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MS29561-121
Military Standard Ring O
Description
O-Ring
Specifications
| Center Hole Diameter | 1.043 inches minimum and 1.055 inches maximum |
|---|---|
| Compound Specification Number | MIL-R-7362 Type 1 |
| Cross-Sectional Height | 0.100 inches minimum and 0.106 inches maximum |
| Elongation Percentage | 250 maximum |
| Hardness Rating | 70.0 shore durometer a |
| Industry Standards/Certification | MS29561 |
| Inside Diameter | 1.049 in |
| Inside Diameter Tolerance | ±0.003 to ±0.005 in |
| Material | Rubber |
| NIIN | 00-821-9783 |
| NSN | 5331-00-821-9783 |
| Outside Diameter | 1.255 |
| Temperature Range | -65 to 257 ºF |
| Thickness | 0.103 in |
| Thickness Tolerance | ±0.003 to ±0.005 in |
| Weight | .005 lb |
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.
- MS28775-121 MS 1-1/4 in · 1-1/16 in · Rubber
- MS29513-121 MS 1-1/4 in · 1-1/16 in · Rubber
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Catalog data updated 2026-07-05. Report a data error