Bearings, units and housings -- Roller bearings -- Spherical roller bearings -- Spherical roller bearings -- SKF 21309 E

21309 E

SKF Explorer

Dimensions

d		45	mm
D		100	mm
B		25	mm
d₂	≈	65.3	mm
D₁	≈	88	mm
b		6	mm
K		3	mm
r_1,2	min.	1.5	mm

Abutment dimensions

d_a	min.	54	mm
D_a	max.	91	mm
r_a	max.	1.5	mm

Calculation data

Basic dynamic load rating	C	129	kN
Basic static load rating	C₀	127	kN
Fatigue load limit	P_u	14	kN
Reference speed		6300	r/min
Limiting speed		8500	r/min
Calculation factor	e	0.24
Calculation factor	Y₁	2.8
Calculation factor	Y₂	4.2
Calculation factor	Y₀	2.8

Mass

Mass bearing

0.99

Model Number: 21309 E
Inner Diameter：45mm Outer Diameter：100mm Width：25mm
Reference speed:8500 r/min Limiting speed:6300 r/min
Type：Bearings, units and housings Roller bearings Spherical roller bearings Spherical roller bearings
Details： Spherical roller bearings
Update date：2025-12-09
Application:Internal thread type,Roller,medical equipment,non-ferrous metal alloy,small diesel generators,stamping die,boring bar boring bar,Machine tools,Blood coagulation reagent,vacuum filter,roller lathe
Similar models:21309 EK 21309 E BD-21309 EK-AH 309 BD-21309 EK-H 309
BEARING POWER International Trading Co.,Ltd. specialize in 21309E products，there is large inventory of SKF 21309 E Spherical roller bearings. We has been built up long-term cooperation with SKF company, could make a bulk order of the 21309 E Which SKF 21309E 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.

Model No.	Inner Diameter	Outer Diameter	Width	Type
15656	39.7002	63.55	7.95	Seals
18785	47.625	76.12	7.95	Seals
240/750 ECAK30/W33	750	1090	335	Bearings, units and housings
31311	55	120	31.5	Bearings, units and housings
626/HR11QN	6	19	6	Bearings, units and housings
71902 CD/HCP4A	15	28	7	Bearings, units and housings
NCF 2952 CV	260	360	60	Bearings, units and housings
SAF 1610 x 1.5/8	41.275	-	-	Bearings, units and housings
SYR 1 7/16 N-118	36.5125	-	-	Bearings, units and housings
SY 1.3/4 TF/VA228	44.45	-	-	Bearings, units and housings
TU 1.1/16 TF	26.988	-	-	Bearings, units and housings
W 61915-2Z	75	105	16	Bearings, units and housings

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Hot number： 21320 EK 60006 7008 CE/HCP4A 72x140x12 HMSA10 V C 3072 KM FSAF 1316 KMFE 19 L NA 4907 NJ 1030 ML NNU 4884 K/W33 NUP 306 ECJ SAF 22538 T SAW 23536 SNW 24x4 SY 1.3/16 TF/VA228