The Screw,cap,socket Head, cataloged under National Stock Number 5305-00-486-1387, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road). Government technical data includes 14 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5305-00-486-1387 |
| Primary Part Number | 402579 |
| Item Name | Screw,cap,socket Head |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road) |
| Status | ACTIVE |
| Width Across Flats | 0.062 INCHES NOMINAL IN |
| Fastener Length | 0.590 INCHES MINIMUM AND 0.610 INCHES MAXIMUM IN |
| Thread Length | 0.590 INCHES MINIMUM AND 0.610 INCHES MAXIMUM IN |
| Nominal Thread Diameter | 0.112 INCHES IN |
| Head Style | FLAT COUNTERSUNK |
| Thread Direction | RIGHT-HAND |
| Minimum Yield Strength | 55000 POUNDS PER SQUARE INCH LBS |
| Internal Drive Style | HEXAGON |
| Countersink Angle | 82.0 DEGREES NOMINAL |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 40 |
| Material | STEEL OVERALL |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Head Diameter | 0.223 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 |
|---|---|
| 402579 PRIMARY | Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road) (USA) |
| Reference | Meaning |
|---|---|
| 402579 | 3/9 Design control — primary reference Allied-Signal Inc Dba Allied-Signal Aerospace Co Electrodynamics Div |
NSN 5305-00-486-1387 is a Screw,cap,socket Head, manufactured by Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road), classified under FSC 5305, Screws. Status: active.
NSN 5305-00-486-1387 has 1 manufacturer part number on file: 402579 (Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road)).
1 possible match (shared part number, not a government interchangeability claim): 5360-01-336-8754. Verify interchangeability with system specifications before substitution.
Key specifications for 402579: Width Across Flats: 0.062 INCHES NOMINAL IN; Fastener Length: 0.590 INCHES MINIMUM AND 0.610 INCHES MAXIMUM IN; Thread Length: 0.590 INCHES MINIMUM AND 0.610 INCHES MAXIMUM IN; Nominal Thread Diameter: 0.112 INCHES 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.