Military Standard - Machine Screw - MS27039-0811
Standard Part
Description: Machine Screw
Part Number: MS27039-0811
Alternate Part Numbers: NAS221-11, 935.63.31.011, 2010772
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 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 | 0.346 inches minimum and 0.485 inches maximum | |
| Fastener Length | 0.704 inches minimum and 0.751 inches maximum | |
| Head Style | PAN | |
| Head Diameter | 0.306 inches minimum and 0.322 inches maximum | |
| Head Height | 0.105 inches minimum and 0.115 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 | |
| Hardness Rating | 26.0 rockwell C minimum and 32.0 rockwell C maximum | |
| 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 and chromate | |
| Screw Surface Treatment Document and Classification | QQ-P-416, ty 2, cl 3 fed spec all treatment responses | |
| Thread Series Designator | UNC |
Fits In
- · Bombardier Challenger 300
- · Bombardier Learjet 45
- · Bombardier Learjet 55
- · Bombardier Learjet 60 - all variants
- · Embraer Legacy 600-650
- · Textron Aviation Beechcraft King Air 100 - all variants
- · Textron Aviation Beechcraft King Air 200 - all variants
- · Textron Aviation Beechcraft King Air 90 - all variants
- · Textron Aviation Cessna 500 Citation I-ISP
- · Textron Aviation Cessna 510 Citation Mustang
- · Textron Aviation Cessna 525 Citation Citationjet
- · Textron Aviation Cessna 550 Citation I-II-Bravo
- · Textron Aviation Cessna 560 Citation V-Ultra-Encore-Excel-XLS
- · Textron Aviation Cessna 650 Citation III-IV-VI-VII
- · Textron Aviation Cessna 680 Citation Sovereign
- · Textron Aviation Cessna 750 Citation X
- · Textron Aviation Hawker 800XP-850XP
- · Textron Aviation Hawker 900XP