screws › socket head cap screws
MS16997-20
1/2 Inch Length MS16997 Undrilled Socket Head Screw
Description
Fastener Length: 1/2", Thread: 6-32, Thread Length: 1/2", flat head, coarse thread, cadmium yellow, MS16997 series screw
Specifications
| Alternate Part Number | NAS1352-06-8P |
|---|---|
| Country of Origin | USA |
| Diameter | #6 |
| Drilling | Undrilled Head |
| Drive | Socket |
| Fastener Length | Between 0.469 inches and 0.500 inches |
| Finish | Cadmium Yellow, Cadmium ll |
| Full Size | #6-32 x 1/2 |
| Head Diameter | Between 0.218 inches and 0.226 inches |
| Head Height | Between 0.134 inches and 0.138 inches |
| Head Style | Flat chamfer, Socket Head |
| Head Type | Socket |
| Industry Standards/Certification | MS16997 |
| Length | 1/2 |
| Material | Steel |
| MilspecPart | MS16997 |
| Min. Tensile Strength (psi) | 160000 pounds per square inch |
| Screw Material | Steel uns k03104 |
| Screw Material Specification | Astm a574 assn standard single material response |
| Screw Surface Treatment | Cadmium and chromate |
| Screw Surface Treatment Specification | Qq-p-416 type 2 class 3 federal specification all treatment responses or mil-c-81562 type 2 cl 6 military specification all treatment responses |
| Size | 6-32 |
| Sold In | Per Package |
| Thread Class | 3a |
| Thread Diameter | 0.138 |
| Thread Direction | Right-hand |
| Thread Length | 0.500 |
| Thread Qty | 32 |
| Thread Qty Per Inch (tpi) | 32 |
| Thread Series | UNC |
| Thread Series Designator | Unc (coarse thread) |
| Thread Size | 0.1380-32, 6 |
| Thread Type | N.C. - Coarse, UNC |
| Threads Per Inch | 32 |
| U.O.M. | Imperial |
| Weight | .005 lb |
| Width Between Flats | Between 0.1094 inches and 0.1111 inches |
Cross-reference
Interchangeable
Parts that share a National Stock Number or are listed as an alternate for MS16997-20 — functionally equivalent.
- NAS1352-06-8P Listed alternate 32.00-32 · 1/2 in · Flat chamfer · Steel
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Catalog data updated 2026-07-05. Report a data error