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MS51831-107
Military Standard Screw Thread Insert
Description
Screw Thread Insert
Specifications
| Full Internal Thread Length | 0.687 inches minimum and 0.737 inches maximum |
|---|---|
| Insert Size | 0.8125-16 un-2a |
| Internal Thread Relief Depth | 0.090 inches minimum and 0.110 inches maximum |
| Length | 0.797 inches minimum and 0.827 inches maximum |
| Material | Steel |
| Material Specification | Ams 5640 comp 303 assn std single material response or ams 5640 comp 303e assn std single material response or astm a582 comp 303 assn std single material response or astm a582 comp 303e assn std single material response or ams 5738 assn std single material response |
| Part Name Assigned By Controlling Agency | Navy special project |
| Style Designator | Keylock |
| Surface Treatment | Passivate |
| Surface Treatment Specification | Qq-p-35 fed spec single treatment response |
| Thread Class | 3b |
| Thread Direction | Right-hand |
| Thread Length | 0.712 |
| Thread Qty Per Inch (tpi) | 12 |
| Thread Series Designator | UNJC |
| Thread Size | 0.5625 |
Cross-reference
No interchangeable or dimensionally similar parts are on record for MS51831-107. Try the cross-reference lookup to search by a different part number.
Catalog data updated 2026-07-05. Report a data error