Products Standard & Plastic Pillow Blocks Standard-Duty Ball Bearing Inserts, Set Screw Type, Inch

Standard-Duty Ball Bearing Inserts with Set Screw

INCH

Specs
Drawing

• Wide Inner Ring Bearing
• Lubrication Groove with Hole on Set Screw Side
• Additional Oil Hole on Opposite Side
• Antirotation Device

Catalog Number	Ø d Shaft	D	B	C	S	S1	G	h	N	Basic Load Rating lb. Dynamic	Basic Load Rating lb. Static	Weight lb.
BBXINS-UC2018S	1/2	1.5728	1.0787	.5512	.4528	.6260	.1654	.1378	#10-32	2416	1074	.28
BBXINS-UC20210S	5/8	1.5728	1.0787	.5512	.4528	.6260	.1654	.1378	#10-32	2416	1074	.26
BBXINS-UC20311S	11/16	1.5728	1.0787	.5512	.4528	.6260	.1654	.1378	#10-32	2416	1074	.24
BBXINS-UC20412	3/4	1.8540	1.2205	.6299	.5000	.7205	.1850	.1732	1/4-28	2827	1494	.40
BBXINS-UC20514	7/8	2.0472	1.3386	.6693	.5630	.7756	.2165	.1693	1/4-28	3147	1771	.51
BBXINS-UC20515	15/16	2.0472	1.3386	.6693	.5630	.7756	.2165	.1693	1/4-28	3147	1771	.48
BBXINS-UC20516	1	2.0472	1.3386	.6693	.5630	.7756	.2165	.1693	1/4-28	3147	1771	.44
BBXINS-UC20618	1-1/8	2.4409	1.5000	.7480	.6260	.8740	.2165	.1969	1/4-28	4383	2517	.75
BBXINS-UC20619	1-3/16	2.4409	1.5000	.7480	.6260	.8740	.2165	.1969	1/4-28	4383	2517	.68
BBXINS-UC20620	1-1/4	2.4409	1.5000	.7480	.6260	.8740	.2165	.1969	1/4-28	4383	2517	.66
BBXINS-UC20720	1-1/4	2.8346	1.6890	.7874	.6890	1.0000	.2559	.2283	5/16-24	5777	3416	1.16
BBXINS-UC20721	1-5/16	2.8346	1.6890	.7874	.6890	1.0000	.2559	.2283	5/16-24	5777	3416	1.12
BBXINS-UC20722	1-3/8	2.8346	1.6890	.7874	.6890	1.0000	.2559	.2283	5/16-24	5777	3416	1.05
BBXINS-UC20723	1-7/16	2.8346	1.6890	.7874	.6890	1.0000	.2559	.2283	5/16-24	5777	3416	.99
BBXINS-UC20824	1-1/2	3.1496	1.9370	.8268	.7480	1.1890	.3150	.2480	5/16-24	6654	4091	1.49
BBXINS-UC20825	1-9/16	3.1496	1.9370	.8268	.7480	1.1890	.3150	.2480	5/16-24	6654	4091	1.43
BBXINS-UC20926	1-5/8	3.3465	1.9370	.8661	.7480	1.1890	.3150	.2677	5/16-24	7159	4675	1.72
BBXINS-UC20927	1-11/16	3.3465	1.9370	.8661	.7480	1.1890	.3150	.2677	5/16-24	7159	4675	1.63
BBXINS-UC20928	1-3/4	3.3465	1.9370	.8661	.7480	1.1890	.3150	.2677	5/16-24	7159	4675	1.54
BBXINS-UC21030	1-7/8	3.5433	2.0315	.9055	.7480	1.2835	.3543	.2559	3/8-24	7890	5215	1.92
BBXINS-UC21031	1-15/16	3.5433	2.0315	.9055	.7480	1.2835	.3543	.2559	3/8-24	7890	5215	1.81
BBXINS-UC21032	2	3.5433	2.0315	.9055	.7480	1.2835	.3543	.2559	3/8-24	7890	5215	1.72
BBXINS-UC21132	2	3.9370	2.1890	.9843	.8740	1.3150	.3543	.2835	3/8-24	9790	6564	2.79
BBXINS-UC21134	2-1/8	3.9370	2.1890	.9843	.8740	1.3150	.3543	.2835	3/8-24	9790	6564	2.57
BBXINS-UC21135	2-3/16	3.9370	2.1890	.9843	.8740	1.3150	.3543	.2835	3/8-24	9790	6564	2.42
BBXINS-UC21236	2-1/4	4.3307	2.5630	1.0630	1.0000	1.5630	.4134	.3228	3/8-24	10745	7373	3.67
BBXINS-UC21238	2-3/8	4.3307	2.5630	1.0630	1.0000	1.5630	.4134	.3228	3/8-24	10745	7373	3.36
BBXINS-UC21239	2-7/16	4.3307	2.5630	1.0630	1.0000	1.5630	.4134	.3228	3/8-24	10745	7373	3.19
BBXINS-UC21340	2-1/2	4.7244	2.5630	1.1024	1.0000	1.5630	.4724	.3159	3/8-24	12858	8992	4.27
BBXINS-UC21444	2-3/4	4.9213	2.9370	1.1811	1.1890	1.7480	.4724	.3543	7/16-20	13668	10116	4.53
BBXINS-UC21547	2-15/16	5.1181	3.0630	1.1811	1.3110	1.7520	.4724	.3543	7/16-20	14836	11127	5.06
BBXINS-UC21548	3	5.1181	3.0630	1.1811	1.3110	1.7520	.4724	.3543	7/16-20	14836	11127	4.69
BBXINS-UC21752	3-1/4	5.9055	3.3740	1.3780	1.3425	2.0315	.5512	.4331	7/16-20	18703	14342	7.92
BBXINS-UC21856	3-1/2	6.2992	3.7795	1.4567	1.5630	2.2165	.5512	.4724	1/2-20	21558	16073	10.03