Military Standard - Machine Screw - MS24693S31
Standard Part
Description: Machine Screw
Part Number: MS24693S31
Alternate Part Numbers: AN507-632R14, MS24693-S31
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 | 2A | |
| Thread Direction | Right-hand | |
| Thread Length | 0.813 inches minimum and 0.875 inches maximum | |
| Fastener Length | 0.875 inches nominal | |
| Head Style | Flat countersunk | |
| Head Diameter | 0.238 inches minimum and 0.279 inches maximum | |
| Internal Drive Style | Cross recess type 1 | |
| Nominal Thread Diameter | 0.138 inches | |
| Thread Quantity per Inch | 32 | |
| Minimum Tensile Strength | 60000 pounds per square inch | |
| Countersink Angle | 99.0 degrees minimum and 101.0 degrees maximum | |
| Screw Material | Steel | |
| Screw Material Document and Classification | 66 fed std single material response | |
| Screw Surface Treatment | Cadmium and chromate | |
| Screw Surface Treatment Document and Classification | QQ-P-416, ty 2, cl 3 fed spec single treatment response | |
| Thread Series Designator | UNC |
Fits in
- Bombardier Challenger 300
- Bombardier Learjet 55
- Gulfstream G-IV/GIV-SP/G-400/G-450/G-300
- Gulfstream G-V/G-V-SP/G-550/G-500
- Pilatus PC-12
- Textron Aviation Beechcraft King Air 100 - all variants
- Textron Aviation Beechcraft King Air 200 - all variants
- Textron Aviation Beechcraft King Air 300 - all variants
- Textron Aviation Beechcraft King Air 90 - all variants
- Textron Aviation Cessna 500 Citation I-ISP
- Textron Aviation Cessna 550 Citation I-II-Bravo
- Textron Aviation Cessna 560 Citation V-Ultra-Encore-Excel-XLS
- Textron Aviation Cessna 680 Citation Sovereign