Indian Standard Fastneres
Various Indian IS standard stud or threaded rods, bolts, nuts, washers, screws, rivets, retaining rings, cir-clips, dowel pins, inserts, etc.
IS 12427: Standard for hexagon head transmission tower bolts from M12 to M24.
IS 13178: Standard for clamping studs for machine tools.
IS 1363-1: Standard for hexagon head bolts from M5 to M64.
IS 1363-2: Standard for hexagon head screws from M5 to M64.
IS 1363-3: Standard for hexagon nuts from M5 to M64.
IS 1364-1: Standard for hexagon head bolts from M1.6 to M64.
IS 1364-2: Standard for hexagon head screws from M1.6 to M64.
IS 1364-3: Standard for style 1 hexagon nuts from M1.6 to M64.
IS 1364-4: Standard for hexagon thin nuts from M1.6 to M64.
IS 1364-5: Standard for hexagon thin nuts from M1.6 to M10.
IS 1364-6: Standard for style 2 hexagon nuts from M5 to M36.
IS 1365: Standard for slotted countersunk flat head screws from M1.6 to M10.
IS 15581: Standard for hexagon nuts with flange M5 to M20.
IS 15582
IS 15628: Standard for slotted set screws with flat point from M1.2 to M12.
IS 15629: Standard for slotted set screws with cone point from M1.2 to M12.
IS 15630: Standard for slotted set screws with long dog point from M1.6 to M12.
IS 15631: Standard for slotted set screws with cup point from M1.6 to M12.
IS 1862: Standard for double end studs.
IS 2016: Standard for plain washers.
IS 2048: Standard for parallel keys and keyways.
IS 2269: Standard for hexagon socket head cap screws from M1.6 to M64.
IS 2585: Standard for square head bolts, screws and square nuts of product grade C.
IS 3063: Standard for spring washers from M2 to M100.
IS 5370: Standard for large diameter plain washers.
IS 5624: Standard for different types of foundation bolts from M8 to M72.
IS 6094-1: Standard for hexagon set screws with flat point from M1.6 to M24.
IS 6094-2: Standard for hexagon set screws with cone point from M1.6 to M24.
IS 6094-3: Standard for hexagon set screws with dog point from M1.6 to M24.
IS 6094-4: Standard for hexagon set screws with cup point from M1.6 to M24.
IS 6623: Standard for high strength structural nuts.
IS 6639: Standard for hexagon bolts for steel structures.
IS 6649: Standard for hardened and tempered washers for high strength structural bolts and nuts.
IS 6735: Standard for spring lock washers for screws with cylindrical heads.
IS 6760: Standard for slotted countersunk head wood screws.
IS 6761: Standard for hexagon socket countersunk head screws.
IS 7169: Standard for oval head self tapping screws.
IS 7170: Standard for flat head self tapping screws.
IS 7173: Standard for pan head self tapping screws.
IS 7795: Standard for hexagon nuts with collar from M8 to M36.
IS 8856: Standard for hexagon weld nuts from M3 to M16.