screws › drive screws
MS21318-27
6X1/4 MS21318 Military Round Head Type U Drive Screw Cadmium
Description
Drive Screw
Specifications
| Country of Origin | USA |
|---|---|
| Fastener Length | Between 0.266 inches and 0.334 inches |
| Features Provided | Casehardened |
| Head Angle | 100 ? |
| Head Diameter | Between 0.240 inches and 0.260 inches |
| Head Height | Between 0.091 inches and 0.103 inches |
| Head Style | Round Head |
| Industry Standards/Certification | AN507 |
| Length | 1/4 |
| Material | Steel |
| NIIN | 00-253-5618 |
| NSN | 5305-00-253-5618 |
| Nondefinitive Specification/Std Data | U type |
| Nonmachine Thread Diameter | 0.138 |
| Nonmachine Thread Style | Drive screw (type u) |
| Size | 6 |
| Surface Treatment | Cadmium and chromate |
| Surface Treatment Specification | Qq-p-416 type 2 cl 3 federal specification all treatment responses |
| Weight | 0.0001 lb |
Cross-reference
No interchangeable or dimensionally similar parts are on record for MS21318-27. Try the cross-reference lookup to search by a different part number.
Catalog data updated 2026-07-05. Report a data error