NN3944K Double row cylindrical roller bearings

Size Standards:Metric System; Number of Raceway Ring Rows:Single Row; Size Standards:Metric System; RoHS:6; Inner/Outer Ring Material:Steel; D:32; Types:16**/6*** series; Days to Ship:Same day; d:12; Seal, Shield Symbols:LLU;

f0:13.2; Dynamic load, C:5.1 kN; Characteristic inner ring frequency, BPFI:4.93 Hz; Characteristic cage frequency, FTF:0.38 Hz; Fatigue limit load, Cu:0.11 kN; Characteristic outer ring frequency, BPF0:3.07 Hz; B:8 mm; rs min:0.3 mm; d:12 mm; D:28 mm;

B:23 mm; Characteristic rolling element frequency, BSF:6.25 Hz; Category:Bearings; Radial clearance class:CN; d1:63.9 mm; ra max:1 mm; D:90 mm; F:59.5 mm; Inventory:0.0; dc min:67 mm;

Recommended tightening torque for set screw:3.7 Nm; T max.:200 °C; B:30 mm; E:18 mm; H2:83 mm; Designation of bearing:US206-20G2T20; d:31.75 mm; A:48 mm; J:60 mm; L:85 mm;

L1:520 mm; Thread D12:Tr1000x8; b:62 mm; t:15 mm; e:15.0 mm; Weight:422.00 Kg; Appropriate Hydraulic Nut:HMV200; L1:500.00 mm; d1:900.00 mm; Appropriate Withdrawal Nut No.:HM31/1000;

Volume Discount:Available; Specifications/Environment:Standard; RoHS:6; Basic Dynamic Load Rating(N):2336; Volume Discount:Available; Size Standards:Metric System; Rolling Element Material:Stainless Steel; Sealing Structure:Double Shielded; Load Direction:Radial; Type:Ball;

Unit Body Material:Cast Iron; Grease Type:SH33M; Diameter series symbol:For Heavy Load; Bearing Inner Dia. Shape:Cylindrical Bore Set; Rolling Element Material:Bearing Steel; Stroke:No; Surface Treatment:No; Basic Load Rating, Dynamic Rating(N):62000; Machining:No; Bearing Unit, Type:Diamond Flange

Cone Part Number:388TD; Bearing Weight:3.2 lb; Series:385; C - Cup Width:0.7018 in; Cage Type:Stamped Steel; Aa - Cage-Cone Backface Clearance:0 in; r - Cup Backface To Clear Radius2:0.030 in; Ab - Cage-Cone Frontface Clearance:0.11 in; C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)4:33

Fatigue limit load, Cu:0.93 kN; Brand:NTN; d:45 mm; Max operating temperature, Tmax:110 °C; Static load, C0:20.4 kN; ra max:1 mm; f0:14.1; Characteristic inner ring frequency, BPFI:5.38 Hz; Min operating temperature, Tmin:-25 °C; B:19 mm;

Tensioning Unit Type:Push Type; Bearing UPC:013992033970; Dimension S:3.6 in; Series Type:Medium Series; Ca - Axial Load Rating:11780 lbf; Dimension P:1.0 in; Dimension N:20.8 in; Note:This product line wa; Maximum Speed:1320 rpm; Bearing Type:Split Cylindrical Re;

Dimension RAA:0.98 in; Y2 - Geometry Factor:4.24; Pre Install Clearance Min:0.0030 in; Engineering Group:Mounted Bearing; Shaft Size Type:Metric; Dimension A:4.92 in; Grease Lubrication - B/C/O Seal:900 rpm; Eng Internal Radial Clearance - Min:0.0030; Pre Install Clearance Max:0.0047 in; Float:0.083

Height H(mm):20 ～ 40; C Chamfered:Provided; Bearing Part Number:6000; Bearing Used:Deep Groove Ball Bea; Shape:T-Shaped; Bearing Material:[Steel] Steel; Shape:T-Shaped; Bearing Retained:Yes (with retaining; Type:Bearings with Housin; Holder Surface Treatment:Black Oxide Coating;

Seal:Silicone; Pillow Type, Category:Thick Wall; Surface Treatment:No; Accessory:With steel plate cov; Unit, Type:Insert Bearing Unit; Grease Type:SH33M; d:55; Rolling Element Material:Bearing Steel; Rolling Element Material:Bearing Steel; Bearing Inner Dia. Shape:Tapered hole adapter;

Z:46.4 mm; e:20 mm; s1:19.05 mm; Designation of closed end cover:SCC206; Dz:70 mm; A1:12 mm; A:33.5 mm; B:38.1 mm; C:19.5 kN; Recommended tightening torque for set screw:3.7 Nm;

Housing Material:[Aluminum Alloy] 201; Number of Bearings:Double; Flange Shape:Round Type; Bearing Material:Stainless Steel; Shape:Flanged Pilot Type; Bearing Used:Deep Groove Ball Bea; Seals:ZZ (Double Shield); Bearing Retained:Yes (with retaining; Shape:Flanged Pilot Type; Flange O.D. H(φ):44;