Qingdao XMD Autos Ball Bearing Co., Ltd.
Qingdao XMD Autos Ball Bearing Co., Ltd.
TOKYO KEIKI Piston Pump P*V Series   TOKYO KEIKI Single Vane Pump   TOKYO KEIKI Double Vane Pump  
English
English
  • Home
  • Stock Categories
    • TOKYO KEIKI Piston Pump P*V Series
    • TOKYO KEIKI Single Vane Pump
    • TOKYO KEIKI Double Vane Pump
    • TOKYO KEIKI Triple Vane Pump
    • TOKYO KEIKI Piston Pump P Series
    • TOKYO KEIKI Vane Pump
    • FAG Bearing
    • IKO Bearing
    • KOYO Bearing
    • NSK Bearing
    • NTN Bearing
    • SKF Bearing
    • Timken Bearing
    • AMI Bearing
    • AURORA Bearing
    • REXROTH Throttle check valves
    • REXROTH Directional spool valves
    • REXROTH Throttle check valve
    • REXROTH Directional poppet valves
    • REXROTH Check valves
    • REXROTH Throttle valves
    • REXROTH Twin throttle check valve
    • REXROTH Valves
    • REXROTH Pressure relief valve
    • REXROTH HY-CHECK VALVE
    • REXROTH Pressure reducing valve
    • Jm716610 Bearing
    • 212049 Bearing
    • Jlm704610 Bearing
    • Hm212049 Bearing
    • Large Slewing Bearings
    • Slewing Ring Bearings
    • Bearing Slewing Ring
    • Kaydon Slewing Bearing
    • THK Linear Guide
    • THK Miniature Linear Guide
    • THK Linear Guide Rails
    • High Temperature Linear Guide
    • Curved Linear Guide
    • THK Linear Bearings And Rails
    • THK Linear Motion
    • Double-row Cylindrical Roller Bearings
    • Four-row Cylindrical Roller Bearings
    • Bearings For Metric And Inch Shaft Sizes
    • Cylindrical Roller Bearings
  • Technical Articles
  • TOKYO KEIKI Piston Pump P*V Series
  • TOKYO KEIKI Single Vane Pump
  • TOKYO KEIKI Double Vane Pump
✖

Home

Stock Categories

Technical Articles

TOKYO KEIKI Piston Pump P*V Series

TOKYO KEIKI Single Vane Pump

TOKYO KEIKI Double Vane Pump

Home>Products>KOYO Bearing>1.375 Inch | 34.925 Millimeter x 0 Inch | 0 Millimeter x 1.125 Inch | 28.575 Millimeter KOYO 31594 Tapered Roller Bearings

  • 1.375 Inch | 34.925 Millimeter x 0 Inch | 0 Millimeter x 1.125 Inch | 28.575 Millimeter KOYO 31594 Tapered Roller Bearings
  • 1.375 Inch | 34.925 Millimeter x 0 Inch | 0 Millimeter x 1.125 Inch | 28.575 Millimeter KOYO 31594 Tapered Roller Bearings
  • 1.375 Inch | 34.925 Millimeter x 0 Inch | 0 Millimeter x 1.125 Inch | 28.575 Millimeter KOYO 31594 Tapered Roller Bearings
  • 1.375 Inch | 34.925 Millimeter x 0 Inch | 0 Millimeter x 1.125 Inch | 28.575 Millimeter KOYO 31594 Tapered Roller Bearings
  • 1.375 Inch | 34.925 Millimeter x 0 Inch | 0 Millimeter x 1.125 Inch | 28.575 Millimeter KOYO 31594 Tapered Roller Bearings
  • 1.375 Inch | 34.925 Millimeter x 0 Inch | 0 Millimeter x 1.125 Inch | 28.575 Millimeter KOYO 31594 Tapered Roller Bearings

KOYO 31594 MODELS

Need a CAD or 3D Model?

What is 31594 bearing cross reference？
Contact NowWhatsAppBe Our Agent

1.375 Inch | 34.925 Millimeter x 0 Inch | 0 Millimeter x 1.125 Inch | 28.575 Millimeter KOYO 31594 Tapered Roller Bearings

category

KOYO Bearing

KOYO 31594 Bearing SPECIFICATIONS

  • Advance 1.375 Inch | 34.925 Millimeter x 0 Inch | 0 Millimeter x 1.125 Inch | 28.575 Millimeter KOYO 31594 Tapered Roller Bearings is your source for quality KOYO Bearing and accessories. shop online for Qingdao XMD Autos Ball Bearing Co., Ltd. home delivery Open Type Seals or Shields: or pick up in one of our Standard Clearance: 10000 . 1.375 Inch | 34.925 Millimeter x 0 Inch | 0 Millimeter x 1.125 Inch | 28.575 Millimeter

  • KOYO

  • 31594

  • 13600
  • 13685A
  • 13623X
  • Imperial
  • 0.30 Kg
  • Stamped Steel
  • 38.1 mm
  • 69.012 mm
Download KOYO 31594 Spec Sheet
Qingdao XMD Autos Ball Bearing Co., Ltd.

Qingdao XMD Autos Ball Bearing Co., Ltd.China

  • Qingdao XMD Autos Ball Bearing Co., Ltd.2020-07-10 09:46:19
    Welcome to my shop! Glad to serve you! Please send your question!
Price Inspection Certificate Product Specifications Company Profile

1.375 Inch | 34.925 Millimeter x 0 Inch | 0 Millimeter x 1.125 Inch | 28.575 Millimeter KOYO 31594 Tapered Roller Bearings Interchange guide

  • 13600
  • 13685A
  • 13623X
  • Imperial
  • 0.30 Kg
  • Stamped Steel
  • 38.1 mm
  • 69.012 mm
  • 19.050 mm
  • 18.463 mm
  • 22.431 mm
  • 0.760 mm
  • 0.38 mm
  • 42.93 mm
  • 43.94 mm
  • 66.00 mm
  • 60.96 mm
  • 1.3 mm
  • 0.5 mm
  • -3 mm
  • 3920 lbf
  • 15100 lbf
  • 15300 lbf
  • 2700 lbf
  • 1.45
  • 0.4
  • 1.49
  • 20.7
  • 12.2
  • 0.0713
1.375 Inch | 34.925 Millimeter x 0 Inch | 0 Millimeter x 1.125 Inch | 28.575 Millimeter KOYO 31594 Tapered Roller Bearings pdf

KOYO 31594 KOYO Technology

Sponsored products related to 1.375 Inch | 34.925 Millimeter x 0 Inch | 0 Millimeter x 1.125 Inch | 28.575 Millimeter KOYO 31594 Tapered Roller Bearings

No.BrandDRdTaCBDa
31594/20PFI76,2 mm - 34,925 mm - - - - -
31594/31520Loyal76,2 mm - 34,925 mm29,37 mm7,6 mm87,7 kN28,575 mm -
31594/31520/QSKF76.2 mm - 34.925 mm29.37 mm20 mm23.812 mm28.575 mm -
31594/31520BTimken76,2 mm1,5 mm34,925 mm - - 23,812 mm28,575 mm64 mm
31594/31521Loyal76,2 mm - 34,925 mm29,37 mm7,6 mm87,7 kN28,575 mm -
31594NTN - - - - - - - -
31594-3TIMKEN0 Inch | 0 Millimeter - 1.375 Inch | 34.925 Millimeter - - - 1.125 Inch | 28.575 Millimeter -
31594-50000/31520-50000TIMKEN3 Inch | 76.2 Millimeter - 1.375 Inch | 34.925 Millimeter - - - - -
31594-70016/31520-20082TIMKEN - - - - - - - -
31594/2/31520/2SKF - - - - - - - -
31594 - 31520-BTIMKEN3 in - 1.3750 in - - - - -

 

0 Inch | 0 Millimeter x 5.909 Inch | 150.089 Millimeter x 1.438 Inch | 36.525 Millimeter KOYO 742 Tapered Roller BearingsSeries:13600; Cone Part Number:13685A; Cup Part Number:13623X; Design Units:Imperial; Bearing Weight:0.30 Kg; Cage Type:Stamped Steel; d:38.1 mm; D:69.012 mm; B - Cone Width:19.050 mm; C - Cup Width:18.463 mm; B:22.431 mm; R - Cone Backface To Clear Radius1:0.760 mm; r - Cup Backface To Clear Radius2:0.38 mm; da - Cone Frontface Backing Diameter:42.93 mm; db - Cone Backface Backing Diameter:43.94 mm; Da - Cup Frontface Backing Diameter:66.00 mm; Db - Cup Backface Backing Diameter:60.96 mm; Ab - Cage-Cone Frontface Clearance:1.3 mm; Aa - Cage-Cone Backface Clearance:0.5 mm; a - Effective Center Location3:-3 mm; C90 - Dynamic Radial Rating (90 million revolutions)4:3920 lbf; C1 - Dynamic Radial Rating (1 million revolutions)5:15100 lbf; C0 - Static Radial Rating:15300 lbf; Ca90 - Dynamic Thrust Rating (90 million revolutions)6:2700 lbf; K - Factor7:1.45; e - ISO Factor8:0.4; Y - ISO Factor9:1.49; G1 - Heat Generation Factor (Roller-Raceway):20.7; G2 - Heat Generation Factor (Rib-Roller End):12.2; Cg - Geometry Factor:0.0713;
KOYO 63/222RSC3 Single Row Ball BearingsSeries:13600; Cone Part Number:13685A; Cup Part Number:13623X; Design Units:Imperial; Bearing Weight:0.30 Kg; Cage Type:Stamped Steel; d:38.1 mm; D:69.012 mm; B - Cone Width:19.050 mm; C - Cup Width:18.463 mm; B:22.431 mm; R - Cone Backface To Clear Radius1:0.760 mm; r - Cup Backface To Clear Radius2:0.38 mm; da - Cone Frontface Backing Diameter:42.93 mm; db - Cone Backface Backing Diameter:43.94 mm; Da - Cup Frontface Backing Diameter:66.00 mm; Db - Cup Backface Backing Diameter:60.96 mm; Ab - Cage-Cone Frontface Clearance:1.3 mm; Aa - Cage-Cone Backface Clearance:0.5 mm; a - Effective Center Location3:-3 mm; C90 - Dynamic Radial Rating (90 million revolutions)4:3920 lbf; C1 - Dynamic Radial Rating (1 million revolutions)5:15100 lbf; C0 - Static Radial Rating:15300 lbf; Ca90 - Dynamic Thrust Rating (90 million revolutions)6:2700 lbf; K - Factor7:1.45; e - ISO Factor8:0.4; Y - ISO Factor9:1.49; G1 - Heat Generation Factor (Roller-Raceway):20.7; G2 - Heat Generation Factor (Rib-Roller End):12.2; Cg - Geometry Factor:0.0713;
0 Inch | 0 Millimeter x 3.543 Inch | 89.992 Millimeter x 0.625 Inch | 15.875 Millimeter KOYO 362 Tapered Roller BearingsSeries:13600; Cone Part Number:13685A; Cup Part Number:13623X; Design Units:Imperial; Bearing Weight:0.30 Kg; Cage Type:Stamped Steel; d:38.1 mm; D:69.012 mm; B - Cone Width:19.050 mm; C - Cup Width:18.463 mm; B:22.431 mm; R - Cone Backface To Clear Radius1:0.760 mm; r - Cup Backface To Clear Radius2:0.38 mm; da - Cone Frontface Backing Diameter:42.93 mm; db - Cone Backface Backing Diameter:43.94 mm; Da - Cup Frontface Backing Diameter:66.00 mm; Db - Cup Backface Backing Diameter:60.96 mm; Ab - Cage-Cone Frontface Clearance:1.3 mm; Aa - Cage-Cone Backface Clearance:0.5 mm; a - Effective Center Location3:-3 mm; C90 - Dynamic Radial Rating (90 million revolutions)4:3920 lbf; C1 - Dynamic Radial Rating (1 million revolutions)5:15100 lbf; C0 - Static Radial Rating:15300 lbf; Ca90 - Dynamic Thrust Rating (90 million revolutions)6:2700 lbf; K - Factor7:1.45; e - ISO Factor8:0.4; Y - ISO Factor9:1.49; G1 - Heat Generation Factor (Roller-Raceway):20.7; G2 - Heat Generation Factor (Rib-Roller End):12.2; Cg - Geometry Factor:0.0713;
2.25 Inch | 57.15 Millimeter x 0 Inch | 0 Millimeter x 1.188 Inch | 30.175 Millimeter KOYO 39581 Tapered Roller BearingsSeries:13600; Cone Part Number:13685A; Cup Part Number:13623X; Design Units:Imperial; Bearing Weight:0.30 Kg; Cage Type:Stamped Steel; d:38.1 mm; D:69.012 mm; B - Cone Width:19.050 mm; C - Cup Width:18.463 mm; B:22.431 mm; R - Cone Backface To Clear Radius1:0.760 mm; r - Cup Backface To Clear Radius2:0.38 mm; da - Cone Frontface Backing Diameter:42.93 mm; db - Cone Backface Backing Diameter:43.94 mm; Da - Cup Frontface Backing Diameter:66.00 mm; Db - Cup Backface Backing Diameter:60.96 mm; Ab - Cage-Cone Frontface Clearance:1.3 mm; Aa - Cage-Cone Backface Clearance:0.5 mm; a - Effective Center Location3:-3 mm; C90 - Dynamic Radial Rating (90 million revolutions)4:3920 lbf; C1 - Dynamic Radial Rating (1 million revolutions)5:15100 lbf; C0 - Static Radial Rating:15300 lbf; Ca90 - Dynamic Thrust Rating (90 million revolutions)6:2700 lbf; K - Factor7:1.45; e - ISO Factor8:0.4; Y - ISO Factor9:1.49; G1 - Heat Generation Factor (Roller-Raceway):20.7; G2 - Heat Generation Factor (Rib-Roller End):12.2; Cg - Geometry Factor:0.0713;
KOYO NTHA-4270 Thrust Roller BearingSeries:13600; Cone Part Number:13685A; Cup Part Number:13623X; Design Units:Imperial; Bearing Weight:0.30 Kg; Cage Type:Stamped Steel; d:38.1 mm; D:69.012 mm; B - Cone Width:19.050 mm; C - Cup Width:18.463 mm; B:22.431 mm; R - Cone Backface To Clear Radius1:0.760 mm; r - Cup Backface To Clear Radius2:0.38 mm; da - Cone Frontface Backing Diameter:42.93 mm; db - Cone Backface Backing Diameter:43.94 mm; Da - Cup Frontface Backing Diameter:66.00 mm; Db - Cup Backface Backing Diameter:60.96 mm; Ab - Cage-Cone Frontface Clearance:1.3 mm; Aa - Cage-Cone Backface Clearance:0.5 mm; a - Effective Center Location3:-3 mm; C90 - Dynamic Radial Rating (90 million revolutions)4:3920 lbf; C1 - Dynamic Radial Rating (1 million revolutions)5:15100 lbf; C0 - Static Radial Rating:15300 lbf; Ca90 - Dynamic Thrust Rating (90 million revolutions)6:2700 lbf; K - Factor7:1.45; e - ISO Factor8:0.4; Y - ISO Factor9:1.49; G1 - Heat Generation Factor (Roller-Raceway):20.7; G2 - Heat Generation Factor (Rib-Roller End):12.2; Cg - Geometry Factor:0.0713;
0.625 Inch | 15.875 Millimeter x 0.875 Inch | 22.225 Millimeter x 1 Inch | 25.4 Millimeter KOYO BH-1016 Needle Non Thrust Roller BearingsSeries:13600; Cone Part Number:13685A; Cup Part Number:13623X; Design Units:Imperial; Bearing Weight:0.30 Kg; Cage Type:Stamped Steel; d:38.1 mm; D:69.012 mm; B - Cone Width:19.050 mm; C - Cup Width:18.463 mm; B:22.431 mm; R - Cone Backface To Clear Radius1:0.760 mm; r - Cup Backface To Clear Radius2:0.38 mm; da - Cone Frontface Backing Diameter:42.93 mm; db - Cone Backface Backing Diameter:43.94 mm; Da - Cup Frontface Backing Diameter:66.00 mm; Db - Cup Backface Backing Diameter:60.96 mm; Ab - Cage-Cone Frontface Clearance:1.3 mm; Aa - Cage-Cone Backface Clearance:0.5 mm; a - Effective Center Location3:-3 mm; C90 - Dynamic Radial Rating (90 million revolutions)4:3920 lbf; C1 - Dynamic Radial Rating (1 million revolutions)5:15100 lbf; C0 - Static Radial Rating:15300 lbf; Ca90 - Dynamic Thrust Rating (90 million revolutions)6:2700 lbf; K - Factor7:1.45; e - ISO Factor8:0.4; Y - ISO Factor9:1.49; G1 - Heat Generation Factor (Roller-Raceway):20.7; G2 - Heat Generation Factor (Rib-Roller End):12.2; Cg - Geometry Factor:0.0713;
KOYO 3NC6226ZZXC3 Single Row Ball BearingsSeries:13600; Cone Part Number:13685A; Cup Part Number:13623X; Design Units:Imperial; Bearing Weight:0.30 Kg; Cage Type:Stamped Steel; d:38.1 mm; D:69.012 mm; B - Cone Width:19.050 mm; C - Cup Width:18.463 mm; B:22.431 mm; R - Cone Backface To Clear Radius1:0.760 mm; r - Cup Backface To Clear Radius2:0.38 mm; da - Cone Frontface Backing Diameter:42.93 mm; db - Cone Backface Backing Diameter:43.94 mm; Da - Cup Frontface Backing Diameter:66.00 mm; Db - Cup Backface Backing Diameter:60.96 mm; Ab - Cage-Cone Frontface Clearance:1.3 mm; Aa - Cage-Cone Backface Clearance:0.5 mm; a - Effective Center Location3:-3 mm; C90 - Dynamic Radial Rating (90 million revolutions)4:3920 lbf; C1 - Dynamic Radial Rating (1 million revolutions)5:15100 lbf; C0 - Static Radial Rating:15300 lbf; Ca90 - Dynamic Thrust Rating (90 million revolutions)6:2700 lbf; K - Factor7:1.45; e - ISO Factor8:0.4; Y - ISO Factor9:1.49; G1 - Heat Generation Factor (Roller-Raceway):20.7; G2 - Heat Generation Factor (Rib-Roller End):12.2; Cg - Geometry Factor:0.0713;

 

 

1.375 Inch | 34.925 Millimeter x 0 Inch | 0 Millimeter x 1.125 Inch | 28.575 Millimeter KOYO 31594 Tapered Roller Bearings Video

 

KOYO 31594 INTERCHANGE

KOYO Bearing Part series 31594 is a potential replacement for these common bearing part numbers:

  • 31594

  • 31594

  • 31594

  • 31594

  • 31594

  • 31594

  • 31594

  • 31594

Contact Us

Qingdao XMD Autos Ball Bearing Co., Ltd.
AddressNO.16 KeYuanWei Third RD,Qingdao,Shandong,China
Phone(Working Time)86-02-7515247
Fax
  • Qingdao XMD Autos Ball Bearing Co., Ltd.
    • Quick question Quick question I'm very interested in your products; could you send me some detail reference information? Please send me detail product specification, thank you! May I be an agency of your products,and what's yourterms? We intend to purchase this product, would you please send me the quotation and minimum order quantity?
     This feature is Quick question function, select the corresponding question types, automatically enter the corresponding problem, remove your trouble of typing
Send Now

KOYO 31594 Technical Articles

Can you drive with bad engine bearings?
5 Common Engine Bearing Failure Symptoms – CAR FROMDec 24, 2018 — How long can you drive a car with a bad wheel bearing? Loss of oil pressure is also one of engine bearing failure symptoms you need to  How to Know When a Rod or Main...
How are bearings written?
Bearings - Interactive Maths Series software (interactiveIt is used to find a direction or bearing . The true bearing to a point is the angle measured in degrees in a clockwise To state the direction of a point, write: Bearings - Mathematics GCSE...
How much grease should you add to a motor bearing?
Electric Motor Bearing Greasing Basics - Reliabilityweb: ABearings should be lubricated at an average frequency as found in Table 2. We are limiting this paper to a standard deep-groove ball bearing without shields or When too much grease is added, the...

KOYO Bearing CATEGORIES

  • TOKYO KEIKI Piston Pump P*V Series
  • TOKYO KEIKI Single Vane Pump
  • TOKYO KEIKI Double Vane Pump
  • TOKYO KEIKI Triple Vane Pump
  • TOKYO KEIKI Piston Pump P Series
  • TOKYO KEIKI Vane Pump
  • FAG Bearing
  • IKO Bearing
  • KOYO Bearing
  • NSK Bearing
  • NTN Bearing
  • SKF Bearing
  • Timken Bearing
  • AMI Bearing
  • AURORA Bearing
  • REXROTH Throttle check valves
  • REXROTH Directional spool valves
  • REXROTH Throttle check valve
  • REXROTH Directional poppet valves
  • REXROTH Check valves
  • REXROTH Throttle valves
  • REXROTH Twin throttle check valve
  • REXROTH Valves
  • REXROTH Pressure relief valve
  • REXROTH HY-CHECK VALVE
  • REXROTH Pressure reducing valve
  • Jm716610 Bearing
  • 212049 Bearing
  • Jlm704610 Bearing
  • Hm212049 Bearing
  • Large Slewing Bearings
  • Slewing Ring Bearings
  • Bearing Slewing Ring
  • Kaydon Slewing Bearing
  • THK Linear Guide
  • THK Miniature Linear Guide
  • THK Linear Guide Rails
  • High Temperature Linear Guide
  • Curved Linear Guide
  • THK Linear Bearings And Rails
  • THK Linear Motion
  • Double-row Cylindrical Roller Bearings
  • Four-row Cylindrical Roller Bearings
  • Bearings For Metric And Inch Shaft Sizes
  • Cylindrical Roller Bearings
More

Customers Who Viewed KOYO 31594 Bearing Also Viewed

  • KOYO NTA-2031;PDL449 Thrust Roller Bearing
  • 1.25 Inch | 31.75 Millimeter x 0 Inch | 0 Millimeter x 0.66 Inch | 16.764 Millimeter KOYO LM67048 Tapered Roller Bearings
  • KOYO 1217KC3 Self Aligning Ball Bearings
  • KOYO FNT-2542;PDL001 Thrust Roller Bearing
  • KOYO 1210K Self Aligning Ball Bearings

Top Products

TIMKEN RFC1 1/8 Flange Block Bearings KOYO NTHA-4270 Thrust Roller Bearing FAG NU2326-E-M1A-C3 Cylindrical Roller Bearings
TOKYO KEIKI SQP31-17-6-86CD-18 Double Vane Pump Timken m88043 Bearing
 
  • About Us|
  • Contact Us|
  • Site Map
  • Sitemaps

Qingdao XMD Autos Ball Bearing Co., Ltd.. Copyright © 2017 - 2023 All Rights Reserved.

  • Home
  • Stock Categories
    • TOKYO KEIKI Piston Pump P*V Series
    • TOKYO KEIKI Single Vane Pump
    • TOKYO KEIKI Double Vane Pump
    • TOKYO KEIKI Triple Vane Pump
    • TOKYO KEIKI Piston Pump P Series
    • TOKYO KEIKI Vane Pump
    • FAG Bearing
    • IKO Bearing
    • KOYO Bearing
    • NSK Bearing
    • NTN Bearing
    • SKF Bearing
    • Timken Bearing
    • AMI Bearing
    • AURORA Bearing
    • REXROTH Throttle check valves
    • REXROTH Directional spool valves
    • REXROTH Throttle check valve
    • REXROTH Directional poppet valves
    • REXROTH Check valves
    • REXROTH Throttle valves
    • REXROTH Twin throttle check valve
    • REXROTH Valves
    • REXROTH Pressure relief valve
    • REXROTH HY-CHECK VALVE
    • REXROTH Pressure reducing valve
    • Jm716610 Bearing
    • 212049 Bearing
    • Jlm704610 Bearing
    • Hm212049 Bearing
    • Large Slewing Bearings
    • Slewing Ring Bearings
    • Bearing Slewing Ring
    • Kaydon Slewing Bearing
    • THK Linear Guide
    • THK Miniature Linear Guide
    • THK Linear Guide Rails
    • High Temperature Linear Guide
    • Curved Linear Guide
    • THK Linear Bearings And Rails
    • THK Linear Motion
    • Double-row Cylindrical Roller Bearings
    • Four-row Cylindrical Roller Bearings
    • Bearings For Metric And Inch Shaft Sizes
    • Cylindrical Roller Bearings
  • Technical Articles
  • TOKYO KEIKI Piston Pump P*V Series
  • TOKYO KEIKI Single Vane Pump
  • TOKYO KEIKI Double Vane Pump
✖

Home

Stock Categories

Technical Articles

TOKYO KEIKI Piston Pump P*V Series

TOKYO KEIKI Single Vane Pump

TOKYO KEIKI Double Vane Pump

Contact Us