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Lovejoy catalog number 68514426045 is a C226 cushion jaw coupling hub with a 2-1/8" bore and a 1/2 x 1/4" keyway. This hub is designed for use with C-Type medium-duty cushion jaw couplings, which utilize sets of six elastomeric load cushions for high torque and shock-load capacity. It is compatible with C226 cushion sets in materials like SXB (NBR) and SXH (Hytrel). The hub is part of the Lovejoy, a Timken Company, power transmission product line.
MODEL 68514426045
$307.66 Each
Prices are subject to change
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Returnable:No
OD
5.150 in
- A complete C Type coupling is comprised of two standard C Type hubs, one cushion set, and one collar with hardware.
Specifications
| Description | C226 HUB 2-1/8 1/2X1/4 KW |
|---|---|
| Hub Style | 3 |
| Coupling Type | Jaw |
| Material | Cast Iron |
| Color | Gray/Metallic |
| # of Jaws | 3 |
| Elastomeric Member | SOX (NBR) Rubber |
| Weight | 9.75 lb |
| Weight (Complete Coupling w/ Max. Bores) | 29.00 lb |
| Weight (Complete Coupling w/ Min. Bores) | 22.00 lb |
Dimensional Data
| Bore Size | 2 1/8 in |
|---|---|
| Coupling | C226 |
| Thread (Dimension T) | 1/2-13 |
| Keyway Size (W x D) | 1/2 x 1/4 in |
| Length thru Bore | 2.750 in69.85 mm |
| Outside Diameter | 5.150 in130.81 mm |
| Min. Bore (Dimensions ID1/ID2) | 0.875 in22.00 mm |
| Max. Bore (Dimensions ID1/ID2) | 2.500 in64.00 mm |
| Overall Length of Hub | 4.250 in107.95 mm |
| Dimension CD | 5.500 in139.70 mm |
| Dimension CL | 0.120 in3.05 mm |
| Dimension G | 1.500 in38.10 mm |
| Dimension HD | 4.120 in104.65 mm |
| Dimension SL | 1.380 in35.05 mm |
| Cubic inches | 112.72063 in³ |
Performance Data
| Nominal Torque | 2988.00 in·lb |
|---|---|
| Max. Speed | 4800.00 rpm |
| Moment of Inertia WR 2 | 74.000 lb·in² |
| Rated HP at 100 rpm | 4.70 hp |
| Rated HP at 1,200 rpm | 56.40 hp |
| Rated HP at 1,800 rpm | 85.00 hp |
| Rated HP at 3,600 rpm | 169.20 hp |
Spider Performance
- Nitrile Butadiene (Buna N) Rubber is a flexible elastomer material that is oil resistant, resembles natural rubber in resilience and elasticity and operates effectively in temperature range of -40° to 212° F (-40° to 100° C). Good resistance to oil. Standard elastomer. (Also applies to SXB Cushions. )
Features
- Greater torque and bore capacity than the L-Line series jaw coupling
- Elastomeric cushions are radially removable
- Cushions available in SXB rubber and Hytrel
Notes
- Jaw coupling hubs are standard with one set screw, for two set screws see RRS & RRC sections.
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