d - 28,575 mm

D - 57,15 mm

T - 19,845 mm

B - 19,355 mm

C - 15,875 mm

ra1 max. - 1,5 mm

a - 13,9 mm

r min. - 3,5 mm

r1 min. - 1,5 mm

Da - 51 mm

db - 33,5 mm

ra max. - 3,5 mm

da - 39,5 mm

Db - 53,5 mm

Weight - 0,218 Kg

Basic dynamic load rating (C) - 40 kN

Basic static load rating (C0) - 44,5 kN

(Grease) Lubrication Speed - 6700 r/min

(Oil) Lubrication Speed - 9000 r/min

Calculation factor (e) - 0,33

Calculation factor (Y0) - 1

Calculation factor (Y1) - 1,8

• Model Number: 1988/1922
• Inner Diameter：28,575mm Outer Diameter：57,15mm Width：19,845mm
• Type：Tapered Roller Bearings
• Update date：2025-12-10
• Application:heating fans,ECG,lifting upgrade,education model Instruments,lathe,labor insurance,ventilation heating equipment,Broadcasting System,medical equipment,medical equipment,spectrometer
• Similar models:NACHI H-1988R/H-1922 ISO 1988/1922 Timken 1988/1932 KOYO 1988R/1922 AST 1988/1922 NTN 4T-1988/1922 FBJ 1988/1932 Fersa 1988/1922 SKF 1988/1922/Q ISB 1988/1922
• BEARING POWER International Trading Co.,Ltd. specialize in 1988/1922 products，there is large inventory of NSK 1988/1922 . We has been built up long-term cooperation with NSK company, could make a bulk order of the 1988/1922 Which NSK 1988/1922 is the most authentic, must choose BEARING POWER, what a whole variety, reasonable price, guaranteed quality, prompt delivery via Global express.Any inquiry, never hesitate to E-mail or call +86-022-58519721 to contact us.

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