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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
BBXINS-UC22064
4
7.0866
4.2520
1.5748
1.6535
2.5984
.6299
.4764
5/8-18
27426
20861
12.78
STANDARD-DUTY PILLOW BLOCKS
Ball Bearing Inserts
Set Screw Type
Ball Bearing Inserts
Locking Collar Type
Pillow Blocks
Set Screw Type
Pillow Blocks
Locking Collar Type
Mounting Blocks
Two-Bolt,
Set Screw Type
Mounting Blocks
Two-Bolt, Locking Collar Type
Mounting Blocks
Four-Bolt, Set Screw Type
Mounting Blocks
Four-Bolt, Locking Collar Type
Engineered Solutions for a World in Motion