o-rings › packing retainers
MS28773-03
Back-Up Retainer Ring
Description
Back-Up Retainer Ring
Specifications
| Center Hole Diameter | 0.309 |
|---|---|
| Cross Sectional Shape | Square/rectangular |
| Cross-Sectional Height | 0.055 inches minimum and 0.057 inches maximum |
| Joint Type | Scarf-peripheral retainer |
| Material | Plastic |
| Material Specification | Sae-as8791 national spec single material response |
| NIIN | 00-935-9268 |
| NSN | 5330-00-935-9268 |
| Peripheral Diameter | 0.533 |
| Weight | .005 lb |
Other sizes
Parts that share this base number, ordered by size. Always verify the full specification before substituting.
Cross-reference
No interchangeable or dimensionally similar parts are on record for MS28773-03. Try the cross-reference lookup to search by a different part number.
Catalog data updated 2026-07-05. Report a data error