Fixaball UNF 1/4" Hex Bolt Set Screw High Tensille 8.8 Self Colour Black

For UNF fastening applications, this Fixaball range covers 1/4"-28 hex sets and hex bolts in high tensile grade 5 / 8.8 with a self-colour black finish. UNF 1/4" has 28 T.P.I, with fully threaded set screws available in shorter lengths and partially threaded hex bolts offered in longer sizes.

Each fixing has a hexagon head and suits use with a nut and washer. Fully threaded versions are listed as FT, while partially threaded versions are listed as PT.

Available options

• 1/4"-28x1/2" (FT)
• 1/4"-28x3/4" (FT)
• 1/4"-28x1" (FT)
• 1/4"-28x1 1/4" (PT)
• 1/4"-28x1 1/2" (PT)
• 1/4"-28x1 3/4" (PT)
• 1/4"-28x2" (PT)
• 1/4"-28x2 1/2" (PT)
• 1/4"-28x2 3/4" (PT)
• 1/4"-28x3" (PT)
• 1/4"-28x3 1/4" (PT)
• 1/4"-28x4" (PT)
• 1/4"-28x4 1/2" (PT)
• 1/4"-28x5 1/2" (PT)
• 1/4"-28x6" (PT)

Key features

• Thread size: UNF 1/4"
• 28 T.P.I (threads per inch)
• High tensile grade 5 / 8.8
• Medium carbon steel
• Self-colour black finish
• Hexagon head
• Fully threaded and partially threaded options

Specifications

• UNF thread form
• 60 degree flank angle
• Rounded roots and flat crests
• UNC and UNF high tensile standard is marked with a 5

Rackhams Reference : YT6UGAG811