screws › tapping screws
MS21207-8-6
Military Standard Tapping Screw
Description
Tapping Screw
Specifications
| Alternate Part Number | NAS548P-8-6 |
|---|---|
| Countersink Angle | 99.0 degrees minimum and 101.0 degrees maximum |
| Country of Origin | USA |
| Diameter | 8 |
| Fastener Length | 0.375 |
| Features Provided | Casehardened |
| Finish | Cadmium II Plated |
| Head Angle | 100 º |
| Head Diameter | 0.300 inches minimum and 0.332 inches maximum |
| Head Style | Flat countersunk |
| Head Type | Flat |
| Industry Standards/Certification | MS21207 |
| Internal Drive Style | Cross recess type 1 |
| Length | 3/8 in |
| Material | Steel |
| NIIN | 00-057-9600 |
| NSN | 5305-00-057-9600 |
| Nonmachine Thread Diameter | 0.164 |
| Nonmachine Thread Style | Dog type (type b or c) |
| Surface Treatment | Cadmium and chromate |
| Surface Treatment Specification | Qq-p-416 ty 2 cl 3 fed spec all treatment responses |
| Thread Size | 8-6 |
| Weight | 0.001 lb |
Other sizes
Parts that share this base number, ordered by size. Always verify the full specification before substituting.
- MS21207-8-6
- MS21207-8-8
- MS21207-8-10
Cross-reference
Interchangeable
Parts that share a National Stock Number or are listed as an alternate for MS21207-8-6 — functionally equivalent.
- NAS548P8-6 Listed alternate
Looking for a specific part? Use the cross-reference lookup.
Catalog data updated 2026-07-05. Report a data error