- Thread Class
- 3A
- Thread Direction
- Right-hand
- Thread Length
- 0.323 inches nominal
- Fastener Length
- 1.120 inches minimum and 1.150 inches maximum
- Head Style
- Flat countersunk
- Head Diameter
- 0.266 inches minimum and 0.303 inches maximum
- Grip Diameter
- 0.1625 inches minimum and 0.1635 inches maximum
- Single Shear Strength
- 95000 pounds per square inch
- Internal Drive Style
- Cross recess type III
- End Item Identification
- Ac wt and cg im
- Nominal Thread Diameter
- 0.190 inches
- Grip Length
- 0.802 inches minimum and 0.822 inches maximum
- Thread Quantity per Inch
- 32
- Minimum Tensile Strength
- 180000 pounds per square inch
- Countersink Angle
- 99.0 degrees minimum and 101.0 degrees maximum
- Part Name Assigned BY Controlling Agency
- Screw, close tolerance
- Special Features
- Cadmium plated A-286 cres screw shall be identified with green dye or paint on the thread end . maximum coverage may include the chamfer plus one incomplete thread.
- Color
- Green threads
- Material
- Iron alloy 660 overall
- Material Document and Classification
- Ams 5731 assn std single material response overall or ams 5737 assn std single material response overall
- Surface Treatment
- Cadmium overall
- Surface Treatment Document and Classification
- QQ-P-416, ty ii, cl 2 fed spec single treatment response overall
- Thread Series Designator
- UNF
Catalogue data is compiled from public DLA/FLIS sources and is provided for
identification. Availability, condition and certification are confirmed on
quotation. OmniSynk Distribution Services is a stocking distributor.