The Screw,machine, cataloged under National Stock Number 5305-00-021-3676, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Nylok Llc. Government technical data includes 17 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 | 5305-00-021-3676 |
| Primary Part Number | NK525D10R10 |
| Item Name | Screw,machine |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Nylok Llc |
| Status | ACTIVE |
| Head Height | 0.089 INCHES MINIMUM AND 0.099 INCHES MAXIMUM IN |
| Screw Surface Treatment | OXIDE FILM |
| Fastener Length | 0.594 INCHES MINIMUM AND 0.656 INCHES MAXIMUM IN |
| Screw Material Document and Classification | QQ-A-200/3 FED SPEC SINGLE MATERIAL RESPONSE OR QQ-A-225/6 FED SPEC SINGLE MATERIAL RESPONSE |
| Thread Length | 0.308 INCHES MINIMUM AND 0.453 INCHES MAXIMUM IN |
| Nominal Thread Diameter | 0.190 INCHES IN |
| Head Style | BUTTON |
| Thread Direction | RIGHT-HAND |
| Locking Feature | PELLET |
| Screw Material | ALUMINUM ALLOY 2024 |
| Minimum Tensile Strength | 60000 POUNDS PER SQUARE INCH LBS |
| Internal Drive Style | CROSS RECESS TYPE 1 |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 32 |
| Thread Series Designator | UNF |
| Head Diameter | 0.427 INCHES MINIMUM AND 0.447 INCHES MAXIMUM IN |
| Screw Surface Treatment Document and Classification | MIL-C-5541 MIL SPEC SINGLE TREATMENT RESPONSE |
| 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 |
|---|---|
| NK525D10R10 PRIMARY | Nylok Llc (USA) |
NSN 5305-00-021-3676 is a Screw,machine, manufactured by Nylok Llc, classified under FSC 5305, Screws. Status: active.
NSN 5305-00-021-3676 has 1 manufacturer part number on file: NK525D10R10 (Nylok Llc).
Key specifications for NK525D10R10: Head Height: 0.089 INCHES MINIMUM AND 0.099 INCHES MAXIMUM IN; Screw Surface Treatment: OXIDE FILM; Fastener Length: 0.594 INCHES MINIMUM AND 0.656 INCHES MAXIMUM IN; Screw Material Document and Classification: QQ-A-200/3 FED SPEC SINGLE MATERIAL RESPONSE OR QQ-A-225/6 FED SPEC SINGLE MATERIAL RESPONSE. 17 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.