screws › machine screws
AN525-832R9
Aeronautical Standard Machine Screw
Description
Washer Head Machine Screw
Specifications
| Country of Origin | USA |
|---|---|
| Extended Washer Diameter | Between 0.365 inches and 0.385 inches |
| Extended Washer Thickness | Between 0.023 inches and 0.028 inches |
| Fastener Length | Between 0.531 inches and 0.593 inches |
| Grip | 5/32 in |
| Hardness Rating | Between 26.0 rockwell c and 32.0 rockwell c |
| Head Diameter | Between 0.302 inches and 0.322 inches |
| Head Height | Between 0.082 inches and 0.092 inches |
| Head Style | Round extended washer |
| Head Type | Washer |
| Industry Standards/Certification | AN525 |
| Internal Drive Style | Cross recess type 1 |
| Length | 9/16 in |
| Material | Steel |
| Min. Tensile Strength (psi) | 125000 pounds per square inch |
| NIIN | 01-220-8669 |
| NSN | 5305-01-220-8669 |
| Screw Material | Steel comp 4037 or steel comp 8630 |
| Screw Material Specification | Ams6300 assn standard 1st material response or mil-s-6050 military specification 2nd material response |
| Screw Surface Treatment | Cadmium and chromate or zinc |
| Screw Surface Treatment Specification | Type 2 class 3 federal specification 1st treatment response or astm b633 type 2 assn standard 2nd treatment response qq-p-416 |
| Sold In | Per Package |
| Thread Class | 3a |
| Thread Diameter | 0.164 |
| Thread Direction | Right-hand |
| Thread Length | Between 0.365 inches and 0.447 inches |
| Thread Qty | 32 |
| Thread Qty Per Inch (tpi) | 32 |
| Thread Series | UNC |
| Thread Series Designator | Unc (coarse thread) |
| Thread Size | 8-32 |
| Weight | 0.0045 lb |
Other sizes
Parts that share this base number, ordered by size. Always verify the full specification before substituting.
Cross-reference
No interchangeable or dimensionally similar parts are on record for AN525-832R9. Try the cross-reference lookup to search by a different part number.
Catalog data updated 2026-07-05. Report a data error