High-Strength Dimensional Data−Bolts,. Nuts Bolt Dimensional Standards ANSI B18.21 These nuts are tapped UNC-2B in sizes of 1'' and.

Dimensions for Heavy Hex Nuts (ASME/ANSI B18.2.2) Diameter Width Across Flats F Thickness H Width Across Corners G Nom max min Nom max min max min 1/4 1/2 0.500 0.488 15/64

These hexagon nuts are used among other to hot dip galvanized bolts and screws with OVERSIZED Sizes with a diameter > M24 are minimal property class 50.

Bolt & Nuts Dimensions. PDF Pack. People also downloaded these PDFs UNC or UNF Page 31 of 99 Page 31 of 99 Machine Hex Nuts Standard Pattern Nuts 

Tapped hole shall be countersunk on the bearing face or faces. The maximum countersink diameter shall be the thread basic (nominal) major diameter plus 0.030 in. for 3/8 in. nominal

1/2 - 13 UNC : Thread Data Sheet (Machining Doctor) 1/2 - 13 UNC - Thead Data Sheet 1/2 - 13 UNC - Basic Thread Data For more threading data scroll down, or use the Thread Calculator 1/2 - 13 UNC Possible Thread Classes External Threads Choose tolerance class: 1A, 2A, 3A Internal Threads Choose tolerance class: 1B, 2B, 3B 1/2 - 13 UNC 1A (External)

Internal Threads – Class 2B ; Nominal Size & Threads / Inch & Series Designation, Allow- ance ; 0-80 1-64 1-72 2-56 2-64, UNF UNC UNF UNC UNF, 0.0005 0.0006

UNC Nuts | McMaster-Carr Clear All System of Measurement Inch Metric Thread Size 1-64 2-56 3-48 4-40 5-40 6-32 8-32 10-24 10-32 12-24 1/4"- 18 1/4"- 20 1/4"- 28 5/16"- 18 5/16"- 24 11/32"- 24 3/8"- 16 3/8"- 24 7/16"- 14 1/2"- 13 1/2"- 20 9/16"- 12 5/8"- 11 5/8"- 18 3/4"- 10 3/4"- 16 7/8"- 9 7/8"- 14 1"-8 1"-14 1 1/8"- 7 1 1/4"- 7 1 1/4"- 8

Round Head Screws 1-1 Various Head Styles Machine Scerws 1-2 to 1-23 Tapping Screws (Approx. Hole Sizes) 1-24 Thumb and Wing Screws 1-25 to 1-27 B7 Studs and Nuts Stud Bolts for Pressure-Temperature Piping 2-1 General Purpose End-to-End Studs 2-2 Tap End Stud Bolts 2-3 Double End Stud Bolts 2-4 Bolts

Earnest Machine Products line of Grade C heavy hex nuts are made to the dimensional requirements of ANSI B18.2.2 for Heavy Hex Nuts and the material and strength requirements of ASTM A563. 1/16 Approx sizes above 7/16" may be washer faced up to 7/16" are double chamfered * Grade C (three circumferential lines 120° apart & manufacturers ID) Grade C

Coarse thread; 90,000 psi; Fine thread; 80,000 psi. Steel Hot Dipped Galvanized Hex Nuts. Description. A six-sided internally threaded fastener whose thickness is .875 where D is the nominal nut size and 1.5D is their width across the flats. Made from low carbon steel with a galvanized zinc coating.