TIMKEN 688TD-905A1 Tapered Roller Bearing Assemblies

Y - ISO Factor3:1.79; Cg - Geometry Factor:0.0946; Cup Part Number:452; Db - Cup Backface Backing Diameter:3.90 in; D:4.25 in; Series:455; Design Units:Imperial; r - Cup Backface To Clear Radius1:0.030 in; Da - Cup Frontface Backing Diameter:3.96 in; C - Cup Width:1.063 in;

Ca:121.818 mm; h:61.913 mm; R2:41.275 mm; A1:180.975 mm; H1:190.5 mm; db:198.438 mm; Mass pillow block:137 kg; J min.:530.225 mm; P120°:84.5 kN; Eye bolt:2 x 3/8-16 UNC;

Designation of housing:FE203-; s1:11 mm; S:6 mm; L:86 mm; T max.:100 °C; Recommended tightening torque for set screw:3.2 Nm; A2:35 mm; A:29.5 mm; Designation of bearing:US203-11G2; A1:10 mm;

Y2 - Geometry Factor:4.29; Locking Style:Double V-Lock; Eng Internal Radial Clearance - Max:0.0055; Shaft Tolerance:0.0030 in; Dimension D Max:12.19 in; Grease Lubrication - T Seal:1800 rpm; Dimension F:15.00 in; Bearing Number:22219; e - Geometry Factor:0.23; C0 - Static Load:99000 lb;

Weight:0.51 kg; T max.:100 °C; G:R1/8"; T min.:-20 °C; Designation of bearing:UC201G2L4; C:12.8 kN; A2:37.3 mm; C0:6.65 kN; A1:10 mm; H:112 mm;

B:65.1 mm; H2:156 mm; J:203 mm; S:25.4 mm; C0:40 kN; T max.:200 °C; d:63.5 mm; Designation of bearing:UC213-40G2T20; C:57.2 kN; N:22mm;

S:6.5 mm; d1:27.2 mm; d:12.7 mm; G:M6x1; C0:4.78 kN; L:57 mm; e:15 mm; Designation of bearing:ES201-08G2T20; A1:11 mm; B:19.1 mm;

A1:20.5 mm; Designation of housing:PLE203N-; N:11mm; B:19.1 mm; N1:14 mm; Recommended tightening torque for set screw:5.5 Nm; G:M6x1; T max.:100 °C; d1:27.2 mm; H1:11 mm;

C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)2:13400 lbf; C1 - Dynamic Radial Rating (1 million revolutions)6:29600 lbf; Cg - Geometry Factor:0.134; Ab - Cage-Cone Frontface Clearance:0.08 in; K - Factor8:1.27; C90 - Dynamic Radial Rating (90 million revolutions)5:7670 lbf; C1 - D

H2:44.45 mm; Cap bolt recommended tightening torque:298.3 N·m; Housing:SAFS 024 KA; Max. speed for PosiTrac Plus seal:1350 r/min; A1:111.125 mm; ba:46.831 mm; Appropriate attachment bolt size G:0.875 in; J min.:295.275 mm; da:101.6 mm; P60°:141 kN;

f0:14.3; Characteristic outer ring frequency, BPF0:4.08 Hz; Max operating temperature, Tmax:110 °C; Da max:92 mm; Characteristic rolling element frequency, BSF:5.24 Hz; Dynamic load, C:43.5 kN; Min operating temperature, Tmin:-25 °C; D:100 mm; d:55 mm; da min:63 mm;

Ca - Axial Load Rating:719.38 lbf; Bearing Type:Split Cylindrical Re; Dimension T:8.5 in; Cor - Static Load Rating:15287 lbf; Tensioning Unit Type:Tension Type; Note:This product line wa; Maximum Speed:5400 rpm; Dimension H:1.1 in; Series Type:Light Series; Dimension V:3.0 in;

Aa - Cage-Cone Backface Clearance:0.06 in; R - Cone Backface To Clear Radius3:0.220 in; Ab - Cage-Cone Frontface Clearance:0.08 in; db - Cone Backface Backing Diameter:3.39 in; Series:3900; C0 - Static Radial Rating:43000 lbf; K - Factor8:1.45; Cone Part Number:3994; C1 - Dynamic Radial Rating (Two-

Dimension J1:32.0 in; Dimension H1:2.5 in; Dimension J2:24.0 in; Housing Width:11.7 in; Series Type:Medium Series; Cor - Static Load Rating:656892 lbf; Dimension M:11.5 in; Dimension K:8.3 in; Cr - Dynamic Load Rating:387346 lbf; Dimension H:16.496 in;

Snap ring reference:R110; D3 max:106.81 mm; E:95 mm; d:50 mm; rNs min:0.5 mm; Ca max:5.74 mm; Min operating temperature, Tmin:-40 °C; B:27 mm; Manufacturer Name:NTN; Mass (without HJ ring):1.22 kg;