The Screw,cap,socket Head, cataloged under National Stock Number 5305-01-034-1057, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Honeywell International Inc Div Aerospace-South Bend (bendix Dr). Government technical data includes 12 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 | 5305-01-034-1057 |
| Primary Part Number | 953536-551 |
| Item Name | Screw,cap,socket Head |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Honeywell International Inc Div Aerospace-South Bend (bendix Dr) |
| Status | ACTIVE |
| Width Across Flats | 0.253 INCHES NOMINAL IN |
| Fastener Length | 0.312 INCHES NOMINAL IN |
| Thread Length | 0.229 INCHES NOMINAL IN |
| Material Document and Classification | AMS 5643 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.312 INCHES IN |
| Head Style | FLAT CHAMFER |
| Thread Direction | RIGHT-HAND |
| Internal Drive Style | HEXAGON |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 24 |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Head Diameter | 0.457 INCHES MINIMUM AND 0.469 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 |
|---|---|
| 953536-551 PRIMARY | Honeywell International Inc Div Aerospace-South Bend (bendix Dr) (USA) |
NSN 5305-01-034-1057 is a Screw,cap,socket Head, manufactured by Honeywell International Inc Div Aerospace-South Bend (bendix Dr), classified under FSC 5305, Screws. Status: active.
NSN 5305-01-034-1057 has 1 manufacturer part number on file: 953536-551 (Honeywell International Inc Div Aerospace-South Bend (bendix Dr)).
Key specifications for 953536-551: Width Across Flats: 0.253 INCHES NOMINAL IN; Fastener Length: 0.312 INCHES NOMINAL IN; Thread Length: 0.229 INCHES NOMINAL IN; Material Document and Classification: AMS 5643 ASSN STD SINGLE MATERIAL RESPONSE OVERALL. 12 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.