The Screw,cap,hexagon Head, cataloged under National Stock Number 5305-01-439-3263, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Pioneer Industries, Llc. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | Screw,cap,hexagon Head |
| FSC / FSG | 5305 — Screws (FSG 53) |
| Manufacturers | Pioneer Industries, Llc (CAGE 66200) |
| Parameter | Value |
|---|---|
| NSN | 5305-01-439-3263 |
| Primary Part Number | 90-1165-44541 |
| Item Name | Screw,cap,hexagon Head |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Pioneer Industries, Llc |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Part Number | Manufacturer |
|---|---|
| 90-1165-44541 | Pioneer Industries, Llc (USA) |
| Reference | Meaning |
|---|---|
| 90-1165-44541 | 5/9 Secondary reference Cincinnati Gearing Systems Incorporated Div Cincinnati Steel Treating Company |
| 15-0500-03697 PC 61 | 3/9 Design control — primary reference The Cincinnati Gear Company Dba Power Transmission Systems |
| 90-1165-44541 | 5/9 Secondary reference The Cincinnati Gear Company Dba Power Transmission Systems |
| 15-0500-03697 PC 61 | 5/9 Secondary reference Cincinnati Gearing Systems Inc |
NSN 5305-01-439-3263 is a Screw,cap,hexagon Head, manufactured by Pioneer Industries, Llc, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-439-3263 has 1 manufacturer part number on file: 90-1165-44541 (Pioneer Industries, Llc).
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.