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MS28774-018
Back-Up Retainer Ring
Description
Back-Up Retainer Ring
Specifications
| Center Hole Diameter | Between 0.767 inches and 0.769 inches |
|---|---|
| Criticality Code Justification | Zzzw |
| Cross Sectional Shape | Square/rectangular |
| Cross-Sectional Height | Between 0.045 inches and 0.052 inches |
| Departure From Cited Document | Cleaned in accordance with mil-i-52211 |
| Industry Standards/Certification | MS28774 |
| Inside Diameter | 0.768 in |
| Joint Type | Scarf-peripheral retainer |
| Material | Plastic |
| Material Specification | Sae-as8791 national specification single material response |
| NIIN | 00-839-1846 |
| NSN | 5330-00-839-1846 |
| Peripheral Diameter | Between 0.871 inches and 0.877 inches |
| Thickness | 0.045 in |
| Weight | 0.0001 lb |
| Width | 0.052 in |
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.
- MS28774-210 MS 25/32 in · Plastic
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Catalog data updated 2026-07-05. Report a data error