The Setscrew, cataloged under National Stock Number 5305-01-016-0703, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Honeywell Intl Inc Defense Avionics Systems. Government technical data includes 19 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-016-0703 |
| Primary Part Number | 447393-1 |
| Item Name | Setscrew |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Honeywell Intl Inc Defense Avionics Systems |
| Status | ACTIVE |
| Extended Washer Thickness | 0.028 INCHES MINIMUM AND 0.032 INCHES MAXIMUM IN |
| Point Diameter | 0.093 INCHES NOMINAL IN |
| Head Height | 0.120 INCHES MINIMUM AND 0.130 INCHES MAXIMUM IN |
| Point Length | 0.182 INCHES MINIMUM AND 0.192 INCHES MAXIMUM IN |
| Fastener Length | 1.213 INCHES MINIMUM AND 1.223 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | 171,FINISH NO. 5.4.1 MIL STD SINGLE TREATMENT RESPONSE OVERALL |
| Extended Washer Diameter | 0.240 INCHES MINIMUM AND 0.245 INCHES MAXIMUM IN |
| Hardness Rating | 28.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM THREADS |
| Material Document and Classification | AMS 5643 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Point Chamfer Angle | 45.0 DEGREES NOMINAL |
| Nominal Thread Diameter | 0.138 INCHES IN |
| Point Style | CHAMFER DOG |
| Surface Treatment | PASSIVATE OVERALL |
| Internal Drive Style | SLOT |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 32 |
| Material | STEEL COMP 630 OVERALL |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Head Diameter | 0.110 INCHES MINIMUM AND 0.115 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 |
|---|---|
| 447393-1 PRIMARY | Honeywell Intl Inc Defense Avionics Systems (USA) |
| Reference | Meaning |
|---|---|
| 2447393-1 | 5/9 Secondary reference Honeywell Intl Inc Defense Avionics Systems Former Bendix Navigation and Control Systems |
NSN 5305-01-016-0703 is a Setscrew, manufactured by Honeywell Intl Inc Defense Avionics Systems, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-016-0703 has 1 manufacturer part number on file: 447393-1 (Honeywell Intl Inc Defense Avionics Systems).
Key specifications for 447393-1: Extended Washer Thickness: 0.028 INCHES MINIMUM AND 0.032 INCHES MAXIMUM IN; Point Diameter: 0.093 INCHES NOMINAL IN; Head Height: 0.120 INCHES MINIMUM AND 0.130 INCHES MAXIMUM IN; Point Length: 0.182 INCHES MINIMUM AND 0.192 INCHES MAXIMUM IN. 19 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.