SCREW, CAP, SOCKET HEAD, FLAT COUNTERSUNK, 82°, CORROSION-RESISTING STEEL, UNC-3A
MATERIAL: STEEL CORROSION-RESISTING, IN ACCORDANCE WITH FED. STD No 66; AISI 302. 303. 304, 305. 316 OR 384 (DEVELOPED FOR COLD HEADING). MINIMUM ULTIMATE TENSILE STRENGTH SHALL BE 80.000 PSI FOR SIZES THRU 0.625 AND 70.000 PSI FOR SIZES OVER 0.625.

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High-strength structural bolting assemblies for preloading – Part 4: System HV – Hexagon bolt and nut assemblies – English version of DIN EN 14399-4:2006-06
TEST PROCEDURE FOR THE PERFORMANCE OF NONMETALLIC RESISTANT ELEMENT PREVAILING-TORQUE NUTS-INCH SERIES
Standard Specification for Steel Transmission Tower Bolts, Zinc-Coated and Bare
METRIC HEXAGON SOCKET HEAD SHOULDER SCREWS
Slotted raised countersunk head screws — Product grade A