NTN - Ultra-class Bearing Units

G
2-120˚
d 4
d
r
d s
S 1
C
F
B
D
S
r
Ultra-Class
Type: insert bearing
Shaft Height: ball bearing
Mounting Method: set screw
UC
Nominal Dimensions mm inches Basic Load Rating Mass
Shaft Insert Bearing N lbf N lbf lb
Diam Number d D B C rs min. S S1 G ds d4 F dynamic Cr static Cor
1/2 A-UC201X-008D1 0.5000
40 27.4 15 0.6 11.5 15.9 4.2 24.4 3.8 9600 4600
1.5748 1.0787 0.5906 0.024 0.453 0.626 0.165 No.10-32UNF 0.9606 0.150 2160 1030
9
/16 A-UC202X-009D1 0.5625 40 27.4 15 0.6 11.5 15.9 4.2 24.4 3.8 9600 4600 0.44
5
/8 A-UC202X-010D1 0.6250 1.5748 1.0787 0.5906 0.024 0.453 0.626 0.165 No.10-32UNF 0.9606 0.150 2160 1030 0.42
11/16 A-UC203X-011D1 0.6875
3/4 A-UC204-012D1 0.7500
40 27.4 15 0.6 11.5 15.9 4.2 24.4 3.8 9600 4600
1.5748 1.0787 0.5906 0.024 0.453 0.626 0.165 No.10-32UNF 0.9606 0.150 2160 1030
47 31 17 1 12.7 18.3 4.5 29.6 4.7 12800 6650
1.8504 1.2205 0.6893 0.039 0.500 0.720 0.177 No.10-32UNF 1.1654 0.185 2890 1500
13
/16 A-UC205-013D1 0.8125 0.53
7
/8 A-UC205-014D1 0.8750 52 34.1 17 1 14.3 19.8 5 33.9 4.5 14000 7850 0.51
15
/16 A-UC205-015D1 0.9375 2.0472 1.3386 0.6893 0.039 0.563 0.780 0.197 No.10-32UNF 1.3346 0.177 3150 1770 0.46
1 A-UC205-100D1 1.0000 0.44
1 1 /16 A-UC206-101D1 1.0625 0.82
1 1 /8 A-UC206-102D1 1.1250 62 38.1 19 1 15.9 22.2 5 40.8 4.6 19500 11300 0.77
1 3 /16 A-UC206-103D1 1.1875 2.4409 1.5000 0.7480 0.039 0.626 0.874 0.197 1 /4-32UNF 1.6063 0.181 4400 2540 0.73
1 1 /4 A-UC206-104D1 1.2500 0.66
1 1 /4 A-UC207-104D1 1.2500 1.21
1 5 /16 A-UC207-105D1 1.3125 72 42.9 20 1.5 17.5 25.4 6 46.8 4.6 25700 15300 1.15
1 3 /8 A-UC207-106D1 1.3750 2.8346 1.6890 0.7874 0.059 0.689 1.000 0.236 1 /4-32UNF 1.8425 0.181 5750 3450 1.08
1 7 /16 A-UC207-107D1 1.4375 1.01
1 1 /2 A-UC208-108D1 1.5000 80 49.2 21 1.5 19 30.2 8 53 4.5 29100 17800 1.52
1 9 /16 A-UC208-109D1 1.5625 3.1496 1.9370 0.8268 0.059 0.748 1.189 0.315 5 /16-32UNF 2.0866 0.177 6550 4000 1.46
1 5 /8 A-UC209-110D1 1.6250
1.76
85 49.2 22 1.5 19 30.2 8 57.5 4.9 32500 20400
1 11 /16 A-UC209-111D1 1.6875
1.68
3.3465 1.9370 0.8661 0.059 0.748 1.189 0.315 5 /16-24UNF 2.2638 0.193 7350 4600
1 3 /4 A-UC209-112D1 1.7500 1.57
1 13 /16 A-UC210-113D1 1.8125 2.03
1 7 /8 A-UC210-114D1 1.8750 90 51.6 24 1.5 19 32.6 9 62.4 5.9 35000 23200 1.92
1 15 /16 A-UC210-115D1 1.9375 3.5433 2.0315 0.9449 0.059 0.748 1.283 0.354 5 /16-24UNF 2.4567 0.232 7900 5200 1.81
2 A-UC210-200D1 2.0000 1.69
For oil hole on the same side as the mounting, eliminate A- prefix.
0.46
0.39
0.39
NTN Ultra-Class 21