Bearings, units and housings -- Ball bearings -- Deep groove ball bearings -- Deep groove ball bearings -- SKF RLS 9-2Z

RLS 9-2Z

Aftermarket only

Dimensions

d		28.575	mm
D		63.5	mm
B		15.875	mm
d₁	≈	40.36	mm
D₂	≈	54.06	mm
r_1,2	min.	1.6	mm

Abutment dimensions

d_a	min.	36	mm
d_a	max.	40.2	mm
D_a	max.	56	mm
r_a	max.	1.5	mm

Calculation data

Basic dynamic load rating	C	20.3	kN
Basic static load rating	C₀	11.2	kN
Fatigue load limit	P_u	0.475	kN
Reference speed		22000	r/min
Limiting speed		12000	r/min
Calculation factor	k_r	0.025
Calculation factor	f₀	14

Mass

Mass bearing

0.23

Model Number: RLS 9-2Z
Inner Diameter：28.575mm Outer Diameter：63.5mm Width：15.875mm
Reference speed:12000 r/min Limiting speed:22000 r/min
Type：Bearings, units and housings Ball bearings Deep groove ball bearings Deep groove ball bearings
Details： Deep groove ball bearings
Update date：2026-10-14
Application:lifting equipment Hoisting hoist,Small air generators,pump industry,security equipment,security equipment,beverage production,gas turbine,hydraulic pressure gauge,Beauty and Body,Other Measurements,electrocardiograph
Similar models:FSNL 517 W 630/1.5-2Z PBMF 405025 M1G1 SAF 22524 x 4.1/8 T 7312 BEGAY SNL 520-617 K 89317 M W 617/6 KR 22 XB PBMF 10512550 M1G1
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Model No. Inner Diameter Outer Diameter Width Type

2309 EKTN9
638-2RZ
K 55x60x20
PCM 657070 M
SNW 11x1.3/4

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Hot number： 1105x1160x25 HDS1 R 19215 23944 CC/W33 30308T72/DB 591/560 F 7334 BCBM 7314 ACCBM 85072 C 30/530 M PCM 10010530 M PSMF 354520 A51 SAF 1618 x 3.1/8 T SAF 22318 SAF 22522 x 3.7/8 T SAFS 22517 x 2.7/8 T

Model No.	Inner Diameter	Outer Diameter	Width	Type
2309 EKTN9
638-2RZ
K 55x60x20
PCM 657070 M
SNW 11x1.3/4