- Thread Class
- 3A
- Thread Direction
- Right-hand
- Fastener Length
- 0.480 inches nominal
- Head Style
- Flat countersunk
- Head Diameter
- 0.520 inches minimum and 0.528 inches maximum
- Internal Drive Style
- Cross recess type 1
- Material Accommodated Thickness
- 0.291 inches minimum and 0.360 inches maximum
- Nominal Thread Diameter
- 0.190 inches
- Thread Quantity per Inch
- 32
- Minimum Tensile Strength
- 160000 pounds per square inch
- Countersink Angle
- 100.0 degrees nominal
- Lead Thread Quantity
- FOUR
- Material
- Steel comp 4140 stand-off
- Material
- Steel comp 8740 fastener
- Material Document and Classification
- MIL-S-6049 mil spec single material response fastener
- Material Document and Classification
- MIL-S-5626 mil spec single material response stand-off
- Surface Treatment
- Cadmium overall and chromate overall
- Surface Treatment Document and Classification
- QQ-P-416 ty 2 cl 3 fed spec all treatment responses 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.