Bearings, units and housings -- Roller bearings -- Spherical roller bearings -- Spherical roller bearings -- SKF 21312 EK

21312 EK

SKF Explorer

Dimensions

d		60	mm
D		130	mm
B		31	mm
d₂	≈	87.8	mm
D₁	≈	115	mm
b		6	mm
K		3	mm
r_1,2	min.	2.1	mm

Tapered bore, taper 1:12

Abutment dimensions

D_a	max.	118	mm
r_a	max.	2	mm

Calculation data

Basic dynamic load rating	C	217	kN
Basic static load rating	C₀	240	kN
Fatigue load limit	P_u	26.5	kN
Reference speed		4800	r/min
Limiting speed		6300	r/min
Calculation factor	e	0.22
Calculation factor	Y₁	3
Calculation factor	Y₂	4.6
Calculation factor	Y₀	2.8

Mass

Mass bearing

2.05

Mounting information

Recommended lock nut tightening angle

115

Model Number: 21312 EK
Inner Diameter：60mm Outer Diameter：130mm Width：31mm
Reference speed:6300 r/min Limiting speed:4800 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:industrial supplies,DC generators,spring industry,roller lathe,ventilation equipment,plastic molding,Roller,Body shaping,rehabilitation training equipment,glass processing machine,turret industry
Similar models:21312 E BD-21312 EK-H 312 21312 EK
BEARING POWER International Trading Co.,Ltd. specialize in 21312EK products，there is large inventory of SKF 21312 EK Spherical roller bearings. We has been built up long-term cooperation with SKF company, could make a bulk order of the 21312 EK Which SKF 21312EK 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
BD-22212 EK-H 312	55	110	28	Bearings, units and housings
55157	139.7	174.65	14.3	Seals
6013	65	100	18	Bearings, units and housings
7011 ACD/P4AL	55	90	18	Bearings, units and housings
70x90x8 CRW1 R	70	90	8	Seals
71822 CD/HCP4	110	140	16	Bearings, units and housings
80x110x10 HMSA10 RG	80	110	10	Seals
99076	19.05	24.003	11.1252	Seals
AOHX 240/600	570	600	310	Bearings, units and housings
IR 6x9x12	6	9	12	Bearings, units and housings
KRV 47 PPA	-	47	24	Bearings, units and housings
SAW 23524 x 4.1/4	107.95	-	-	Bearings, units and housings

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