7 couplings for machines, namely - jaw type, pin type, bushing type, elastomeric and chain couplings, and coupling inserts for all of the foregoing; belts for machines, namely - V-belting, FHP, classical, ABCDE, 3V-5V-8V, 3L-4L-5L, baler, combine drive, variable speed, timing, multiple, transmission, conveyor, double section, HEX, round, detachable, wedge, agricultural, poly V, V ribbed, banded, open end, raw edge, cogged, notched, synchronous, industrial, oilfield, elevator, rough top belts, and automotive belts for motors and engines; guards for machines, namely - knife, combine, cutter, swather, windrower, mover, cast forged steel, and malleable guards; chain links connectors for machines; bearings for machines, namely - agricultural, discer, swather roller, trailer, general purpose ball, roller, spherical, taper roller, wheel, taper roller sets, standard, precision, bronze, hex bore, light, medium, heavy duty, needle, cam follower, greasable, sealed bearings, and bearings for land motor vehicle engines; bearing inserts for machines; bearing adapters for machines; locking collars for machines; pillow and flange block housing for machines, and pressed steel housing; mechanical seals, namely - shaft, industrial, agricultural, inch and metric seals and hub seals, O-rings, and O-ring cords; sprockets for machines, namely - idler type, roller chain, single, double and triple type, agricultural, weld-on, cast and extended pitch sprockets