- Thread Class
- 3A
- Thread Direction
- Right-hand
- Thread Length
- 0.338 inches nominal
- Fastener Length
- 1.886 inches minimum and 1.916 inches maximum
- Head Style
- Flat countersunk
- Head Diameter
- 0.344 inches minimum and 0.385 inches maximum
- Internal Drive Style
- Torque-set ribbed
- Nominal Thread Diameter
- 0.190 inches
- Thread Quantity per Inch
- 32
- Minimum Tensile Strength
- 160000 pounds per square inch
- Countersink Angle
- 99.0 degrees minimum and 101.0 degrees maximum
- Screw Material
- Iron alloy 660
- Screw Material Document and Classification
- AMA5731 assn std single material response or AMS5732 assn std single material response or AMS5737 assn std single material response
- Screw Surface Treatment
- Passivate
- Screw Surface Treatment Document and Classification
- QQ-P-35 fed spec single treatment response
- Thread Series Designator
- UNJF
- Specification/Standard Data
- 80205-NAS1221 professional/industrial association standard
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.