The Screw,machine, cataloged under National Stock Number 5305-00-588-2968, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Aero International, Llc Dba Ams Engineered Solutions. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-00-588-2968 |
| Primary Part Number | 3231192-1 |
| Item Name | Screw,machine |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Aero International, Llc Dba Ams Engineered Solutions |
| Status | ACTIVE |
| Head Height | 0.098 INCHES MINIMUM AND 0.112 INCHES MAXIMUM IN |
| Fastener Length | 0.298 INCHES MINIMUM AND 0.332 INCHES MAXIMUM IN |
| Screw Material Document and Classification | AMS 5643 ASSN STD SINGLE MATERIAL RESPONSE |
| Thread Length | 0.226 INCHES MINIMUM AND 0.332 INCHES MAXIMUM IN |
| Hardness Rating | 31.0 ROCKWELL C MINIMUM AND 39.0 ROCKWELL C MAXIMUM |
| Nominal Thread Diameter | 0.250 INCHES IN |
| Head Style | HEXAGON |
| Thread Direction | RIGHT-HAND |
| Width Between Flats | 0.625 INCHES NOMINAL IN |
| Screw Material | STEEL COMP 630 |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 28 |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| 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 |
|---|---|
| 3231192-1 PRIMARY | Aero International, Llc Dba Ams Engineered Solutions (USA) |
| Reference | Meaning |
|---|---|
| 3231192-1 | 5/9 Secondary reference U.S. Government activity |
| 3231192-1 | 3/9 Design control — primary reference Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road) |
NSN 5305-00-588-2968 is a Screw,machine, manufactured by Aero International, Llc Dba Ams Engineered Solutions, classified under FSC 5305, Screws. Status: active.
NSN 5305-00-588-2968 has 1 manufacturer part number on file: 3231192-1 (Aero International, Llc Dba Ams Engineered Solutions).
Key specifications for 3231192-1: Head Height: 0.098 INCHES MINIMUM AND 0.112 INCHES MAXIMUM IN; Fastener Length: 0.298 INCHES MINIMUM AND 0.332 INCHES MAXIMUM IN; Screw Material Document and Classification: AMS 5643 ASSN STD SINGLE MATERIAL RESPONSE; Thread Length: 0.226 INCHES MINIMUM AND 0.332 INCHES MAXIMUM 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.