Home>Products>SEALMASTER Bearing>1.969 Inch | 50 Millimeter x 2.188 Inch | 55.575 Millimeter x 2.5 Inch | 63.5 Millimeter SEALMASTER MFP-310 Pillow Block Bearings
SEALMASTER MFP-310 MODELS
Need a CAD or 3D Model?
1.969 Inch | 50 Millimeter x 2.188 Inch | 55.575 Millimeter x 2.5 Inch | 63.5 Millimeter SEALMASTER MFP-310 Pillow Block Bearings
category
SEALMASTER Bearing
SEALMASTER MFP-310 SPECIFICATIONS
Offer High Quality Brand 4.762500 mm do - Ball Diameter 1.969 Inch | 50 Millimeter x 2.188 Inch | 55.575 Millimeter x 2.5 Inch | 63.5 Millimeter SEALMASTER MFP-310 Pillow Block Bearings .Contact Us Online 1.969 Inch | 50 Millimeter x 2.188 Inch | 55.575 Millimeter x 2.5 Inch | 63.5 Millimeter to Get Foshan Hongli Weiye Electromechanical Hardware Co., Ltd. Best Quote.
- SEALMASTER
MFP-310
- Negotiation
- Negotiation
- YUKEN Piston Pump Ltd.2020-07-10 09:46:19
Welcome to my shop! Glad to serve you! Please send your question!
MFP-310 Code system
- 1.25 in
- 14 Tooth Splined
- 3525VQ
- 1.9375 in
- Double
- Buna-N
- 2500
- 1.04 in
- SAE C, 2 Bolt
- Single Shaft Seal
- 6
- 2500
- 2500
- N/A
- 21 gal/min @ 1200 rpm, 31.5 gal/min @ 1800 rpm
- 1.248 in
- 1.247 in
- N/A
- N/A
- N/A
- 30 gal/min @ 1200 rpm, 45 gal/min @ 1800 rpm
- 3525VQ30A21-11DC20-LH
- 3000
- 3000
- 31.5
- 45
- w/o Integral Valves
- Outlet 45° CW from Inlet
- Outlet 90° CW from Inlet
- 1 in Flange
- 1 1/4 in Flange
- 4.1
SEALMASTER MFP-310 SEALMASTER Codes and sizes
Cross reference 1.969 Inch | 50 Millimeter x 2.188 Inch | 55.575 Millimeter x 2.5 Inch | 63.5 Millimeter SEALMASTER MFP-310 Pillow Block Bearings | |||||||||
---|---|---|---|---|---|---|---|---|---|
No. | Brand | d | D | B | C | S | F | B1 | C0 |
Z-561310.04.DRGL | FAG | 220 mm | 539,75 mm | 180 mm | 180 mm | - | - | 192,7 mm | - |
YSA 210-2FK + H 2310 | SKF | 45 mm | 90 mm | 37 mm | 22 mm | - | - | - | - |
YSA 210-2FK + HA 2310 | SKF | 42.862 mm | 90 mm | 37 mm | 22 mm | - | - | - | - |
YSA 210-2FK + HE 2310 | SKF | 44.45 mm | 90 mm | 37 mm | 22 mm | - | - | - | - |
YH-1310 | NSK | 20,638 | 28,575 mm | - | 21,3 kN | - | - | - | - |
YM081310AM | KOYO | 8 | 13 mm | - | 6.6 kN | - | - | - | - |
YSA210-2FK+HS2310 | SKF | 41,275 mm | 90 mm | 37 mm | 35,1 kN | - | - | 55 mm | 23,2 kN |
ZSL192310 | NBS | 50 mm | 110 mm | 40 mm | 219 kN | 3 mm | 60,72 mm | - | 202 kN |
Z-531033.04.DRGL | FAG | 200 mm | 520 mm | 160 mm | 180 mm | - | - | 241,3 mm | - |
Z-531040.04.DRGL | FAG | 240 mm | 620 mm | 200 mm | 200 mm | - | - | 279,4 mm | - |
11310 | Loyal | 50 mm | 110 mm | - | 43,4 kN | - | - | 62 mm | 14,1 kN |
2.938 Inch | 74.625 Millimeter x 3.875 Inch | 98.425 Millimeter x 3.25 Inch | 82.55 Millimeter SEALMASTER USRBF5000E-215-C Pillow Block Bearings | Major Diameter [Max:76.0 LB; Pump Series:Flange Mount; Mounting:Left Hand (CCW); Shaft Type:3525VQ30A21-11DC20-LH; Minor Diameter [Min:3; GPM @ 1,800 rpm, Cover End:Flange; GPM @ 1,800 rpm, Shaft End:N/A; Cover End Pressure [Max:Standard Pilot; Shaft End Flow @ RPM:1.25 in; Pressure Port Size, Shaft End:14 Tooth Splined; Pump Series:3525VQ; Shaft Length:1.9375 in; Configuration:Double; Seal Material:Buna-N; Max. RPM [Max:2500; Minor Diameter:1.04 in; Mounting Flange:SAE C, 2 Bolt; Shaft Seal Type:Single Shaft Seal; Spline Description:12/24; Cover End RPM [Max:2500; Shaft End RPM [Max:2500; Controlled Flow Rate:N/A; Cover End Flow @ RPM:21 gal/min @ 1200 rpm, 31.5 gal/min @ 1800 rpm; Major Diameter [Max:1.248 in; Major Diameter [Min:1.247 in; Minor Diameter [Max:N/A; Minor Diameter [Min:N/A; Relief Valve Setting:N/A; Shaft End Flow @ RPM:30 gal/min @ 1200 rpm, 45 gal/min @ 1800 rpm; Manufacturer Part No.:3525VQ30A21-11DC20-LH; Cover End Pressure [Max:3000; Shaft End Pressure [Max:3000; GPM @ 1,800 rpm, Cover End:31.5; GPM @ 1,800 rpm, Shaft End:45; Integral Valve Configuration:w/o Integral Valves; Port Orientation - Cover End:Outlet 45° CW from Inlet; Port Orientation - Shaft End:Outlet 90° CW from Inlet; Pressure Port Size, Cover End:1 in Flange; Pressure Port Size, Shaft End:1 1/4 in Flange; Displacement Cover End (cu in/revolution):4.1; Displacement Shaft End (cu in/revolution):6; |
SEALMASTER SF-204C Flange Block Bearings | Port Type:76.0 LB; Pressure Port Size, Cover End:Flange Mount; Shaft End RPM [Max:Left Hand (CCW); Shaft End Flow @ RPM:3525VQ30A21-11DC20-LH; Pilot Type:3; Pump Series:Flange; GPM @ 1,800 rpm, Cover End:N/A; Cover End RPM [Max:Standard Pilot; Port Orientation - Shaft End:1.25 in; Minor Diameter [Min:14 Tooth Splined; Pump Series:3525VQ; Shaft Length:1.9375 in; Configuration:Double; Seal Material:Buna-N; Max. RPM [Max:2500; Minor Diameter:1.04 in; Mounting Flange:SAE C, 2 Bolt; Shaft Seal Type:Single Shaft Seal; Spline Description:12/24; Cover End RPM [Max:2500; Shaft End RPM [Max:2500; Controlled Flow Rate:N/A; Cover End Flow @ RPM:21 gal/min @ 1200 rpm, 31.5 gal/min @ 1800 rpm; Major Diameter [Max:1.248 in; Major Diameter [Min:1.247 in; Minor Diameter [Max:N/A; Minor Diameter [Min:N/A; Relief Valve Setting:N/A; Shaft End Flow @ RPM:30 gal/min @ 1200 rpm, 45 gal/min @ 1800 rpm; Manufacturer Part No.:3525VQ30A21-11DC20-LH; Cover End Pressure [Max:3000; Shaft End Pressure [Max:3000; GPM @ 1,800 rpm, Cover End:31.5; GPM @ 1,800 rpm, Shaft End:45; Integral Valve Configuration:w/o Integral Valves; Port Orientation - Cover End:Outlet 45° CW from Inlet; Port Orientation - Shaft End:Outlet 90° CW from Inlet; Pressure Port Size, Cover End:1 in Flange; Pressure Port Size, Shaft End:1 1/4 in Flange; Displacement Cover End (cu in/revolution):4.1; Displacement Shaft End (cu in/revolution):6; |
SEALMASTER ST-35C Take Up Unit Bearings | Pilot Type:76.0 LB; Port Size:Flange Mount; Shaft Seal Type:Left Hand (CCW); GPM @ 1,800 rpm, Shaft End:3525VQ30A21-11DC20-LH; Cover End Flow @ RPM:3; Displacement Cover End (cu in/revolution):Flange; Pump Series:N/A; Max. RPM [Max:Standard Pilot; Pressure Port Size, Shaft End:1.25 in; Minor Diameter:14 Tooth Splined; Pump Series:3525VQ; Shaft Length:1.9375 in; Configuration:Double; Seal Material:Buna-N; Max. RPM [Max:2500; Minor Diameter:1.04 in; Mounting Flange:SAE C, 2 Bolt; Shaft Seal Type:Single Shaft Seal; Spline Description:12/24; Cover End RPM [Max:2500; Shaft End RPM [Max:2500; Controlled Flow Rate:N/A; Cover End Flow @ RPM:21 gal/min @ 1200 rpm, 31.5 gal/min @ 1800 rpm; Major Diameter [Max:1.248 in; Major Diameter [Min:1.247 in; Minor Diameter [Max:N/A; Minor Diameter [Min:N/A; Relief Valve Setting:N/A; Shaft End Flow @ RPM:30 gal/min @ 1200 rpm, 45 gal/min @ 1800 rpm; Manufacturer Part No.:3525VQ30A21-11DC20-LH; Cover End Pressure [Max:3000; Shaft End Pressure [Max:3000; GPM @ 1,800 rpm, Cover End:31.5; GPM @ 1,800 rpm, Shaft End:45; Integral Valve Configuration:w/o Integral Valves; Port Orientation - Cover End:Outlet 45° CW from Inlet; Port Orientation - Shaft End:Outlet 90° CW from Inlet; Pressure Port Size, Cover End:1 in Flange; Pressure Port Size, Shaft End:1 1/4 in Flange; Displacement Cover End (cu in/revolution):4.1; Displacement Shaft End (cu in/revolution):6; |
4 Inch | 101.6 Millimeter x 4.938 Inch | 125.425 Millimeter x 4.25 Inch | 107.95 Millimeter SEALMASTER USRBF5000-400 Pillow Block Bearings | Controlled Flow Rate:76.0 LB; Shaft Length:Flange Mount; Minor Diameter [Max:Left Hand (CCW); Shaft Seal Type:3525VQ30A21-11DC20-LH; Shaft Type:3; Shaft End RPM [Max:Flange; Pressure Port Size, Cover End:N/A; Cover End Pressure [Max:Standard Pilot; Shaft Dia.:1.25 in; Displacement Cover End (cu in/revolution):14 Tooth Splined; Pump Series:3525VQ; Shaft Length:1.9375 in; Configuration:Double; Seal Material:Buna-N; Max. RPM [Max:2500; Minor Diameter:1.04 in; Mounting Flange:SAE C, 2 Bolt; Shaft Seal Type:Single Shaft Seal; Spline Description:12/24; Cover End RPM [Max:2500; Shaft End RPM [Max:2500; Controlled Flow Rate:N/A; Cover End Flow @ RPM:21 gal/min @ 1200 rpm, 31.5 gal/min @ 1800 rpm; Major Diameter [Max:1.248 in; Major Diameter [Min:1.247 in; Minor Diameter [Max:N/A; Minor Diameter [Min:N/A; Relief Valve Setting:N/A; Shaft End Flow @ RPM:30 gal/min @ 1200 rpm, 45 gal/min @ 1800 rpm; Manufacturer Part No.:3525VQ30A21-11DC20-LH; Cover End Pressure [Max:3000; Shaft End Pressure [Max:3000; GPM @ 1,800 rpm, Cover End:31.5; GPM @ 1,800 rpm, Shaft End:45; Integral Valve Configuration:w/o Integral Valves; Port Orientation - Cover End:Outlet 45° CW from Inlet; Port Orientation - Shaft End:Outlet 90° CW from Inlet; Pressure Port Size, Cover End:1 in Flange; Pressure Port Size, Shaft End:1 1/4 in Flange; Displacement Cover End (cu in/revolution):4.1; Displacement Shaft End (cu in/revolution):6; |
2 Inch | 50.8 Millimeter x 2.188 Inch | 55.575 Millimeter x 2.5 Inch | 63.5 Millimeter SEALMASTER NP-32C RM Pillow Block Bearings | Shaft Length:76.0 LB; Pilot Type:Flange Mount; Mounting:Left Hand (CCW); Cover End RPM [Max:3525VQ30A21-11DC20-LH; Manufacturer Part No.:3; Shaft Seal Type:Flange; GPM @ 1,800 rpm, Cover End:N/A; Shaft Dia.:Standard Pilot; Max. RPM [Max:1.25 in; Rotation:14 Tooth Splined; Pump Series:3525VQ; Shaft Length:1.9375 in; Configuration:Double; Seal Material:Buna-N; Max. RPM [Max:2500; Minor Diameter:1.04 in; Mounting Flange:SAE C, 2 Bolt; Shaft Seal Type:Single Shaft Seal; Spline Description:12/24; Cover End RPM [Max:2500; Shaft End RPM [Max:2500; Controlled Flow Rate:N/A; Cover End Flow @ RPM:21 gal/min @ 1200 rpm, 31.5 gal/min @ 1800 rpm; Major Diameter [Max:1.248 in; Major Diameter [Min:1.247 in; Minor Diameter [Max:N/A; Minor Diameter [Min:N/A; Relief Valve Setting:N/A; Shaft End Flow @ RPM:30 gal/min @ 1200 rpm, 45 gal/min @ 1800 rpm; Manufacturer Part No.:3525VQ30A21-11DC20-LH; Cover End Pressure [Max:3000; Shaft End Pressure [Max:3000; GPM @ 1,800 rpm, Cover End:31.5; GPM @ 1,800 rpm, Shaft End:45; Integral Valve Configuration:w/o Integral Valves; Port Orientation - Cover End:Outlet 45° CW from Inlet; Port Orientation - Shaft End:Outlet 90° CW from Inlet; Pressure Port Size, Cover End:1 in Flange; Pressure Port Size, Shaft End:1 1/4 in Flange; Displacement Cover End (cu in/revolution):4.1; Displacement Shaft End (cu in/revolution):6; |
SEALMASTER ER-209C Insert Bearings Cylindrical OD | Cover End RPM [Max:76.0 LB; Shaft Seal Type:Flange Mount; Shaft Length:Left Hand (CCW); Integral Valve Configuration:3525VQ30A21-11DC20-LH; Shaft End Flow @ RPM:3; Minor Diameter [Max:Flange; Port Size:N/A; Pressure Port Size, Cover End:Standard Pilot; Spline Description:1.25 in; Major Diameter [Max:14 Tooth Splined; Pump Series:3525VQ; Shaft Length:1.9375 in; Configuration:Double; Seal Material:Buna-N; Max. RPM [Max:2500; Minor Diameter:1.04 in; Mounting Flange:SAE C, 2 Bolt; Shaft Seal Type:Single Shaft Seal; Spline Description:12/24; Cover End RPM [Max:2500; Shaft End RPM [Max:2500; Controlled Flow Rate:N/A; Cover End Flow @ RPM:21 gal/min @ 1200 rpm, 31.5 gal/min @ 1800 rpm; Major Diameter [Max:1.248 in; Major Diameter [Min:1.247 in; Minor Diameter [Max:N/A; Minor Diameter [Min:N/A; Relief Valve Setting:N/A; Shaft End Flow @ RPM:30 gal/min @ 1200 rpm, 45 gal/min @ 1800 rpm; Manufacturer Part No.:3525VQ30A21-11DC20-LH; Cover End Pressure [Max:3000; Shaft End Pressure [Max:3000; GPM @ 1,800 rpm, Cover End:31.5; GPM @ 1,800 rpm, Shaft End:45; Integral Valve Configuration:w/o Integral Valves; Port Orientation - Cover End:Outlet 45° CW from Inlet; Port Orientation - Shaft End:Outlet 90° CW from Inlet; Pressure Port Size, Cover End:1 in Flange; Pressure Port Size, Shaft End:1 1/4 in Flange; Displacement Cover End (cu in/revolution):4.1; Displacement Shaft End (cu in/revolution):6; |
0.984 Inch | 25 Millimeter x 1.375 Inch | 34.925 Millimeter x 1.748 Inch | 44.4 Millimeter SEALMASTER EMP-205 CXU Pillow Block Bearings | Pressure Port Size, Shaft End:76.0 LB; Mounting:Flange Mount; Pilot Type:Left Hand (CCW); Minor Diameter [Min:3525VQ30A21-11DC20-LH; Cover End Pressure [Max:3; Shaft End Pressure [Max:Flange; Displacement Shaft End (cu in/revolution):N/A; Cover End Flow @ RPM:Standard Pilot; Shaft End Flow @ RPM:1.25 in; Shaft Type:14 Tooth Splined; Pump Series:3525VQ; Shaft Length:1.9375 in; Configuration:Double; Seal Material:Buna-N; Max. RPM [Max:2500; Minor Diameter:1.04 in; Mounting Flange:SAE C, 2 Bolt; Shaft Seal Type:Single Shaft Seal; Spline Description:12/24; Cover End RPM [Max:2500; Shaft End RPM [Max:2500; Controlled Flow Rate:N/A; Cover End Flow @ RPM:21 gal/min @ 1200 rpm, 31.5 gal/min @ 1800 rpm; Major Diameter [Max:1.248 in; Major Diameter [Min:1.247 in; Minor Diameter [Max:N/A; Minor Diameter [Min:N/A; Relief Valve Setting:N/A; Shaft End Flow @ RPM:30 gal/min @ 1200 rpm, 45 gal/min @ 1800 rpm; Manufacturer Part No.:3525VQ30A21-11DC20-LH; Cover End Pressure [Max:3000; Shaft End Pressure [Max:3000; GPM @ 1,800 rpm, Cover End:31.5; GPM @ 1,800 rpm, Shaft End:45; Integral Valve Configuration:w/o Integral Valves; Port Orientation - Cover End:Outlet 45° CW from Inlet; Port Orientation - Shaft End:Outlet 90° CW from Inlet; Pressure Port Size, Cover End:1 in Flange; Pressure Port Size, Shaft End:1 1/4 in Flange; Displacement Cover End (cu in/revolution):4.1; Displacement Shaft End (cu in/revolution):6; |
SEALMASTER MSFD-16 Flange Block Bearings | Port Size:76.0 LB; Minor Diameter [Min:Flange Mount; Shaft End RPM [Max:Left Hand (CCW); Weight:3525VQ30A21-11DC20-LH; Shaft Key:3; Pump Series:Flange; Controlled Flow Rate:N/A; Minor Diameter:Standard Pilot; Model No.:1.25 in; Pressure Port Size, Shaft End:14 Tooth Splined; Pump Series:3525VQ; Shaft Length:1.9375 in; Configuration:Double; Seal Material:Buna-N; Max. RPM [Max:2500; Minor Diameter:1.04 in; Mounting Flange:SAE C, 2 Bolt; Shaft Seal Type:Single Shaft Seal; Spline Description:12/24; Cover End RPM [Max:2500; Shaft End RPM [Max:2500; Controlled Flow Rate:N/A; Cover End Flow @ RPM:21 gal/min @ 1200 rpm, 31.5 gal/min @ 1800 rpm; Major Diameter [Max:1.248 in; Major Diameter [Min:1.247 in; Minor Diameter [Max:N/A; Minor Diameter [Min:N/A; Relief Valve Setting:N/A; Shaft End Flow @ RPM:30 gal/min @ 1200 rpm, 45 gal/min @ 1800 rpm; Manufacturer Part No.:3525VQ30A21-11DC20-LH; Cover End Pressure [Max:3000; Shaft End Pressure [Max:3000; GPM @ 1,800 rpm, Cover End:31.5; GPM @ 1,800 rpm, Shaft End:45; Integral Valve Configuration:w/o Integral Valves; Port Orientation - Cover End:Outlet 45° CW from Inlet; Port Orientation - Shaft End:Outlet 90° CW from Inlet; Pressure Port Size, Cover End:1 in Flange; Pressure Port Size, Shaft End:1 1/4 in Flange; Displacement Cover End (cu in/revolution):4.1; Displacement Shaft End (cu in/revolution):6; |
4.938 Inch | 125.425 Millimeter x 7.422 Inch | 188.519 Millimeter x 5.5 Inch | 139.7 Millimeter SEALMASTER USRB5000-415-C Pillow Block Bearings | Seal Material:76.0 LB; Cover End Flow @ RPM:Flange Mount; Minor Diameter:Left Hand (CCW); Shaft Seal Type:3525VQ30A21-11DC20-LH; Cover End Pressure [Max:3; Port Type:Flange; Displacement Cover End (cu in/revolution):N/A; Shaft End Pressure [Max:Standard Pilot; Weight:1.25 in; Port Orientation - Cover End:14 Tooth Splined; Pump Series:3525VQ; Shaft Length:1.9375 in; Configuration:Double; Seal Material:Buna-N; Max. RPM [Max:2500; Minor Diameter:1.04 in; Mounting Flange:SAE C, 2 Bolt; Shaft Seal Type:Single Shaft Seal; Spline Description:12/24; Cover End RPM [Max:2500; Shaft End RPM [Max:2500; Controlled Flow Rate:N/A; Cover End Flow @ RPM:21 gal/min @ 1200 rpm, 31.5 gal/min @ 1800 rpm; Major Diameter [Max:1.248 in; Major Diameter [Min:1.247 in; Minor Diameter [Max:N/A; Minor Diameter [Min:N/A; Relief Valve Setting:N/A; Shaft End Flow @ RPM:30 gal/min @ 1200 rpm, 45 gal/min @ 1800 rpm; Manufacturer Part No.:3525VQ30A21-11DC20-LH; Cover End Pressure [Max:3000; Shaft End Pressure [Max:3000; GPM @ 1,800 rpm, Cover End:31.5; GPM @ 1,800 rpm, Shaft End:45; Integral Valve Configuration:w/o Integral Valves; Port Orientation - Cover End:Outlet 45° CW from Inlet; Port Orientation - Shaft End:Outlet 90° CW from Inlet; Pressure Port Size, Cover End:1 in Flange; Pressure Port Size, Shaft End:1 1/4 in Flange; Displacement Cover End (cu in/revolution):4.1; Displacement Shaft End (cu in/revolution):6; |
1.969 Inch | 50 Millimeter x 2.188 Inch | 55.575 Millimeter x 2.5 Inch | 63.5 Millimeter SEALMASTER MFP-310 Pillow Block Bearings Video
Contact Us
- YUKEN Piston Pump Ltd.
- AddressNo. 7, Xiashi Road, Lunjiao Town, Shunde District, Foshan
- Phone(Working Time)86-13569923667
SEALMASTER MFP-310 Technical Articles
timken bearing dealer price list |
jtekt europe bearings cad model |
what is ina needle roller bearing |
SEALMASTER Bearing CATEGORIES
- YUKEN Single Vane Pump
- YUKEN Double Vane Pump
- YUKEN Piston Pump
- YUKEN Solenoid Directional Valve
- YUKEN Pressure Valve
- Vickers Ten Way Solenoid Valve
- Vickers Superposition Valve
- Vickers X Series Valve
- SKF Bearing
- Timken Bearing
- AMI Bearing
- CONSOLIDATED BEARING
- QM INDUSTRIES Bearing
- REXNORD Bearing
- SEALMASTER Bearing
- SMITH Bearing
- REXROTH HY-CHECK VALVE
- REXROTH Throttle check valves
- REXROTH Pressure reducing valve
- REXROTH Directional spool valves
- REXROTH Throttle check valve
- REXROTH Twin throttle check valve
- REXROTH Directional poppet valves
- REXROTH Throttle valves
- REXROTH Check valves
- REXROTH Pressure relief valve
- REXROTH Valves
- 6207 c3 Bearing
- 22317 Bearing
- skf km11 Bearing
- skf tih030m Bearing
Customers Who Viewed SEALMASTER MFP-310 Also Viewed
- 2.938 Inch | 74.625 Millimeter x 3.875 Inch | 98.425 Millimeter x 3.25 Inch | 82.55 Millimeter SEALMASTER USRBF5000E-215-C Pillow Block Bearings
- 4 Inch | 101.6 Millimeter x 4.938 Inch | 125.425 Millimeter x 4.25 Inch | 107.95 Millimeter SEALMASTER USRBF5000-400 Pillow Block Bearings
- SEALMASTER ER-209C Insert Bearings Cylindrical OD
- 1.969 Inch | 50 Millimeter x 2.188 Inch | 55.575 Millimeter x 2.5 Inch | 63.5 Millimeter SEALMASTER MFP-310 Pillow Block Bearings
- SEALMASTER ST-35C Take Up Unit Bearings