Steel Hubless Spur Gears

Send Inquiry

Product Description

Spur gears with or without hub and racks are manufactured according to DIN 3962, DIN 3963, DIN 3967 regulations. The material used for gear power components is steel C45 according to UNI EN 10083-1 regulations.

If power transmission is carried out by gear coupling, module transmission must be used. Usually the module identifies the type of the gear and it is the ratio between pitch and p. Module changes according to the pitch. Here following the conversion table.

Pressure angle 20° Material C45E UNI EN 10083-1

Steel Hubless Spur Gears

Z	Mod. 1				Mod. 1,5				Mod. 2					Mod. 2,5
Z	De	Dp	d	D	De	Dp	d	D	De	Dp	d	D	cod.	De	Dp	d	D
60	62	60	-	12
65													CM 29065	167,5	162,5	-	20
70	72	70	-	12									CM 29070	180,0	175,0	-	20
72	74	72	-	12	111,0	108,0	-	20	148	144	-	20	CM 29072	185,0	180,0	-	20
75	77	75	-	12	115,5	112,5	-	20	154	150	-	20	CM 29075	192,5	187,5	-	20
76	78	76	-	12	117,0	114,0	-	20	156	152	-	20	CM 29076	195,0	190,0	-	20
80	82	80	-	12	123,0	120,0	-	20	164	160	-	20	CM 29080	205,0	200,0	-	25
85	87	85	-	12	130,5	127,5	-	20	174	170	-	20	CM 29085	217,5	212,5	-	25
90	92	90	-	12	138,0	135,0	-	20	184	180	-	20	CM 29090	230,0	225,0	-	25
95	97	95	-	12	145,5	142,5	-	20	194	190	-	20	CM 29095	242,5	237,5	-	25
100	102	100	-	12	153,0	150,0	-	20	204	200	-	20	CM 29100	255,0	250,0	-	25
110	112	110	-	12	168,0	165,0	-	20	224	220	-	20	CM 29110	280,0	275,0	-	25
114	116	114	-	12	174,0	171,0	-	20	232	228	-	20	CM 29114	290,0	285,0	-	25
120	122	120	-	12	183,0	180,0	-	20	244	240	-	20	CM 29120	305,0	300,0	-	25
127	129	127	-	12	193,5	190,5	-	20	258	254	-	20	CM 29127	322,5	317,5	-	25

Z	Mod. 3				Mod. 4				Mod. 5					Mod. 6
Z	De	Dp	d	D	De	Dp	d	D	De	Dp	d	D	cod.	De	Dp	d	D
30													CM 34030	192	180	-	25
32									170	160	-	25	CM 34032	204	192	-	25
35									185	175	-	25
38					160	152	-	25	200	190	-	30	CM 34038	240	220	-	25
40					168	160	-	25	210	200	-	30	CM 34040	252	240	-	25
45					188	180	-	25	235	225	-	30
48	150	144	-	25	200	192	-	25	250	240	-	30
50	156	150	-	25	208	200	-	25	260	250	-	30
52	162	156	-	25	216	208	-	25	270	260	-	30
55	171	165	-	25	228	220	-	25	285	275	-	30
57	177	171	-	25	236	228	-	25	295	285	-	30
58	180	174	-	25
60	186	180	-	25	248	240	-	25	310	300	-	30
65	201	195	-	25	268	260	-	25	335	325	-	30
70	216	210	-	25	288	280	-	25	360	350	-	30
72	222	216	-	25
75	231	225	-	25	308	300	-	25	385	375	-	30
76	234	228	-	25	312	304	-	25	390	380	-	30
80	246	240	-	25	328	320	-	25	410	400	-	30
85	261	255	-	25	348	340	-	25	435	425	-	30
90	276	270	-	25	368	360	-	25	460	450	-	30
95	291	285	-	25	388	380	-	25	485	475	-	30
100	306	300	-	25	408	400	-	25	510	500	-	30
110	336	330	-	25	448	440	-	25	560	550	-	30
114	348	342	-	30	464	456	-	25	580	570	-	30
120	366	360	-	30
127	387	381	-	30