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MS21914-5D
Cap
Description
Cap
Specifications
| Alternate Part Number | MS21914-5W |
|---|---|
| Connection Style | Pressure seal flareless |
| Diameter C | 0.434 in |
| Diameter C Tolerance | +0.005 in |
| Dimension A | 0.845 in |
| Dimension A Tolerance | +0.010 in |
| Dimension H | 0.700 in |
| Dimension H Tolerance | +0.010 in |
| Industry Standards/Certification | MIL-S-8879 |
| Material | Aluminum |
| Material Specification | Qq-a-225/6 federal specification single material response |
| NIIN | 00-985-5165 |
| NSN | 4730-00-985-5165 |
| Reference B | 0.625 in |
| Reference L | 0.977 in |
| Seat Angle | 45.0 degrees |
| Style Designator | Flareless tube cap |
| Surface Treatment | Anodize |
| Surface Treatment Specification | Mil-a-8625 military specification single treatment response |
| Thread Class | 3b internal |
| Thread Direction | Right-hand internal |
| Thread Series | UNJF |
| Thread Series Designator | Unjf (fine thread with external controlled root radius) internal |
| Thread Size | 0.50 inches internal |
| Thread T (MIL-S-8879) | 0.5000-20 |
| Tube Outside Diameter | 5/16 in |
| Tube Outside Diameter For Which Designed | 0.312 |
| Weight | 0.02 lb |
Cross-reference
Interchangeable
Parts that share a National Stock Number or are listed as an alternate for MS21914-5D — functionally equivalent.
- MS21914-5W Listed alternate 1/2 in · Aluminum
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Catalog data updated 2026-07-05. Report a data error