SPACER ROUND NYLON 0.25IN X 9.525MM;; SPACER ROUND NYLON 0.25IN X 9.525MM; Standoff Material:Nylon (Polyamide); Thread Size - Metric:-; Thread Size - Imperial:4-40; Standoff Type:Round Female; Body Length:9.525mm; Product Range:Round Nylon Series; Body Diameter:0.25"