Aeronautical Standards Group - Machine Screw - AN525-832R10
Standard Part
Description: Machine Screw
Part Number: AN525-832R10
Alternate Part Numbers: No known alternate
Product Overview
An externally threaded fastener whose threaded portion is of one diameter, no 0 (0.060 in./1.5 mm) or larger, designed to be held or driven with either a wrench or an inserted driver or both (excluding internal socket or internal multiple spline types), in sizes below no. 10 (0.190 in./5 mm). No. 10 and larger sizes must have a head designed for any type of inserted driver (excluding internal socket or internal multiple spline types), but may also be designed for external wrenching. A locking feature may be incorporated in the design of the head or threads. Excludes bolt, clevis; bolt, externally relieved body; screw, externally relieved body; and screw, assembled washer. See also, screw, instrument; bolt, machine; bolt, internal wrenching; and screw, cap socket head.
Item Specification
| Thread Class | 3A | |
| Thread Direction | Right-hand | |
| Thread Length | 0.298 inches minimum and 0.453 inches maximum | |
| Fastener Length | 0.594 inches minimum and 0.656 inches maximum | |
| Head Style | Round extended washer | |
| Head Diameter | 0.302 inches minimum and 0.322 inches maximum | |
| Head Height | 0.082 inches minimum and 0.092 inches maximum | |
| Extended Washer Diameter | 0.365 inches minimum and 0.385 inches maximum | |
| Extended Washer Thickness | 0.023 inches minimum and 0.028 inches maximum | |
| Internal Drive Style | Cross recess type 1 | |
| Nominal Thread Diameter | 0.164 inches | |
| Thread Quantity per Inch | 32 | |
| Minimum Tensile Strength | 125000 pounds per square inch | |
| Screw Material | Steel comp 8630 or steel comp 4037 | |
| Screw Material Document and Classification | MIL-S-6050 mil spec 1ST material response or ams 6300 assn std 2ND material response | |
| Screw Surface Treatment | Cadmium or zinc | |
| Screw Surface Treatment Document and Classification | QQ-P-416 fed spec 1ST treatment response or QQ-Z-325 fed spec 2ND treatment response | |
| Thread Series Designator | UNC |
Fits in
- Bombardier Learjet 40
- Bombardier Learjet 45
- Bombardier Learjet 60 - all variants
- Gulfstream G-IV/GIV-SP/G-400/G-450/G-300
- Textron Aviation Beechcraft King Air 100 - all variants
- Textron Aviation Beechcraft King Air 90 - all variants
- Textron Aviation Beechcraft Premier
- Textron Aviation Cessna 500 Citation I-ISP
- Textron Aviation Cessna 510 Citation Mustang
- Textron Aviation Cessna 525 Citation Citationjet
- Textron Aviation Cessna 560 Citation V-Ultra-Encore-Excel-XLS