5/16"-18 X 1/2" Machine Screws | Pan Head | Phillips Drive | Steel Black Oxide (2000/Pkg.) 33 lb SWL secure fastener is needed

secure fastener is needed

Thread pitch of 16 per inch aligns with standard MS35307-357 hardware and assemblies

Head type: Flange with serrated hex washer for even load distribution and anti-loosening action

Flange Bolts Serrated Hex Washer Case Hardened Zinc 3/8-16 X 1 1/2 delivers dependable strength and vibration resistance for a range of assemblies

5/16"-18 X 1/2" Machine Screws | Pan Head | Phillips Drive | Steel Black Oxide (2000/Pkg.) 33 lb SWL secure fastener is neededIntroducing the Machine Screws Phil Pan Steel Black Oxide 5 16 18 X 1 2 a durable, precision engineered fastener designed to deliver secure, long lasting connections in metal assemblies. This screw combines a Phil Pan head with a rugged steel body and a protective black oxide finish for a non reflective, dependable finish. Specifications Head style: Phil Pan Drive: Phillips Material: Steel Finish: Black Oxide Thread size: 5 16 18 UNC Length: 1 2 inch