The Screw,panel Fastener, cataloged under National Stock Number 5305-01-665-9633, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Accurate Screw Machine Co. Government technical data includes 13 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 | 5305-01-665-9633 |
| Primary Part Number | 734-1.375-SS-5 |
| Item Name | Screw,panel Fastener |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Accurate Screw Machine Co |
| Status | ACTIVE |
| Head Height | 0.25 INCHES NOMINAL IN |
| Fastener Length | 1.375 INCHES NOMINAL IN |
| Thread Length | 0.375 INCHES NOMINAL IN |
| Nominal Thread Diameter | 0.2500 INCHES IN |
| Head Style | KNURLED NO. 4 |
| Color | UNABLE TO DECODE |
| Surface Treatment | UNABLE TO DECODE |
| Internal Drive Style | W/O INTERNAL DRIVE |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 20 |
| Material | UNABLE TO DECODE |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Head Diameter | 0.75 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 |
|---|---|
| 734-1.375-SS-5 PRIMARY | Accurate Screw Machine Co (USA) |
NSN 5305-01-665-9633 is a Screw,panel Fastener, manufactured by Accurate Screw Machine Co, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-665-9633 has 1 manufacturer part number on file: 734-1.375-SS-5 (Accurate Screw Machine Co).
Key specifications for 734-1.375-SS-5: Head Height: 0.25 INCHES NOMINAL IN; Fastener Length: 1.375 INCHES NOMINAL IN; Thread Length: 0.375 INCHES NOMINAL IN; Nominal Thread Diameter: 0.2500 INCHES IN. 13 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.