BOSTON GEAR B1821-12 Sleeve Bearings

Retainer Type:No; Outer Ring:With Outer Ring; Outer Ring Shape:Flat; Rubugado Symbol:No; Bearing Style:Double Shielded; Type:Ball; Internal Symbol:No; Number of Raceway Ring Rows:Single Row; Low Torque Specification:No; Torque Symbol:No;

L2:13 mm; C0:15.2 kN; P:230 mm; T max.:100 °C; Weight:1.72 kg; T min.:-20 °C; N:22mm; L1:78 mm; A5:25.4 mm; Designation of bearing:UC207-21G2;

Bearing Used:Deep Groove Ball Bea; Bearing Part Number:6201; RoHS:6; Bearing Used:Deep Groove Ball Bea; Seals:VV (Non-Contact Rubb; Number of Bearings:Double; Holder Width(inch):71 ～ 140; Number of Bearings:Double; Type:Bearings with Housin; Bearing Material:[Steel] Steel;

Bearing Retained:No; Shape:Flange Type; Bearing Part Number:6905; Width T(mm):35; Flange Shape:Round Type; Bearing Material:[Steel] Steel; Number of Bearings:Double; Bearing Used:Deep Groove Ball Bea; Shape:Flange Type; Bearing I.D. d(mm):25;

Characteristic cage frequency, FTF:0.42 Hz; Characteristic inner ring frequency, BPFI:6.41 Hz; D1:49.9 mm; Mass:0.12 kg; Max operating temperature, Tmax:120 °C; Fatigue limit load, Cu:0.48 kN; Da max:50 mm; rs min:1 mm; d1:36.4 mm; Brand:SNR;

da - Cone Frontface Backing Diameter:37.08 mm; C - Cup Width:15.875 mm; d:30 mm; K - Factor7:1.53; a - Effective Center Location3:-4.3 mm; R - Cone Backface To Clear Radius1:3.560 mm; Y - ISO Factor9:1.57; Cup Part Number:14274A; D:68.956 mm; Ca90 - Dynamic Thrust Rating (90 million revolutions)6:20

Db - Cup Backface Backing Diameter:52.07 mm; C90 - Dynamic Radial Rating (90 million revolutions)4:1850 lbf; e - ISO Factor8:0.47; B:14.684 mm; G1 - Heat Generation Factor (Roller-Raceway):10.7; da - Cone Frontface Backing Diameter:35.05 mm; Series:08000; a - Effective Center Location3:-1.3 mm; C -

Seal, Shield Symbols:ZZ; Size Standards:Metric System; Bearing Style:Double Shielded; Retainer Type:Punching; d:100; Load Direction:Radial; Size Standards:Metric System; Precision:Grade 5; Number of Raceway Ring Rows:Single Row; Rolling Element Material:Steel;

Bearing Used:Deep Groove Ball Bea; Bearing Retained:Yes (with retaining; Number of Bearings:Single; Holder Surface Treatment:Clear Anodize; Days to Ship:8 Days; Seals:DD (Contact Rubber S; Bearing Retained:Yes (with retaining; Bearing I.D. d(mm):15; Lateral Width L(mm):44; Height Indication:Height S

D:100; Basic Dynamic Load Rating(N):23700; B:16; Bearing Style:Rubber Sealed; Max. Allowed rpm(rpm):3700; Precision:Grade 0; Types:16**/6*** series; Type:Ball; Specifications/Environment:Standard / Dust Proo; Inner/Outer Ring Material:Steel;

rs min:2 mm; Nlim (grease):6,400 rpm; Da max:101 mm; da max:68.5 mm; Max operating temperature, Tmax:110 °C; Brand:NTN; Characteristic rolling element frequency, BSF:4.07 Hz; da min:59 mm; f0:13.2; Dynamic load, C:62 kN;

Retainer Type:Punching; B:16; Bearing Style:Rubber Sealed; Seal, Shield Symbols:LLB; Type:Ball; d:50; D:80; Days to Ship:6 Days; Type:Ball; Inner/Outer Ring Material:Steel;

Number of Bearings:Double; Seals:DD (Contact Rubber S; Flange O.D. H(φ):50; Type:Bearings with Housin; Number of Bearings:Double; Bearing Used:Deep Groove Ball Bea; RoHS:6; Holder Surface Treatment:Not Provided; Bearing Retained:No; Flange Shape:Square Type;

s1:33.4 mm; B1:43.7 mm; d1:62 mm; T min.:-20 °C; H:110 mm; Designation of housing:C209-; C0:20.8 kN; G:M6x1; C:31.85 kN; T max.:100 °C;

Bearing Used:Deep Groove Ball Bea; Days to Ship:8 Days or more; Bearing Retained:Yes (with retaining; Width T(mm):55 ～ 120; RoHS:6; Number of Bearings:Double; Type:Bearings with Housin; Shape:Flange Type; Flange Shape:Compact Type; Shape:Flange Type;