The Screw,cap,socket Head, cataloged under National Stock Number 5305-01-717-8445, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Ami Industries, Inc Div Utc Aerospace Systems. Government technical data includes 18 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 | 5305-01-717-8445 |
| Primary Part Number | 8D3267-3 |
| Item Name | Screw,cap,socket Head |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Ami Industries, Inc Div Utc Aerospace Systems |
| Status | ACTIVE |
| Width Across Flats | 0.1875 INCHES MINIMUM AND 0.1900 INCHES MAXIMUM IN |
| Head Height | 0.229 INCHES NOMINAL IN |
| Fastener Length | 0.781 INCHES NOMINAL IN |
| Surface Treatment Document and Classification | F-516 PARA 2.4.1 MFR REF SINGLE TREATMENT RESPONSE OVERALL |
| Thread Length | 0.38 INCHES NOMINAL IN |
| Material Document and Classification | SS PH18-8MO H1050 PER M-516 PARA 2.3.3.19 MFR REF SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.312 INCHES IN |
| Head Style | DOUBLE CHAMFER |
| Thread Direction | RIGHT-HAND |
| Surface Treatment | PASSIVATE OVERALL |
| Chamfer Angle | 45.0 DEGREES NOMINAL |
| Internal Drive Style | HEXAGON |
| Countersink Angle | 100.0 DEGREES NOMINAL |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 24 |
| Material | STEEL CORROSION RESISTING OVERALL |
| Thread Series Designator | UNF |
| Head Diameter | 0.500 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 |
|---|---|
| 8D3267-3 PRIMARY | Ami Industries, Inc Div Utc Aerospace Systems (USA) |
NSN 5305-01-717-8445 is a Screw,cap,socket Head, manufactured by Ami Industries, Inc Div Utc Aerospace Systems, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-717-8445 has 1 manufacturer part number on file: 8D3267-3 (Ami Industries, Inc Div Utc Aerospace Systems).
Key specifications for 8D3267-3: Width Across Flats: 0.1875 INCHES MINIMUM AND 0.1900 INCHES MAXIMUM IN; Head Height: 0.229 INCHES NOMINAL IN; Fastener Length: 0.781 INCHES NOMINAL IN; Surface Treatment Document and Classification: F-516 PARA 2.4.1 MFR REF SINGLE TREATMENT RESPONSE OVERALL. 18 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.