electrical › electrical posts
NAS1831C3B10
Electrical Post
Description
Thread: 4-40, Thread Size: 7/64", Head Width: 3/16", Thread Length: 1/4", standoff
Specifications
| Cross Sectional Shape | Hexagon |
|---|---|
| Length | Between 0.6200 inches and 0.6300 inches |
| Material | Copper |
| Material Specification | Comp. 11 federal specification single material response standoff qq-b-626 |
| Style Designator | Left internal and right internal threads |
| Surface Treatment | Cadmium |
| Surface Treatment Specification | Class 2 federal specification single treatment response standoff type 2 qq-p-416 |
| Thread Class | 2b left internal (includes thru thread), 2b right internal |
| Thread Direction | Right-hand left internal (includes thru thread), Right-hand right internal |
| Thread Length | 0.2500 inches left internal (includes thru thread), 0.2500 inches right internal |
| Thread Qty | 40 |
| Thread Qty Per Inch (tpi) | 40 left internal (includes thru thread), 40 right internal |
| Thread Series | UNC |
| Thread Series Designator | Unc (coarse thread) left internal (includes thru thread), Unc (coarse thread) right internal |
| Thread Size | 0.1120 inches left internal (includes thru thread), 0.1120 inches right internal |
| Width Across Flats | Between 0.1820 inches and 0.1940 inches |
Other sizes
Parts that share this base number, ordered by size. Always verify the full specification before substituting.
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.
- NAS1831AC3B10 NAS #4-40 · 5/8 in · Aluminum
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Catalog data updated 2026-07-05. Report a data error