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MS35338-138B
Military Standard Lock Washer
Description
MS 35338-138B Split Helical Lock Washer - Medium Series
Specifications
| Color | Black |
|---|---|
| Finish | Black Oxide |
| Hardness Rating | Between 35.0 rockwell c and 43.0 rockwell c |
| Hole Diameter | Between 0.194 inches and 0.202 inches |
| Material | CRES |
| Material Specification | 66 federal standard single material response |
| Material Thickness | Between 0.047 inches and 0.053 inches |
| Max. Thickness | .053 |
| Maximum I.D. | .202 |
| Maximum O.D. | .334 |
| Min. Thickness | .047 |
| Min. Width | .062 |
| Minimum I.D. | .194 |
| NIIN | 00-224-0749 |
| NSN | 5310-00-224-0749 |
| Nondefinitive Specification/Std Data | 2 style and c class |
| Outside Diameter | 0.334 |
| Screw Size | 10 |
| Style Designator | Split helical-right hand |
| Surface Treatment Specification | Class 4 military specification single treatment response mil-c-13924 |
| Weight | 0.0001 lb |
Cross-reference
Interchangeable
Parts that share a National Stock Number or are listed as an alternate for MS35338-138B — functionally equivalent.
- MS35338-138 Same NSN CRES
Similar parts
Parts with matching key dimensions — often from a different standards family. Candidates for comparison only; verify the full specification before substituting.
- MS35338-100 MS #10 · 21/64 in · Bronze
- MS35338-157 MS #10 · 21/64 in · CRES
- MS35338-62 MS #10 · 21/64 in · Steel
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Catalog data updated 2026-07-05. Report a data error