Inner Frictional Connections IS

Type IS4 for high torque transmission

Locking Units IS 4 are suitable for:
Shaft diameters from 30 to 600 mm.
Transmissible torques from 0.9 to 1.266 kNm.

Further information and product data can be obtained from our PDF catalogue, which you can download here.

Here you can download our electronical catalogue, which also supports some useful calculations.

To find CAD models please click the Traceparts logo:

Available Locking Units (other sizes on request):

Description	Capacity data					Main Dimensions
Type d x D	Mt [kNm]	Pax [kN]	Pw [N/mm²]	Pn [N/mm²]	Weight [kg]	L1 [mm]	L2 [mm]	L3 [mm]	L4 [mm]
4 30 x 55	0,9	60	132	85	0,5	40	17	46	52
IS 4 35 x 60	1,2	71	135	93	0,6	40	17	46	52
IS 4 40 x 65	1,5	75	125	90	0,6	40	17	46	52
IS 4 45 x 75	2,5	111	136	98	1,1	48	20	56	64
IS 4 50 x 80	3,0	120	133	100	1,1	48	20	56	64
IS 4 55 x 85	3,8	138	139	108	1,2	48	20	56	64
IS 4 60 x 90	4,3	143	132	106	1,3	48	20	56	64
IS 4 65 x 95	5,3	163	139	114	1,4	48	20	56	64
IS 4 70 x 110	7,6	217	142	109	2,6	58	24	68	78
IS 4 75 x 115	8,2	219	133	105	2,7	58	24	68	78
IS 4 80 x 120	8,7	217	124	100	2,8	58	24	68	78
IS 4 85 x 125	10,4	245	132	108	3,0	58	24	68	78
IS 4 90 x 130	12	272	138	116	3,1	58	24	68	78
IS 4 95 x 135	13	271	131	111	3,3	58	24	68	78
IS 4 100 x 145	16	317	127	104	4,5	66	28	76	88
IS 4 110 x 155	19	340	124	104	4,8	66	28	76	88
IS 4 120 x 165	23	377	126	108	5,2	66	28	76	88
IS 4 130 x 180	29	453	122	101	7,2	76	33	86	98
IS 4 140 x 190	32	453	113	96	7,7	76	33	86	98
IS 4 150 x 200	40	528	123	106	8,2	76	33	86	98
IS 4 160 x 210	45	566	123	108	8,6	76	33	86	98
IS 4 170 x 225	53	622	113	96	12	86	38	98	112
IS 4 180 x 235	65	726	124	108	12	86	38	98	112
IS 4 190 x 250	79	829	114	96	17	102	46	114	128

Description	Capacity data					Main Dimensions
Type d x D	Mt [kNm]	Pax [kN]	Pw [N/mm²]	Pn [N/mm²]	Weight [kg]	L1 [mm]	L2 [mm]	L3 [mm]	L4 [mm]
IS 4 200 x 260	93	933	121	128	17	102	46	114	128
IS 4 220 x 285	126	1141	125	106	22	110	50	122	138
IS 4 240 x 305	137	1141	115	99	24	110	50	122	138
IS 4 260 x 325	167	1284	119	105	26	110	50	122	138
IS 4 280 x 355	219	1562	114	97	38	130	60	146	164
IS 4 300 x 375	260	1735	118	102	40	130	60	146	164
IS 4 320 x 405	357	2230	120	101	58	154	72	170	190
IS 4 340 x 425	379	2230	113	97	62	154	72	170	190
IS 4 360 x 455	501	2784	115	97	85	178	84	198	220
IS 4 380 x 475	555	2923	115	97	89	178	84	198	220
IS 4 400 x 495	585	2923	109	93	93	178	84	198	220
IS 4 420 x 515	658	3132	111	96	97	178	84	198	220
IS 4 440 x 545	796	3616	108	92	128	202	96	226	250
IS 4 460 x 565	832	3616	103	88	134	202	96	226	250
IS 4 480 x 585	868	3616	99	85	139	202	96	226	250
IS 4 500 x 605	984	3938	103	90	144	202	96	226	250
IS 4 520 x 630	1024	3938	99	86	157	202	96	226	250
IS 4 540 x 650	1063	3938	96	84	162	202	96	226	250
IS 4 560 x 670	1181	4219	99	87	168	202	96	226	250
IS 4 580 x 690	1224	4219	96	84	173	202	96	226	250
IS 4 600 x 710	1266	4219	92	82	179	202	96	226	250