The accuracy of the PRG square linear bearing can be classified into four degrees: high (H), precision (P), super precision (SP), and ultra precision (UP). Customers may choose the class by referencing the accuracy requirements of the applied equipment.

Model	PRGH30CA
Width of block	W=40mm
Length of block	L=109.8mm
Length of linear rail	Can be customized(L1)
Size	WR=30mm
Distance between bolt holes	C=40mm
Height of block	H=39mm
Weight of block	0.9kg
Bolt hole size	M8*25
Bolting method	mounting from bottom
Precision level	C、H、P、SP、UP

Note: It is necessary to provide us the above data when you purchasing

Square Linear Rail

Complete dimensions for all size see below table or download our catalog:

Model	Dimensions of Assembly (mm)			Block size (mm)											Dimensions of Rail (mm)							Mounting bolt size for rail	Basic dynamic load rating	Basic static load rating	Allowable static rated moment			weight
																									MR	MP	MY	Block	Rail
	H	H₁	N	W	B	B₁	C	L₁	L	G	Mxl	T	H₂	H₃	W_R	H_R	D	h	d	P	E	mm	C (kN)	C₀(kN)	kN-m	kN-m	kN-m	kg	Kg/m
PRGH15CA	28	4.3	9.5	34	26	4	26	39.4	61.4	5.3	M4*5	6	8.5	9.5	15	15	7.5	5.3	4.5	60	20	M4*16	11.38	16.97	0.12	0.1	0.1	0.18	1.45
PRGH20CA	30	4.6	12	44	32	6	36	50.5	77.5	12	M5*6	8	6	7	20	17.5	9.5	8.5	6	60	20	M5*16	17.75	27.76	0.27	0.2	0.2	0.3	2.21
PRGH20HA							50	65.2	92.2														21.18	35.9	0.35	0.35	0.35	0.39
PRGH25CA	40	5.5	12.5	48	35	6.5	35	58	84	12	M6*8	8	10	13	23	22	11	9	7	60	20	M6*20	26.48	36.49	0.42	0.33	0.33	0.51	3.21
PRGH25HA							50	78.6	104.6														32.75	49.44	0.56	0.57	0.57	0.69
PRGH30CA	45	6	16	60	40	10	40	70	97.4	12	M8*10	8.5	9.5	13.8	28	26	14	12	9	80	20	M8*25	38.74	52.19	0.66	0.53	0.53	0.88	4.47
PRGH30HA							60	93	120.4														47.27	69.16	0.88	0.92	0.92	1.16
PRGH35CA	55	7.5	18	70	50	10	50	80	112.4	12	M8*12	10.2	16	19.6	34	29	14	12	9	80	20	M8*25	49.52	69.16	1.16	0.81	0.81	1.45	6.3
PRGH35HA							72	105.8	138.2														60.21	91.63	1.54	1.4	1.4	1.92
PRGH45CA	70	9.5	20.5	86	60	13	60	97	139.4	12.9	M10*17	16	18.5	30.5	45	38	20	17	14	105	22.5	M12*35	77.57	102.71	1.98	1.55	1.55	2.73	10.41
PRGH45HA							80	128.8	171.2														94.54	136.46	2.63	2.68	2.68	3.61
PRGH55CA	80	13	23.5	100	75	12.5	75	117.7	166.7	12.9	M12*18	17.5	22	29	53	44	23	20	16	120	30	M14*45	114.44	148.33	3.69	2.64	2.64	4.17	15.08
PRGH55HA							95	155.8	204.8														139.35	196.2	4.88	4.57	4.57	5.49
PRGH65CA	90	15	31.5	126	76	25	70	144.2	200.2	12.9	M16*20	25	15	15	63	53	26	22	18	150	35	M16*50	163.63	215.33	6.65	4.27	4.27	7	21.18
PRGH65HA							120	203.6	259.6														208.36	303.13	9.38	7.38	7.38	9.82

Square linear rail with long service life PRGH30CA

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Square Linear Rail

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