- First End Style
- Chamfered
- Second End Style
- Chamfered
- Thread Class
- 2A
- Thread Direction
- Right-hand
- Thread Length
- 0.375 inches nominal
- Shank Length
- 0.437 inches nominal
- Shoulder Diameter
- 0.370 inches nominal
- Shank Diameter
- 0.250 inches nominal
- Overall Length
- 1.062 inches nominal
- First End Taper Length
- 0.113 inches nominal
- Second End Taper Length
- 0.500 inches nominal
- Second End Relationship With First End
- Not identical
- Hardness Rating
- 39.0 rockwell C minimum overall and 43.0 rockwell C maximum overall
- Nominal Thread Size
- 0.250 inches
- First End Location
- Shank end
- First End Taper Angle
- 45.0 degrees nominal
- Surface Finish
- 125.000 microinches overall
- Second End Taper Angle
- 9.4 degrees nominal
- Special Features
- 2 steps 180 deg apart located on shoulder chamfer 0.250 in. across flats 0.353 in. wide
- Material
- Steel comp E4340 overall or steel comp 4340 overall or steel comp 4140 overall or steel comp 8740 overall
- Material Document and Classification
- MIL-S-5000 mil spec 1ST material response overall or MIL-S-5000 mil spec 2ND material response overall or MIL-S-5626 mil spec 3RD material response overall or MIL-S-6049 mil spec 4TH material response overall
- Surface Treatment
- Cadmium overall
- Surface Treatment Document and Classification
- QQ-P-416 ty 1 cl 3 fed spec single treatment response overall
- Style Designator
- Shoulder
- 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.