The Screw,machine, cataloged under National Stock Number 5305-00-958-7997, 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. Government technical data includes 13 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-00-958-7997 |
| Primary Part Number | 2579548-126 |
| Item Name | Screw,machine |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Honeywell International Inc. Dba Honeywell International |
| Status | ACTIVE |
| Head Height | 0.056 INCHES MINIMUM AND 0.063 INCHES MAXIMUM IN |
| Fastener Length | 0.250 INCHES NOMINAL IN |
| Screw Material Document and Classification | MIL-M-20693 TY 1 MIL SPEC SINGLE MATERIAL RESPONSE |
| Thread Length | 0.250 INCHES MINIMUM IN |
| Nominal Thread Diameter | 0.112 INCHES IN |
| Head Style | BINDING |
| Thread Direction | RIGHT-HAND |
| Screw Material | PLASTIC POLYHEXAMETHYLENE AMIDE |
| Internal Drive Style | SLOT |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 40 |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Head Diameter | 0.223 INCHES MINIMUM AND 0.235 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 |
|---|---|
| 2579548-126 PRIMARY | Honeywell International Inc. Dba Honeywell International (USA) |
NSN 5305-00-958-7997 is a Screw,machine, manufactured by Honeywell International Inc. Dba Honeywell International, classified under FSC 5305, Screws. Status: active.
NSN 5305-00-958-7997 has 1 manufacturer part number on file: 2579548-126 (Honeywell International Inc. Dba Honeywell International).
Key specifications for 2579548-126: Head Height: 0.056 INCHES MINIMUM AND 0.063 INCHES MAXIMUM IN; Fastener Length: 0.250 INCHES NOMINAL IN; Screw Material Document and Classification: MIL-M-20693 TY 1 MIL SPEC SINGLE MATERIAL RESPONSE; Thread Length: 0.250 INCHES MINIMUM IN. 13 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.