Onceyou know your wire diameter, you need to find out what is the premissable Measurement for your pitch diameter (Depending on the class). Use our Over Wire Calculator to find out! 9/16 - 12 UNC : Basic Thread Dimensions (Pitch, minor & major diameters, depth, lead), Tolerance range for all applicable classes and much more. 38 inch Thread Size : 3/8 inch - inch 5/16 inch Thread Size : 5/16 inch - inch Parker SAE standard fittings with UN/UNF threads and screw-in connectors with O-ring are designed for connection with UNF screw-in threads. They are also known as O-Ring Boss (O.R.B.) connections. Correctly assembled, they offer as good performance as the best Onceyou know your wire diameter, you need to find out what is the premissable Measurement for your pitch diameter (Depending on the class). Use our Over Wire Calculator to find out! 5/8 - 16 16-UN : Basic Thread Dimensions (Pitch, minor & major diameters, depth, lead), Tolerance range for all applicable classes and much more. 3/ 8-24 UNF: 1A: 0.0011: 0.3739: : 0.3411: 0.3243: Int. 1B : 0.3400: 0.3300 : 0.3553: 0.3479: 0.3750: Ext. 3 / 8-24 UNF: 2A: 0.0011: 0.3739: 0.3667-0.3468: 0.3430: Overwire measurements. 1 3/8 - 12 UNFPossible Thread Classes. External Threads. 2A, 3A. Internal Threads. 2B, 3B. 1 3/8 - 12 UNF 2A (External) * Permisable values for TORQUETENSION RELATIONSHIP FOR A307A, GRADE 5, 8 & 9 BOLTS Locknut Size Threads per inch Steel Hex Locknut Steel Hex Flange Nut Grade C FNL Grade 9 Grade F Grade G Clamp Load (lbs.) Tightening Torque Clamp Load 3/8 24 7905 27.2 ft-lbs 39.5 ft-lbs 9265 31.8 ft-lbs 46.3 ft-lbs 7/16 20 10684 43 62 12523 50 73 1/2 20 14396 66 96 InApril 1955, representatives from the UK, Canada and the USA agreed on a miniature thread standard. The measurements for the Unified Miniature thread has been defined with reference to the ISO standard. Unlike most metric Screws, the designation consists of the diameter of the screw in millimeters followed by UNM. The flank angle is 60°. Optimizeyour designs, reduce machining time, and lower your costs. Essentials of Manufacturing. Information, coverage of important developments and expert commentary in manufacturing. Metal 3D Printing Design Guide. Direct Metal Laser Sintering (DMLS) 3D printing for parts with reduced cost and little waste. more publications. hlDl.

3 8 24 unf 2a thread dimensions