The Screw,cap,hexagon Head, cataloged under National Stock Number 5305-01-653-9338, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Modine Manufacturing Co. Government technical data includes 9 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-653-9338 |
| Primary Part Number | 9A059527 |
| Item Name | Screw,cap,hexagon Head |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Modine Manufacturing Co |
| Status | ACTIVE |
| Fastener Length | 0.630 INCHES NOMINAL IN |
| Extended Washer Diameter | 0.690 INCHES NOMINAL IN |
| Thread Length | 0.630 INCHES NOMINAL IN |
| Nominal Thread Diameter | 0.310 INCHES IN |
| Head Style | HEXAGON EXTENDED WASHER |
| Thread Direction | RIGHT-HAND |
| Width Between Flats | 0.500 INCHES NOMINAL IN |
| Thread Quantity Per Inch | 18 |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
NSN 5305-01-653-9338 is a Screw,cap,hexagon Head, manufactured by Modine Manufacturing Co, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-653-9338 has 2 manufacturer part numbers on file: 4220721 (Oshkosh Defense Llc), 9A059527 (Modine Manufacturing Co).
Key specifications for 9A059527: Fastener Length: 0.630 INCHES NOMINAL IN; Extended Washer Diameter: 0.690 INCHES NOMINAL IN; Thread Length: 0.630 INCHES NOMINAL IN; Nominal Thread Diameter: 0.310 INCHES IN. 9 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.