Machine Screw, Head Type Round, Material Brass, Finish Plain, Drive Slotted, Thread Size 5/16 In.-18, Fastener Length 1 in, Head Width 0.579 in, Head Height 0.216 in, Tensile Strength 60,000 psi, Dimensional Standards ASME B18.6.3, Pack Size Small, Type Standard Machine Screw, Maximum Head Width 0.579 in, Minimum Head Width 0.556 in, Maximum Head Height 0.216 in, Minimum Head Height 0.198 in, System of Measurement Inch, Thread Type Coarse, Package Quantity 25
O-Ring, No Metal Detectable, No X-Ray Detectable, System of Measurement Inch, Cross Section Shape Round, O-Ring Material EPDM, Durometer (Hardness) Rating Medium Hard, Nominal Inside Dia. 20 in, Nominal Width 1/4 in, Actual Inside Dia. 19.955 in, Actual Width 0.275 in, Dash Number 469, Color Black, Durometer 70 Shore A, Meets/Exceeds ASTM D2000, SAE J200, Nominal Outside Dia. 20 1/2 in, Actual Outside Dia. 20.505 in, Temp. Range -65 Degrees to 300 Degrees F, FDA Approved No