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AN515-4R4
Aeronautical Standard Machine Screw
Description
Fastener Length: 1/4", Thread: 4-40, Thread Length: 1/4
Specifications
| Fastener Length | Between 0.219 inches and 0.250 inches |
|---|---|
| Head Diameter | Between 0.193 inches and 0.211 inches |
| Head Height | 0.086 |
| Head Style | Round Head |
| Length | 1/4 |
| Material | Steel |
| Min. Tensile Strength (psi) | 55000 pounds per square inch |
| Screw Material | Steel or steel comp 1010 |
| Screw Material Specification | Qq-s-630 federal specification 2nd material response or qq-s-631 federal specification 2nd material response or qq-s-634 federal specification 2nd material response |
| Screw Surface Treatment | Cadmium |
| Screw Surface Treatment Specification | Cl 3 federal specification single treatment response type 1 qq-p-416 |
| Thread Class | 2a |
| Thread Diameter | 0.112 |
| Thread Length | Between 0.200 inches and 0.250 inches |
| Thread Qty | 40 |
| Thread Qty Per Inch (tpi) | 40 |
| Thread Series | UNC |
| Thread Series Designator | Unc (coarse thread) |
| Thread Size | 4 |
Other sizes
Parts that share this base number, ordered by size. Always verify the full specification before substituting.
- AN515-4R4
- AN515-4R5
- AN515-4R7
- AN515-4R8
- AN515-4R14
Cross-reference
No interchangeable or dimensionally similar parts are on record for AN515-4R4. Try the cross-reference lookup to search by a different part number.
Catalog data updated 2026-07-05. Report a data error