Technical Details Fixed combined bearings for “C” shape sections | Forme Srl

Technical Details Fixed combined bearings for “C” shape sections

Pag17

MATERIAL
External rings	STEEL UNI 17MnCr5/ DIN 17MnCr5/ WNr.1.3521 (CTRs 58÷60HRc)
Interior rings	STEEL UNI 100Cr6/ DIN 100Cr6/ WNr.1.3505 (TRs 60÷62 HRc)
Rolling bodies	STEEL UNI 100Cr6/ DIN 100Cr6/ WNr.1.3505 (TRs 61÷63 HRc)
Main pin	UNI Fe510.C/DIN St 52.3/ WNr. 1.0553
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DIMENSIONAL TOLERANCES, RADIAL CLEARANCE, LOAD CAPACITY

Processing tolerance

Precision class

Radial clearance

Load factors

On DIN 620.

P “O”.

On DIN 620.

Calculated on DIN – ISO 281/1/ DIN – ISO 76.

	Size										Load capacity				Weight KG	PROFILE-TYPE
TYPE 2 ZRS	d mm	D mm	H mm	B mm	G mm	L mm	F mm	T mm	R mm	α	C KN	C₀ KN	C_A KN	C_0A KN	Weight KG	PROFILE-TYPE
MR.000^*	30	52,5	33	17	5	27	6	40	15	15°	24	32	7	7	0,38	EC053
MR.021^*	30	62	37,5	20	8	30,5	7	42	20	20°	31	35,5	11	11,5	0,52	EC062 (2890)
MR.022	35	70,1	44	23	10,5	36	8	48	22	20°	45,5	51	14	13	0,80	EC070 (2867)
MR.023	40	77,7	48	23	10,5	36,5	11,5	54	24	20°	48	56,8	18	18	1,02	EC078 (2810)
MR.025	45	88,4	57	30	10,5	44	13	59	26	20°	68	72	23	23	1,61	EC089 (2811)
MR.027	60	107,7	69	31	20	55	14	71	34	20°	81	95	31	36	2,69	EC108 (2862)
MR.029	60	123	72,3	37	14	56	16,3	80	40	20°	110	132	43	50	3,8	EC123 – FI123-FC123-ET123 (2891)
MR.030	60	149	78,5	45	8	58,5	20	103	50	15°	151	192	68	71	6,65	EC149 – FI149 – FC149 (2757)
MR.191	60	149	86	45	16,5	67	19	107	50	15°	151	192	68	71	7,40	EC149 – FI149 – FC149 (2757)
^*Not greaseable bearings