The Screw,cap,hexagon Head, cataloged under National Stock Number 5305-01-505-4098, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Cunico Corporation. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Item Name | Screw,cap,hexagon Head |
| FSC / FSG | 5305 — Screws (FSG 53) |
| Manufacturers | Cunico Corporation (CAGE 53424) |
| Parameter | Value |
|---|---|
| NSN | 5305-01-505-4098 |
| Primary Part Number | 57-306N |
| Item Name | Screw,cap,hexagon Head |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Cunico Corporation |
| Status | ACTIVE |
| 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 |
|---|---|
| 57-306N PRIMARY | Cunico Corporation (USA) |
| ACX-4836 REF NO 19 P/N 57-306N | Cunico Corporation (USA) |
| Reference | Meaning |
|---|---|
| ACX-4836 | D/9 Drawing number reference only Cunico Corporation |
NSN 5305-01-505-4098 is a Screw,cap,hexagon Head, manufactured by Cunico Corporation, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-505-4098 has 2 manufacturer part numbers on file: 57-306N (Cunico Corporation), ACX-4836 REF NO 19 P/N 57-306N (Cunico Corporation).
1 possible match (shared part number, not a government interchangeability claim): 4820-01-505-8044. Verify interchangeability with system specifications before substitution.
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.