PTI Bearing Catalog - Norfolkbearings.com

Flexible Shaft CouplingsRC
HRC Series Jaw Type
Taper Bushed and Bored to Size
Metric and Inch Bores
C F J
A
E
B
D
G
Ordering Note:
Specify 2 hubs (F or H Style), a rubber element
and 2 bushings (inch or metric).
Bored to size requires no bushings.
F - Hubs allow the TL Bushing to be installed from the shaft-end.
H - Hubs allow the TL Bushing to be installed from the hub side.
Taper Bushed
Coupling
Size
Element
Part No.
F-Hub
Part No.
H-Hub
Part No.
Bush
Size
Max
Bore(in)
Max
Bore(mm)
Dimensions (mm)
A B C D E F G J
7 HRC7E HRC7F HRC7H 1008 1 25 69 60 20 24 31 25 18 29 1.0
9 HRC9E HRC9F HRC9H 1108 1-1/8 28 85 70 20 24 32 31 23 29 1.7
11 HRC11E HRC11F HRC11H 1610 1-5/8 42 112 100 19 27 45 45 29 38 4.2
13 HRC13E HRC13F HRC13H 1610 1-5/8 42 130 105 18 27 50 53 36 38 5.5
15 HRC15E HRC15F HRC15H 2012 2 50 150 115 24 34 62 60 40 42 7.1
18 HRC18E HRC18F* HRC18H* 2517 2-1/2 60 180 125 35 47 77 73 49 48 15.0
23 HRC23E HRC23F HRC23H 3020 3 75 225 155 40 53 99 86 60 55 26.0
28 HRC28E HRC28F HRC28H 3020 4 90 275 206 51 67 119 106 75 67 50.0
Note: See chart on next page for stock metric and inch shaft sizes. * Hubs require 2517 Bushing with BSW Threads
** Complete coupling weight.
Wt.**
kg
Bored to Size
Coupling
Size
Element
Part No.
Hub
Part No.
Max
Bore(in)
Max
Bore(mm)
Dimensions (mm)
A B C D E F G
7 HRC7E HRC7B 1-1/4 32 69 55 21 25 31 25 18 1.1
9 HRC9E HRC9B 1-1/2 38 85 60 30 34 32 31 23 1.7
11 HRC11E HRC11B 1-7/8 48 112 80 36 44 45 45 29 5.0
13 HRC13E HRC13B 2-3/8 55 130 90 41 50 50 53 36 6.3
15 HRC15E HRC15B 2-1/2 65 150 104 47 58 62 60 40 9.5
18 HRC18E HRC18B 3 75 180 120 55 68 77 73 49 16.6
23 HRC23E HRC23B 3-3/4 95 225 150 71 85 99 86 60 28.0
28 HRC28E HRC28B 5 130 275 206 90 106 119 106 75 63.0
Note: ** Complete coupling weight.
Wt.**
kg
P.T. International Corp. 432