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AN526C632R5
Aeronautical Standard Machine Screw
Description
Truss Head Screw
Specifications
| Alternate Part Number | MS51957-27 |
|---|---|
| Country of Origin | USA |
| Fastener Length | 0.312 |
| Head Diameter | 0.303 inches minimum and 0.321 inches maximum |
| Head Height | 0.086 inches maximum |
| Head Style | Button |
| Internal Drive Style | Cross recess type 1 |
| Length | 1/4 |
| Material | CRES |
| Nondefinitive Specification/Std Data | Iii type and 7c style |
| Screw Material | Steel corrosion resisting |
| Screw Surface Treatment | Passivate |
| Sold In | Per Package |
| Thread Class | 2a |
| Thread Diameter | 0.138 |
| Thread Direction | Right-hand |
| Thread Length | 0.312 |
| Thread Qty | 32 |
| Thread Qty Per Inch (tpi) | 32 |
| Thread Series Designator | UNC |
| Thread Size | 6 |
| Weight | .005 lb |
Other sizes
Parts that share this base number, ordered by size. Always verify the full specification before substituting.
Cross-reference
Interchangeable
Parts that share a National Stock Number or are listed as an alternate for AN526C632R5 — functionally equivalent.
- MS51957-27 Listed alternate #6 · 5/16 in · Phillips Pan Head · CRES
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Catalog data updated 2026-07-05. Report a data error