Aeronautical Standards Group - SCREW - AN526-632R8
Genuine OEM Part
Description: SCREW, MACHINE- PAN HEAD
Part number: AN526-632R8
Replacement: MS35206-230
Industry Standard Specification: AN526
Truss head refers to a screw head that is extra wide and has a slightly rounded surface, or top. In other words, the head or top of the screw protrudes just above the surface to be fastened, but contains a wider surface area just under the head.
AN526-632R8 Truss Head Machine Screw - Length: 1/2", Thread: 6-32, Cadmium Plated Steel, Phillips Recess
AN526-632R8 TECHNICAL FEATURES AND SPECIFICATIONS
| Thread Class | 2A | |
| Thread Direction | Right-hand | |
| Thread Length | 0.438 inches minimum and 0.500 inches maximum | |
| Fastener Length | 0.500 inches nominal | |
| Head Style | Button | |
| Head Diameter | 0.303 inches minimum and 0.321 inches maximum | |
| Head Height | 0.086 inches maximum | |
| Internal Drive Style | Cross recess type 1 | |
| Nominal Thread Diameter | 0.138 inches | |
| Thread Quantity per Inch | 32 | |
| Minimum Tensile Strength | 55000 pounds per square inch | |
| Screw Material | Steel or steel comp 1010 | |
| Screw Material Document and Classification | QQ-S-630 fed spec 2ND material response or QQ-S-631 fed spec 2ND material response or QQ-S-634 fed spec 2ND material response | |
| Screw Surface Treatment | Cadmium | |
| Screw Surface Treatment Document and Classification | QQ-P-416, ty 1, cl 3 fed spec single treatment response | |
| Thread Series Designator | UNC |
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