Fixaball UNF Full Hex Nut A2-70/ 304 Stainless Steel DIN 934

For imperial fine-thread fastening, this Fixaball UNF full hex nut is produced in A2-70 / 304 stainless steel and made to DIN 934. It is available in a range of UNF thread sizes from 1/4"-28 to 1"-12, with BS 1768 and ASME B18. 2. 2 references stated across the size range.

The hexagonal form suits use with matching UNF threaded bolts where a full nut is required. This range is suitable for applications using Unified National Fine threads, with each size offered as an individual option.

Available options

• 1/4-28 UNF
• 5/16-24 UNF
• 3/8-24 UNF
• 7/16-20 UNF
• 1/2-20 UNF
• 9/16-18 UNF
• 5/8-18 UNF
• 3/4-16 UNF
• 7/8-14 UNF
• 1"-12 UNF

Key features

• UNF full hex nut
• A2-70 / 304 stainless steel
• DIN 934
• BS 1768
• ASME B18. 2. 2

Specifications

• UNF thread form with a 60 degree flank angle, rounded roots and flat crests
• For a given diameter, UNF has a smaller thread pitch than an equivalent diameter UNC thread
• Unified thread standards agreed by standard bodies of U. K, Canada and the United States

Sizing

• 1/4: T. P. I UNC 20, T. P. I UNF 28, f (max) 0. 438, h (max) 0. 226
• 5/16: T. P. I UNC 18, T. P. I UNF 24, f (max) 0. 500, h (max) 0. 273
• 3/8: T. P. I UNC 16, T. P. I UNF 24, f (max) 0. 562, h (max) 0. 337
• 7/16: T. P. I UNC 14, T. P. I UNF 20, f (max) 0. 688, h (max) 0. 385
• 1/2: T. P. I UNC 13, T. P. I UNF 20, f (max) 0. 750, h (max) 0. 448
• 9/16: T. P. I UNC 12, T. P. I UNF 18, f (max) 0. 875, h (max) 0. 496
• 5/8: T. P. I UNC 11, T. P. I UNF 18, f (max) 0. 938, h (max) 0. 559
• 3/4: T. P. I UNC 10, T. P. I UNF 16, f (max) 1. 125, h (max) 0. 665
• 7/8: T. P. I UNC 9, T. P. I UNF 14, f (max) 1. 312, h (max) 0. 776
• 1: T. P. I UNC 8, T. P. I UNF 12, f (max) 1. 500, h (max) 0. 887

Rackhams Reference : I7XJ3YR3DI