Fixaball UNF 5/16" Hex Bolt Set Screws High Tensile 8.8 Zinc BZP

For fine-thread fastening applications, these Fixaball UNF 5/16" hexagon head bolts and set screws are supplied in high tensile grade 5 steel, comparable with metric 8.8, with a zinc/BZP/Cr3 finish. The thread specification is UNF 5/16" with 24 T.P.I. (threads per inch).

This range includes fully threaded set screws and partially threaded hex bolts across multiple lengths. Fully threaded options are available from 1/2" to 1 1/4", while longer sizes are supplied as partially threaded bolts.

Key features

• UNF 5/16" thread
• 24 T.P.I. (threads per inch)
• Hexagon head
• High tensile grade 5 steel, comparable with metric 8.8
• Zinc/BZP/Cr3 finish
• Available as FT fully threaded set screws and PT partially threaded bolts

Available options

• 5/16"-24 x 1/2" (FT)
• 5/16"-24 x 3/4" (FT)
• 5/16"-24 x 1" (FT)
• 5/16"-24 x 1 1/4" (FT)
• 5/16"-24 x 1 1/2" (PT)
• 5/16"-24 x 1 3/4" (PT)
• 5/16"-24 x 2" (PT)
• 5/16"-24 x 2 1/4" (PT)
• 5/16"-24 x 2 1/2" (PT)
• 5/16"-24 x 2 3/4" (PT)
• 5/16"-24 x 3" (PT)
• 5/16"-24 x 3 1/4" (PT)
• 5/16"-24 x 3 1/2" (PT)
• 5/16"-24 x 3 3/4" (PT)
• 5/16"-24 x 4" (PT)
• 5/16"-24 x 4 1/2" (PT)
• 5/16"-24 x 5" (PT)
• 5/16"-24 x 5 1/2" (PT)
• 5/16"-24 x 6" (PT)

Specifications

• Thread form: Unified National Fine (UNF)
• Thread angle: 60 degree flank angle
• External thread form: Unified National (UN)
• UNC and UNF high tensile standard is marked with a "5"
• Threads are as long as their diameters x 2.5 as a rule of thumb

Sizing

• 5/16"-24 x 1/2"
• 5/16"-24 x 3/4"
• 5/16"-24 x 1"
• 5/16"-24 x 1 1/4"
• 5/16"-24 x 1 1/2"
• 5/16"-24 x 1 3/4"
• 5/16"-24 x 2"
• 5/16"-24 x 2 1/4"
• 5/16"-24 x 2 1/2"
• 5/16"-24 x 2 3/4"
• 5/16"-24 x 3"
• 5/16"-24 x 3 1/4"
• 5/16"-24 x 3 1/2"
• 5/16"-24 x 3 3/4"
• 5/16"-24 x 4"
• 5/16"-24 x 4 1/2"
• 5/16"-24 x 5"
• 5/16"-24 x 5 1/2"
• 5/16"-24 x 6"

Rackhams Reference : DJUFSIA5K7