The Screw,cap,socket Head, cataloged under National Stock Number 5305-00-407-8633, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. Government technical data includes 16 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-00-407-8633 |
| Item Name | Screw,cap,socket Head |
| FSC / FSG | 5305 / 53 — Screws |
| Status | ACTIVE |
| Spline Minor Diameter | 0.050 INCHES MINIMUM AND 0.051 INCHES MAXIMUM IN |
| Head Height | 0.038 INCHES MINIMUM AND 0.046 INCHES MAXIMUM IN |
| Fastener Length | 0.297 INCHES MINIMUM AND 0.328 INCHES MAXIMUM IN |
| Spline Width | 0.013 INCHES MINIMUM AND 0.014 INCHES MAXIMUM IN |
| Thread Length | 0.261 INCHES MINIMUM AND 0.292 INCHES MAXIMUM IN |
| Material Document and Classification | ASTM A582 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Spline Major Diameter | 0.061 INCHES MINIMUM AND 0.062 INCHES MAXIMUM IN |
| Nominal Thread Diameter | 0.086 INCHES IN |
| Head Style | BUTTON |
| Thread Direction | RIGHT-HAND |
| Internal Drive Style | SIX SPLINE |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 56 |
| Material | STEEL COMP 303 OR STEEL COMP 303SE OVERALL |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Head Diameter | 0.154 INCHES MINIMUM AND 0.164 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 |
| Reference | Meaning |
|---|---|
| 92531020500 | 5/9 Secondary reference Honeywell Intl Inc Defense Avionics Systems |
| 92531020500 | 3/2 Design control — primary reference U.S. Government activity |
| 92531020500 | 5/9 Secondary reference Honeywell Intl Inc Defense Avionics Systems Former Bendix Navigation and Control Systems |
NSN 5305-00-407-8633 is a Screw,cap,socket Head, classified under FSC 5305, Screws. Status: active.
Key specifications for 5305-00-407-8633: Spline Minor Diameter: 0.050 INCHES MINIMUM AND 0.051 INCHES MAXIMUM IN; Head Height: 0.038 INCHES MINIMUM AND 0.046 INCHES MAXIMUM IN; Fastener Length: 0.297 INCHES MINIMUM AND 0.328 INCHES MAXIMUM IN; Spline Width: 0.013 INCHES MINIMUM AND 0.014 INCHES MAXIMUM IN. 16 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.