Bearings, units and housings -- Roller bearings -- Tapered roller bearings -- Matched tapered roller bearings -- Matched single row tapered roller bearings arranged face-to-face SKF 30221/DF

30221/DF

SKF Explorer

Dimensions

d		105	mm
D		190	mm
T		78	mm
2B		72	mm
b		10	mm
K		4	mm
r_3,4	min.	2.5	mm
r₅	min.	1	mm

Abutment dimensions

d_a	max.	123	mm
D_a	min.	165	mm
D_a	max.	178.5	mm
C_a	min.	5	mm
r_a	max.	2.5	mm
r_c	max.	1	mm

Calculation data

Basic dynamic load rating	C	571	kN
Basic static load rating	C₀	710	kN
Fatigue load limit	P_u	80	kN
Reference speed		2200	r/min
Limiting speed		3400	r/min
Calculation factor	e	0.43
Calculation factor	Y₁	1.6
Calculation factor	Y₂	2.3
Calculation factor	Y₀	1.6

Mass

Mass bearing pair

9.01

Model Number: 30221/DF
Inner Diameter：105mm Outer Diameter：190mm Width：-mm
Reference speed:3400 r/min Limiting speed:2200 r/min
Type：Bearings, units and housings Roller bearings Tapered roller bearings Matched tapered roller bearings
Details： Matched tapered roller bearings Matched single row tapered roller bearings arranged face-to-face
Update date：2025-12-09
Application:animal,miscellaneous instruments,medical equipment,Vertical machining,car shock absorber,stamping die,plastic blow molding,plastic molding,axle lathe,engineering machinery,packaging machinery
Similar models:30221/DF 30221 30221T88/DB
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1000580	254	304.8	25.4	Seals
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20x30x7 CRW1 R	20	30	7	Seals
6226-2Z	130	230	40	Bearings, units and housings
80 VA V	72	-	-	Seals
70x100x10 HMSA10 RG	70	100	10	Seals
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7013 ACD/P4AL	65	100	18	Bearings, units and housings
IR 50X55X20 IS1	50	55	20	Bearings, units and housings
NUP 313 ECML	65	140	33	Bearings, units and housings
PCMF 141617 E	14	16	17	Bearings, units and housings
RIS 208 A	-	-	-	Bearings, units and housings

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Hot number： 1525 VRME R 115x150x12 HMS5 RG 160 VL R 3314 A-2Z 31330 X/DF 32x50x10 HMSA10 V 6013 6410 7019 CE/P4AH1 KDMS 704-460/210 S7003 ACE/HCP4A S71914 ACB/HCP4A SAF 22517 x 3 TLC SAF 22638 TLC W 63800-2RS1