UCFA 200 Series Pillow Block Bearing

UCFA bearing units designed for precision and durability in industrial applications. Features a compact housing design ideal for limited mounting spaces.

Material Specifications

Housing Options: Grey cast iron, Cast steel, Ductile iron.

Rolling Bearing: High-quality bearing steel.

* Contact us for specific material requirements.

Packaging Details

Commercial packing: 1pc/plastic bag + color box + carton + wood pallets
Customized packing available as per customer requirements

Technical Specifications

Comprehensive dimensional data for UCFA Series Bearing Units

Unit No.	d (mm/in)	a (mm/in)	e (mm/in)	i (mm/in)	g (mm/in)	I (mm/in)	S (mm/in)	b (mm/in)	Z (mm/in)	f (mm/in)	C (mm/in)	B (mm/in)	n (mm/in)	Bolt Size (mm/in)	Bearing No.	Housing No.	Weight (kg)
UCFA201	12	98	78	15	12	25.5	10	60	33.3	40	50	31	12.7	M8	UC201	FA201	0.46
UCFA201-8	1/2	3-55/64	3-5/64	19/32	15/32	1	25/64	2-3/8	1-5/16	1-37/64	1-31/32	1.2205	0.500	5/16	UC201-8	FA201	0.45
UCFA202	15	3-55/64	3-5/64	19/32	15/32	1	25/64	2-3/8	1-5/16	1-37/64	1-31/32	1.2205	0.500	5/16	UC202	FA202	0.45
UCFA202-9	9/16	3-55/64	3-5/64	19/32	15/32	1	25/64	2-3/8	1-5/16	1-37/64	1-31/32	1.2205	0.500	5/16	UC202-9	FA202	0.45
UCFA202-10	5/8	3-55/64	3-5/64	19/32	15/32	1	25/64	2-3/8	1-5/16	1-37/64	1-31/32	1.2205	0.500	5/16	UC202-10	FA202	0.45
UCFA203	17	3-55/64	3-5/64	19/32	15/32	1	25/64	2-3/8	1-5/16	1-37/64	1-31/32	1.2205	0.500	5/16	UC203	FA203	0.44
UCFA203-11	11/16	3-55/64	3-5/64	19/32	15/32	1	25/64	2-3/8	1-5/16	1-37/64	1-31/32	1.2205	0.500	5/16	UC203-11	FA203	0.43
UCFA204	20	3-55/64	3-5/64	19/32	15/32	1	25/64	2-3/8	1-5/16	1-37/64	1-31/32	1.2205	0.500	5/16	UC204	FA204	0.42
UCFA204-12	3/4	3-55/64	3-5/64	19/32	15/32	1	25/64	2-3/8	1-5/16	1-37/64	1-31/32	1.2205	0.500	5/16	UC204-12	FA204	0.42
UCFA205	25	124	98	16	14	27	13	70	35.8	51	65	34.1	14.3	M10	UC205	FA205	0.65
UCFA205-13	13/16	4-7/8	3-55/64	5/8	35/64	1-1/16	33/64	2-3/4	1-13/32	2-1/64	2-9/16	1.3425	0.563	3/8	UC205-13	FA205	0.68
UCFA205-14	7/8	4-7/8	3-55/64	5/8	35/64	1-1/16	33/64	2-3/4	1-13/32	2-1/64	2-9/16	1.3425	0.563	3/8	UC205-14	FA205	0.67
UCFA205-15	15/16	4-7/8	3-55/64	5/8	35/64	1-1/16	33/64	2-3/4	1-13/32	2-1/64	2-9/16	1.3425	0.563	3/8	UC205-15	FA205	0.65
UCFA205-16	1	4-7/8	3-55/64	5/8	35/64	1-1/16	33/64	2-3/4	1-13/32	2-1/64	2-9/16	1.3425	0.563	3/8	UC205-16	FA205	0.64
UCFA206	30	141	115	18	14	31	13	83	40.2	58	72	38.1	15.9	M10	UC206	FA206	0.95
UCFA206-17	1-1/16	5-35/64	4-17/32	45/64	35/64	1-7/32	33/64	3-17/64	1-19/32	2-9/32	2-27/32	1.5000	0.626	3/8	UC206-17	FA206	0.98
UCFA206-18	1-1/8	5-35/64	4-17/32	45/64	35/64	1-7/32	33/64	3-17/64	1-19/32	2-9/32	2-27/32	1.5000	0.626	3/8	UC206-18	FA206	0.97
UCFA206-19	1-3/16	5-35/64	4-17/32	45/64	35/64	1-7/32	33/64	3-17/64	1-19/32	2-9/32	2-27/32	1.5000	0.626	3/8	UC206-19	FA206	0.95
UCFA206-20	1-1/4	5-35/64	4-17/32	45/64	35/64	1-7/32	33/64	3-17/64	1-19/32	2-9/32	2-27/32	1.5000	0.626	3/8	UC206-20	FA206	0.94
UCFA207	35	155	128	19	16	34	15	96	44.4	66	82	42.9	17.5	M12	UC207	FA207	1.33
UCFA207-20	1-1/4	6-7/64	5-3/64	3/4	5/8	1-11/32	19/32	3-25/32	1-3/4	2-19/32	3-15/64	1.6890	0.689	7/16	UC207-20	FA207	1.4
UCFA207-21	1-5/16	6-7/64	5-3/64	3/4	5/8	1-11/32	19/32	3-25/32	1-3/4	2-19/32	3-15/64	1.6890	0.689	7/16	UC207-21	FA207	1.37
UCFA207-22	1-3/8	6-7/64	5-3/64	3/4	5/8	1-11/32	19/32	3-25/32	1-3/4	2-19/32	3-15/64	1.6890	0.689	7/16	UC207-22	FA207	1.34
UCFA207-23	1-7/16	6-7/64	5-3/64	3/4	5/8	1-11/32	19/32	3-25/32	1-3/4	2-19/32	3-15/64	1.6890	0.689	7/16	UC207-23	FA207	1.31
UCFA208	40	171	142	21	16	38	15	105	51.2	71	87	49.2	19	M12	UC208	FA208	1.73
UCFA208-24	1-1/2	47/64	5-19/32	53/64	5/8	1-1/2	19/32	4-9/64	2-1/64	2-51/64	3-27/64	1.9370	0.748	7/16	UC208-24	FA208	1.77
UCFA208-25	1-9/16	47/64	5-19/32	53/64	5/8	1-1/2	19/32	4-9/64	2-1/64	2-51/64	3-27/64	1.9370	0.748	7/16	UC208-25	FA208	1.74
UCFA209	45	179	146	22	18	40	17	111	52.2	72	90	49.2	19	M14	UC209	FA209	1.98
UCFA209-26	1-5/8	7-3/64	5-3/4	55/64	45/64	1-37/64	43/64	4-3/8	2-1/16	2-53/64	3-35/64	1.9370	0.748	1/2	UC209-26	FA209	2.08
UCFA209-27	1-11/16	7-3/64	5-3/4	55/64	45/64	1-37/64	43/64	4-3/8	2-1/16	2-53/64	3-35/64	1.9370	0.748	1/2	UC209-27	FA209	2.04
UCFA209-28	1-3/4	7-3/64	5-3/4	55/64	45/64	1-37/64	43/64	4-3/8	2-1/16	2-53/64	3-35/64	1.9370	0.748	1/2	UC209-28	FA209	2
UCFA210	50	189	155	22	18	40	17	116	54.6	76	94	51.6	19	M14	UC210	FA210	2.12
UCFA210-29	1-13/16	7-7/16	6-7/64	55/64	45/64	1-37/64	43/64	4-9/16	2-5/32	3	3-45/64	2.0315	0.748	1/2	UC210-29	FA210	2.24
UCFA210-30	1-7/8	7-7/16	6-7/64	55/64	45/64	1-37/64	43/64	4-9/16	2-5/32	3	3-45/64	2.0315	0.748	1/2	UC210-30	FA210	2.19
UCFA210-31	1-15/16	7-7/16	6-7/64	55/64	45/64	1-37/64	43/64	4-9/16	2-5/32	3	3-45/64	2.0315	0.748	1/2	UC210-31	FA210	2.14
UCFA210-32	2	7-7/16	6-7/64	55/64	45/64	1-37/64	43/64	4-9/16	2-5/32	3	3-45/64	2.0315	0.748	1/2	UC210-32	FA210	2.1
UCFA211	55	216	182	25	20	44	17	133	58.4	86	104	55.6	22.2	M14	UC211	FA211	3.11
UCFA211-32	2	8-1/2	7-11/64	63/64	25/32	1-47/64	43/64	5-51/64	2-5/16	3-25/64	4-3/32	2.1890	0.874	1/2	UC211-32	FA211	3.26
UCFA211-33	2-1/16	8-1/2	7-11/64	63/64	25/32	1-47/64	43/64	5-51/64	2-5/16	3-25/64	4-3/32	2.1890	0.874	1/2	UC211-33	FA211	3.2
UCFA211-34	2-1/8	8-1/2	7-11/64	63/64	25/32	1-47/64	43/64	5-51/64	2-5/16	3-25/64	4-3/32	2.1890	0.874	1/2	UC211-34	FA211	3.16
UCFA211-35	2-3/16	8-1/2	7-11/64	63/64	25/32	1-47/64	43/64	5-51/64	2-5/16	3-25/64	4-3/32	2.1890	0.874	1/2	UC211-35	FA211	3.09
UCFA212	60	240	202	29	20	48	19	140	68.7	100	118	65.1	25.4	M16	UC212	FA212	3.76
UCFA212-36	2-1/4	9-29/64	7-61/64	1-9/64	25/32	1-7/8	3/4	5-1/2	2-23/32	3-15/16	4-41/64	2.5630	1.000	5/8	UC212-36	FA212	3.89
UCFA212-37	2-5/16	9-29/64	7-61/64	1-9/64	25/32	1-7/8	3/4	5-1/2	2-23/32	3-15/16	4-41/64	2.5630	1.000	5/8	UC212-37	FA212	3.81
UCFA212-38	2-3/8	9-29/64	7-61/64	1-9/64	25/32	1-7/8	3/4	5-1/2	2-23/32	3-15/16	4-41/64	2.5630	1.000	5/8	UC212-38	FA212	3.74
UCFA212-39	2-7/16	9-29/64	7-61/64	1-9/64	25/32	1-7/8	3/4	5-1/2	2-23/32	3-15/16	4-41/64	2.5630	1.000	5/8	UC212-39	FA212	3.67
UCFA213	65	250	210	30	20	50	19	155	69.7	102	122	65.1	25.4	M16	UC213	FA213	4.7
UCFA213-40	2-1/2	9-27/32	8-17/64	1-3/16	25/32	1-31/32	3/4	6-3/32	2-3/4	4-1/64	4-51/64	2.5630	1.000	5/8	UC213-40	FA213	4.79
UCFA213-41	2-9/16	9-27/32	8-17/64	1-3/16	25/32	1-31/32	3/4	6-3/32	2-3/4	4-1/64	4-51/64	2.5630	1.000	5/8	UC213-41	FA213	4.7

Key Features & Applications

The design of the deformed rhombus housing: The bearing housing is in the shape of a deformed rhombus. This shape not only provides stable support but also facilitates installation and fixation, better adapting to different installation environments and working conditions. It can also effectively disperse stress, enhancing the strength and stability of the bearing housing.

Good self-aligning performance: The outer spherical surface fits with the inner hole of the spherical surface of the bearing housing, allowing for automatic self-aligning. It can compensate for the shaft center deviation caused by shaft deflection, eccentricity, etc., ensuring uniform force on the bearing and extending its service life. It is suitable for components where the support housing hole cannot guarantee strict coaxiality.

Strong load-bearing capacity: By combining the structural advantages of spherical plain bearings and the supporting effect of deformed rhombic seats, ucfa bearings can withstand certain combined radial and axial loads, and exhibit good load-bearing performance in some light to medium load conditions.

Easy to install and use: The overall structure is compact. It can be directly installed on the main body of the mechanical device with just a few bolts, without the need for complex installation steps or additional lubrication and sealing device installation operations. This can significantly reduce installation working hours and improve installation efficiency.