Fixaball UNF 5/16" Socket Screw Countersunk High Tensile 10.9 DIN7991

For flush-fitting fastening applications, this Fixaball countersunk socket screw is supplied in a 5/16" UNF thread with 24 T. P. I. Made from high tensile Grade 10.9 steel in a self colour finish, it uses an Allen hex socket drive and conforms to ISO 10642, B18. 3, and BS 2470.

Available in a range of lengths, the shorter sizes are fully threaded and the longer sizes are partially threaded as listed. The length of a countersunk fastener is measured from tip to top.

Key features

• 5/16" UNF thread
• 24 T. P. I. fine pitch
• High tensile Grade 10.9 steel
• Self colour finish
• Allen hex socket drive
• Countersunk head
• Conforms to ISO 10642, B18. 3, BS 2470

Available options

• 5/16"-24x1/2" (FT)
• 5/16"-24x3/4" (FT)
• 5/16"-24x7/8" (FT)
• 5/16"-24x1" (FT)
• 5/16"-24x1 1/4" (FT)
• 5/16"-24x1 1/2" (FT)
• 5/16"-24x1 3/4" (FT)
• 5/16"-24x2" (PT)
• 5/16"-24x2 1/4" (PT)
• 5/16"-24x2 1/2" (PT)

Sizing

• 5/16"-24x1/2"
• 5/16"-24x3/4"
• 5/16"-24x7/8"
• 5/16"-24x1"
• 5/16"-24x1 1/4"
• 5/16"-24x1 1/2"
• 5/16"-24x1 3/4"
• 5/16"-24x2"
• 5/16"-24x2 1/4"
• 5/16"-24x2 1/2"

Rackhams Reference : RNNPZNVKFT