The Screw,cap,socket Head, cataloged under National Stock Number 5305-01-526-0736, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Oshkosh Defense Llc. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-526-0736 |
| Primary Part Number | 4KK477 |
| Item Name | Screw,cap,socket Head |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Oshkosh Defense Llc |
| Status | ACTIVE |
| Supplementary Features | TREATMENT: DACROMET 500B BLACK |
| 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 |
|---|---|
| 4KK477 PRIMARY | Oshkosh Defense Llc (USA) |
| Reference | Meaning |
|---|---|
| 4KK477 | 3/9 Design control — primary reference Oshkosh Corp |
NSN 5305-01-526-0736 is a Screw,cap,socket Head, manufactured by Oshkosh Defense Llc, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-526-0736 has 1 manufacturer part number on file: 4KK477 (Oshkosh Defense Llc).
Key specifications for 4KK477: Supplementary Features: TREATMENT: DACROMET 500B BLACK; Part Name Assigned by Controlling Agency: HEX. SOCKET HEAD CAP SCREWS; M-THREAD; PROPERTY CLASS 12.9; End Item Identification: 2320-01-504-5218. 1 specification is 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.