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AN505-6R8
Aeronautical Standard Machine Screw
Description
Fastener Length: 15/32", Thread: 6-32, Thread Length: 27/64"
Specifications
| Countersink Angle | 80.0 degrees minimum and 82.0 degrees maximum |
|---|---|
| Departure From Cited Designator | As modified by material |
| Fastener Length | 0.469 inches minimum and 0.500 inches maximum |
| Head Diameter | 0.249 inches minimum and 0.279 inches maximum |
| Head Style | Flat countersunk |
| Internal Drive Style | Cross recess type 1 |
| Length | 1/2 |
| Material | Steel |
| Min. Tensile Strength (psi) | 55000 pounds per square inch |
| Screw Material | Steel comp 1010 |
| Screw Material Specification | Astm a576 assn std single material response or astm a108 assn std single material response |
| Screw Surface Treatment | Cadmium |
| Screw Surface Treatment Specification | Qq-p-416,ty1,cl3 fed spec single treatment response |
| Thread Class | 2a |
| Thread Diameter | 0.138 |
| Thread Direction | Right-hand |
| Thread Length | 0.407 inches minimum and 0.500 inches maximum |
| Thread Qty | 32 |
| Thread Qty Per Inch (tpi) | 32 |
| Thread Series Designator | UNC |
| Thread Size | 6 |
Other sizes
Parts that share this base number, ordered by size. Always verify the full specification before substituting.
- AN505-6R6
- AN505-6R8
- AN505-6R9
- AN505-6R16
- AN505-6R44
Cross-reference
Similar parts
Parts with matching key dimensions — often from a different standards family. Candidates for comparison only; verify the full specification before substituting.
- A206B16 Other #6-32 · 1/2 in · Flat countersunk · Steel
- MS24693-B28 MS #6-32 · 1/2 in · Flat countersunk
- MS24693A28 MS #6-32 · 1/2 in · Flat countersunk · Aluminum
- MS24693C28 MS #6-32 · 1/2 in · Flat countersunk · Steel
- MS24693S28 MS #6-32 · 1/2 in · Flat countersunk · Steel
- NAS514P632-8 NAS #6-32 · 1/2 in · Flat countersunk · Steel
- NAS514P632-8B NAS #6-32 · 1/2 in · Flat countersunk · Steel
- NAS5701U8 NAS #6-32 · 1/2 in · Flat countersunk · Iron
- AN505C6-8 AN #6-32 · 1/2 in · Flat countersunk · Steel
- AN507-632-8 AN #6-32 · 1/2 in · Flat countersunk · Steel
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Catalog data updated 2026-07-05. Report a data error