The Screw,machine, cataloged under National Stock Number 5305-00-262-9598, 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-00-262-9598 |
| Primary Part Number | PB50539-1 |
| Item Name | Screw,machine |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Honeywell Intl Inc Defense Avionics Systems |
| Status | ACTIVE |
| Head Height | 0.109 INCHES MINIMUM AND 0.114 INCHES MAXIMUM IN |
| Screw Surface Treatment | NICKEL |
| Fastener Length | 0.177 INCHES MINIMUM AND 0.188 INCHES MAXIMUM IN |
| Screw Material Document and Classification | AMS 4610 ASSN STD SINGLE MATERIAL RESPONSE |
| Thread Length | 0.152 INCHES MINIMUM IN |
| Hardness Rating | 65.0 ROCKWELL B MINIMUM AND 85.0 ROCKWELL B MAXIMUM |
| Nominal Thread Diameter | 0.112 INCHES IN |
| Head Style | FLAT CHAMFER |
| Thread Direction | RIGHT-HAND |
| Screw Material | COPPER ALLOY 360 |
| Minimum Tensile Strength | 60000 POUNDS PER SQUARE INCH LBS |
| Internal Drive Style | SLOT |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 48 |
| Hole Quantity | 1 |
| Thread Series Designator | UNF |
| Head Hole Configuration Style | ROUND |
| Hole Diameter | 0.036 INCHES NOMINAL IN |
| Head Diameter | 0.187 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 |
|---|---|
| PB50539-1 PRIMARY | Honeywell Intl Inc Defense Avionics Systems (USA) |
NSN 5305-00-262-9598 is a Screw,machine, manufactured by Honeywell Intl Inc Defense Avionics Systems, classified under FSC 5305, Screws. Status: active.
NSN 5305-00-262-9598 has 1 manufacturer part number on file: PB50539-1 (Honeywell Intl Inc Defense Avionics Systems).
Key specifications for PB50539-1: Head Height: 0.109 INCHES MINIMUM AND 0.114 INCHES MAXIMUM IN; Screw Surface Treatment: NICKEL; Fastener Length: 0.177 INCHES MINIMUM AND 0.188 INCHES MAXIMUM IN; Screw Material Document and Classification: AMS 4610 ASSN STD SINGLE MATERIAL RESPONSE. 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.