- Thread Class
- 3A nut thread
- Thread Pitch Diameters
- +0.2248 to 0.2263 inches stud thread
- Thread Direction
- Right-hand nut thread
- Thread Direction
- Right-hand stud thread
- Thread Length
- 0.678 inches minimum stud thread and 0.698 inches maximum stud thread
- Thread Length
- 0.552 inches minimum nut thread and 0.572 inches maximum nut thread
- Overall Length
- 1.365 inches minimum and 1.385 inches maximum
- Thread Quantity per Inch
- 20 stud thread
- Thread Quantity per Inch
- 28 nut thread
- Hardness Rating
- 26.0 rockwell C minimum and 32.0 rockwell C maximum
- Nominal Thread Size
- 0.250 inches nut thread
- Nominal Thread Size
- 0.250 inches stud thread
- Surface Finish
- 63.0 microinches shank
- Special Features
- Stud end thread 0.003 in. oversize
- Material
- Steel comp 8740
- Material Document and Classification
- Ams 6322 assn std single material response
- Surface Treatment
- Cadmium overall
- Surface Treatment Document and Classification
- Ams 2400 assn std single treatment response overall
- Thread Series Designator
- Unf nut thread
- Thread Series Designator
- Uns stud thread
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.