- Thread Class
- 3A
- Thread Direction
- Right-hand
- Thread Length
- 0.406 inches nominal
- Fastener Length
- 0.641 inches minimum and 0.687 inches maximum
- Head Style
- Flat countersunk
- Head Diameter
- 0.376 inches minimum and 0.385 inches maximum
- Grip Diameter
- 0.1886 inches nominal
- Shank Unthreaded Hole Diameter
- 0.070 inches nominal first hole
- Single Shear Strength
- 2620 pounds per square inch
- Internal Drive Style
- Cross recess type ii
- Nominal Thread Diameter
- 0.190 inches
- Grip Length
- 0.250 inches nominal
- Thread Quantity per Inch
- 32
- Minimum Tensile Strength
- 160000 pounds per square inch
- Countersink Angle
- 100.0 degrees nominal
- Distance from Head Largest Bearing Surface to Shank Hole Center
- 0.517 inches nominal first hole
- Material
- Steel comp 4140 overall or steel comp 4340 overall or steel comp 8740 overall
- Material Document and Classification
- MIL-S-5626 mil spec 1ST material response overall or MIL-S-8844 mil spec 2ND material response overall or AMS6414 assn std 2ND material response overall or MIL-S-6049 mil spec 3RD material response overall
- Surface Treatment
- Cadmium overall and chromate overall
- Surface Treatment Document and Classification
- QQ-P-416, typ ii, cls 2 fed spec single treatment response overall
- Thread Series Designator
- UNJF
- Specification/Standard Data
- 80205-NAS333 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.