OTT WORM WHEELS

Element parts

OTT's original ultra-precision worm wheels for ultra-high speed rotation and fine feed.
OTT's original ultra-precision worm wheels.

Method

(data) item	unit	5393SSR	2629 SR	7803SSR	2959SSR	2631SR	4877SSR	1918	2999SSR	2935SSR	2632P	5973SSR	2636SSR	2633 SR	2958SSR	2870SR	0905SSR	0695
Total worm length G	mm	136	176	230	256	256	251	256	256	340	340	340	360	360	518	518	650	690
Worm tooth outer diameter d2	mm	28.8	33.8	32	57.8	56.9	47.4	62.5	62.5	55	53.6	58	68.7	67.1	94	94	114	98
Maximum worm diameter d1	mm	28.8	33.8	32	5738	56.8	47.4	62.5	62.5	59.5	59.5	58	69.5	69.5	94	94	114	98
Wheel width b	mm	33	25	16	50	50	27	50	40	59	59	59	53	53	73	73	83	73
Wheel bore diameter E	mm	50	35	146	140	140	140	140	140	220	220	220	276.5	276.5	417	417	565	650
WHEEL O.D. D	mm	77	95.4	176	199.4	201.1	214	203.1	203.1	296	299.2	-.	344.9	346.9	523	527	704	808
Number of lead strips	mm	1	1	1	1	2	2	12	6	1	2	3	1	2	1	2	1	1
Wheel tooth number	mm	60	60	150	180	120	120	72	72	180	120	108	180	120	180	120	180	180
Reduction raEDUCTION RATIO 1/X		60	60	150	180	60	60	6	12	180	60	36	180	60	180	60	180	180
Distance between shafts A	mm	50	60	100	125	125	125	125	125	170	170	170	200	200	298	298	395	437
Mnemonic name		PRC 0.5( 1/ 60) - 01	PRC 1( 1/ 60) - 02	PRC 1.5( 1/ 150) - 01	PRC 2( 1/ 180) - 01	PRC 2( 1/ 120) - 01	PRC 2( 1/ 120) - 02	PRC 2( 12/ 72) - 01	PRC 2( 6/ 72) - 02	PRC 3( 1/ 180) - 01	PRC 3( 2/ 120) - 02	PRC 3( 3/ 108) - 01	PRC 4( 1/ 180) - 01	PRC 4( 2/ 120) - 01	PRC 6( 1/ 180) - 01	PRC 6( 2/ 120) - 01	PRC 8( 1/ 180) - 01	PRC 10( 1/ 180) - 01