The Screw,cap,hexagon Head, cataloged under National Stock Number 5305-01-600-2996, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Fastenal Company Dba Fastenal Co. Government technical data includes 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-600-2996 |
| Primary Part Number | 38521 |
| Item Name | Screw,cap,hexagon Head |
| FSC / FSG | 5305 / 53 — No Item Name Available |
| Manufacturer | Fastenal Company Dba Fastenal Co |
| Status | ACTIVE |
| Nominal Thread Diameter | 4.0 MILLIMETERS MM |
| Thread Direction | RIGHT-HAND |
| External Thread Tolerance Class | 6G G |
| Thread Pitch in Millimeters | 0.7 |
| Width Between Flats | 6.9 MILLIMETERS NOMINAL MM |
| Head Style | HEXAGON |
| Thread Length | 8.0 MILLIMETERS NOMINAL MM |
| Head Height | 2.8 MILLIMETERS NOMINAL MM |
| Fastener Length | 10.8 MILLIMETERS NOMINAL MM |
| Surface Treatment | ZINC ALLOY OVERALL |
| Thread Series Designator | M |
| Material | STEEL OVERALL |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 38521 PRIMARY | Fastenal Company Dba Fastenal Co (USA) |
| 3011002 | General Dynamics Land Systems - Force Protection Inc. Dba Gdls Div Gdls-Fp (USA) |
| 12759-01301 | Fastenal Company Dba Fastenal Co (USA) |
| 57461-000 | Np Aerospace Limited (GBR) |
NSN 5305-01-600-2996 is a Screw,cap,hexagon Head, manufactured by Fastenal Company Dba Fastenal Co, classified under FSC 5305 (No Item Name Available). Status: active.
NSN 5305-01-600-2996 has 4 cross-referenced part numbers: 38521 (Fastenal Company Dba Fastenal Co), 3011002 (General Dynamics Land Systems - Force Protection Inc. Dba Gdls Div Gdls-Fp), 12759-01301 (Fastenal Company Dba Fastenal Co), 57461-000 (Np Aerospace Limited).
There are 12 known substitutes for 5305-01-600-2996: 5815-00-017-6423, 4330-00-221-5453, 5340-01-070-2344 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for 38521: Nominal Thread Diameter: 4.0 MILLIMETERS MM; Thread Direction: RIGHT-HAND; External Thread Tolerance Class: 6G G; Thread Pitch in Millimeters: 0.7. 13 total characteristics are documented in the Federal Logistics Information System.