NSK 646KV8551 Four-Row Tapered Roller Bearing

RoHS:6; Unit, Type:Insert Bearing Unit; Unit, Type:Insert Bearing Unit; Pillow Type, Category:Thick Wall; Bearing Inner Dia. Shape:Tapered hole adapter; Rolling Element Material:Bearing Steel; Bearing Unit, Type:Pillow Type; Unit Body Material:Cast Iron; B:120; Grease Type:Standard Grease;

Jmax:215 mm; Housing Mass:4.5 Kg; G:M16; Max Oil Speed:6100; End Cover2:EC511-609; Shaft Diameter d:1 1/2 in; J:210.00 mm; Bearing:22309K; Seal Type:Taconite; Max Grease Speed:5100;

Cg - Geometry Factor12:0.063; Aa - Cage-Cone Backface Clearance:0 in; K - Factor7:1.62; R - Cone Backface To Clear Radius1:0.06 in; T - Bearing Width across Cones:1.6875 in; C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)5:7070 lbf; C1 - Dynamic Radial Rating (Two-Row, 1 million rev

d:55 mm; Recommended tightening torque for set screw:22 Nm; B:55.6 mm; C1:7.2 mm; C0:29.2 kN; T min.:-20 °C; G:M10x1,25; C:25 mm; S:22.2 mm; r:1.1;

Bearing Retained:Yes (with retaining; Shape:Flange Type; Number of Bearings:Double; Number of Bearings:Double; Days to Ship:7 Days; Bearing Material:[Steel] Steel; Bearing I.D. d(mm):15; Housing Material:[Aluminum Alloy] 201; Holder Surface Treatment:Clear Anodize; Bearing Part Number:6202;

Width T(mm):35; Days to Ship:8 Days; Shape:Flange Type; Housing Material:304 Stainless Steel; Shape:Flange Type; Bearing Retained:Yes (with retaining; Bearing Retained:Yes (with retaining; Seals:ZZ (Double Shield); Bearing Used:Deep Groove Ball Bea; Bearing Used:Deep Groove Ball Bea;

Mass (without HJ ring):0.13 kg; Characteristic cage frequency, FTF:0.4 Hz; Product Group:B04144; Db min:47 mm; Static load, C0:27.7 kN; r1s min:0.6 mm; Dynamic load, C:29.3 kN; Nlim (grease):13,000 rpm; d1:34.5 mm; Manufacturer Name:NTN;

Thread D11:Tr370x5; D4:420 mm; T:15 mm; Weight:28.20 Kg; s:28 mm; D3:450 mm; Bn:45 mm;

B - Cone Width:17.000 mm; Cone Part Number:X32006X; db - Cone Backface Backing Diameter:37.59 mm; G1 - Heat Generation Factor (Roller-Raceway):12.1; Design Units:METRIC; C0 - Static Radial Rating:45300 N; R - Cone Backface To Clear Radius1:1.020 mm; C - Cup Width:13.000 mm; e - ISO Factor8:0.43; Db

Bearing Retained:Yes (with retaining; Type:Bearings with Housin; Bearing Used:Deep Groove Ball Bea; Number of Bearings:Double; Bearing Part Number:6208; Holder Surface Treatment:Black Oxide Coating; Bearing Used:Deep Groove Ball Bea; Housing Material:1045 Carbon Steel; Flange Shape:Round Type; Days

Number of Bearings:Single; Days to Ship:7 Days; Number of Bearings:Single; Bearing Retained:No; Volume Discount:Available; Bearing Material:[Steel] Steel; RoHS:6; Flange Shape:Compact Type; Shape:Flange Type; Housing Material:1045 Carbon Steel;

Bearing Style:Open Type; RoHS:6; Specifications, Environment:Standard; Bearing Style:Open Type; Volume Discount:Available; Basic Load Rating Cr (Dynamic)(N):29100; Size Standards:Metric Series; Type:Ball; Outer Ring Shape:Standard; Load Direction:Radial;

RoHS:6; Type:Ball; Number of Raceway Ring Rows:Single Track; Inner/Outer Ring Material:440C Stainless Steel; Volume Discount:Available; Specifications, Environment:Standard; Volume Discount:Available; Basic Load Rating Cor (Static)(N):520; Specifications, Environment:Standard; Seal Part Structure:Do

K - Factor8:1.46; C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)1:172000 lbf; C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)2:44600 lbf; Ab - Cage-Cone Frontface Clearance:0.06 in; db - Cone Backface Backing Diameter:4.09 in; a - Effective Center Location4:-0.52 in; Ca

Size Standards:Metric System; Outer Ring:With Outer Ring; Rubugado Symbol:No; Acoustic Symbol:No; Symbol of Bearing Ring Shape:No; Rolling Element Material:[Steel] Steel; Specifications, Environment:Standard; Bearing Style:Open Type; Combination symbol:No; Internal Symbol:No;