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 |
| Reference | Meaning |
|---|---|
| 53-14-614-24 | 3/2 Design control — primary reference U.S. Government activity |
| 1264-1322 | 7/2 Vendor item drawing reference Bae Systems Information and Electronic Systems Integration Inc. |
NSN 5305-01-187-5986 is a Screw Assembly,panel, classified under FSC 5305, Screws. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 2520-01-729-3638. Verify interchangeability with system specifications before substitution.
Key specifications for 5305-01-187-5986: Head Height: 0.250 INCHES NOMINAL IN; Fastener Length: 1.250 INCHES NOMINAL IN; Material Accommodated Thickness: 0.250 INCHES NOMINAL IN; Thread Length: 0.375 INCHES NOMINAL IN. 14 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.