washers › recessed washers
AN975-4
Aeronautical Standard Recessed Washer
Description
Taper Pin Washer
Specifications
| Fits Taper Pin # | 3 |
|---|---|
| Hole Diameter | Between 0.250 inches and 0.282 inches |
| Industry Standards/Certification | AN975 |
| Material | Steel |
| Material Specification | Qq-s-698 federal specification 1st material response or qq-s-698 federal specification 2nd material response or qq-s-698 federal specification 3rd material response or qq-s-698 federal specification 4th material response or qq-s-698 federal specification 5th material response or astm a108 assn standard 4th material response or astm a108 assn standard 5th material response or astm a108 assn standard all material responses |
| Material Thickness | Between 0.062 inches and 0.094 inches |
| NIIN | 00-167-0686 |
| NSN | 5310-00-167-0686 |
| Outside Diameter | Between 0.546 inches and 0.578 inches |
| Overall Height | Between 0.187 inches and 0.219 inches |
| Style Designator | Recessed |
| Surface Treatment | Cadmium and chromate |
| Surface Treatment Specification | Cl 3 federal specification single treatment response type 2 qq-p-416 |
| Type | Taper Pin |
Other sizes
Parts that share this base number, ordered by size. Always verify the full specification before substituting.
- AN975-3
- AN975-4
Cross-reference
No interchangeable or dimensionally similar parts are on record for AN975-4. Try the cross-reference lookup to search by a different part number.
Catalog data updated 2026-07-05. Report a data error