washers › flat washers
MS21299-3K
Military Standard Flat Washer
Description
Hole Diameter: 1/4", Diameter: 3/8"
Specifications
| Hardness Rating | 35.0 rockwell c minimum and 42.0 rockwell c maximum |
|---|---|
| Hole Diameter | 0.191 inches minimum and 0.195 inches maximum |
| Material | CRES |
| Material Specification | Ams 5604,cond h 1025 assn std single material response |
| Overall Diameter | 0.377 inches minimum and 0.387 inches maximum |
| Surface Treatment | Passivate |
| Surface Treatment Specification | Qq-p-35 fed spec single treatment response |
| Thickness | 0.052 inches minimum and 0.072 inches maximum |
Other sizes
Parts that share this base number, ordered by size. Always verify the full specification before substituting.
Cross-reference
Similar parts
Parts with matching key dimensions — often from a different standards family. Candidates for comparison only; verify the full specification before substituting.
- MS21299-3 MS #10 · 25/64 in · Steel
Looking for a specific part? Use the cross-reference lookup.
Catalog data updated 2026-07-05. Report a data error