MOM-BS30-D8W9 Deep Groove Ball Bearing 8x30x9MM

MOM-BS30-D8W9     Deep groove ball Bearing

Inner Diameter (ID):8 mm
Outer diameter (OD):30  mm
Width/Height:9 mm
Weight:0.015 kg

Number of Row: single rows
Seals type: open closed

 Structure : inner ring UG structure,  inner ring V structure, inner ring T structure,Single row deep groove ball bearing

Material: No mark:Steel ball(SUJ2); SN24:Ceramic ball(Si3N4)

MOM-BS30-D8W9   Cage structure:
 TYN:polyamide resin cage
TR : Phenolic resin cage

BRASS:Brass cage
MOM-BS30-D8W9   Combination of mark:
SU:Universal combination (single row)
DU:Universal combination (double rows)
DB: Back-to-back combination
DF: Face-to-face combination
DT: Parallel combination
DBD.DFD.DTD:  Three rows
DBB.DFF.DBT.DFT.DTT: Four rows
MOM-BS30-D8W9   Class of precision

1.Seal form: open style, Z, ZZ, RS, 2RS, 2RZ

2.Bearing stop ring: N,NR         

3.Class of precision: ABEC-1, ABEC-3, ABEC-5, ABEC-7

4.Vibration rank: V1, V2, V3, V4

5.Noise rank: Z1,Z2,Z3,Z465.

6.Internal elimination code: C0, C2, C3, C4, C5

P2 : ISO2;    
P4 : ISO4;  
P5 : ISO5
P3 : Special grade(Dimensional accuracy:ISO4,Rotation accuracy:ISO2)
p4Y: Special grade