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MS51831-208L
Military Standard Screw Thread Insert
Description
MS51831 series insert
Specifications
| Features Provided | Individually keyed |
|---|---|
| Full Internal Thread Length | Between 0.750 inches and 0.800 inches |
| Insert Size | 0.875-14 unf (fine thread) 2a |
| Internal Thread Relief Depth | Between 0.090 inches and 0.110 inches |
| Length | 0.870 |
| Material | CRES |
| Material Specification | Fed standard 66 federal standard single material response |
| Special Features | Has internal thread lock feature |
| Style Designator | Keylock |
| Surface Treatment | Passivate |
| Surface Treatment Specification | Qq-p-35 federal specification single treatment response |
| Thread Class | 3b |
| Thread Direction | Right-hand |
| Thread Length | 0.775 |
| Thread Qty Per Inch (tpi) | 18 |
| Thread Series | UNJF |
| Thread Series Designator | Unjf (fine thread with external controlled root radius) |
| Thread Size | 0.625 |
Cross-reference
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Catalog data updated 2026-07-05. Report a data error