Bearings, units and housings -- Ball bearings -- Angular contact ball bearings -- Four-point contact ball bearings -- Angular contact ball bearings, four-point contact ball bearings SKF QJ 208 MA

QJ 208 MA

SKF Explorer

Dimensions

d		40	mm
D		80	mm
B		18	mm
d₁	≈	49.5	mm
D₁	≈	66	mm
a		42	mm
r_1,2	min.	1.1	mm

Abutment dimensions

d_a	min.	47	mm
D_a	max.	73	mm
r_a	max.	1	mm

Calculation data

Basic dynamic load rating	C	56	kN
Basic static load rating	C₀	49	kN
Fatigue load limit	P_u	2.08	kN
Limiting speed		15000	r/min
Calculation factor	A	6.602
Calculation factor	e	0.95
Calculation factor	X	0.6
Calculation factor	Y₀	0.58
Calculation factor	Y₁	0.66
Calculation factor	Y₂	1.07

Mass

Mass bearing

0.45

Model Number: QJ 208 MA
Inner Diameter：40mm Outer Diameter：80mm Width：18mm
Reference speed:15000 r/min Limiting speed:-
Type：Bearings, units and housings Ball bearings Angular contact ball bearings Four-point contact ball bearings
Details： Four-point contact ball bearings Angular contact ball bearings, four-point contact ball bearings
Update date：2026-04-16
Application:set bacteria instrument,heating fans,Laser Measurements,nail products,pump industry,ventilation fans,oral medical device,security equipment,tire industry,chemical raw materials and reagents,knitted fabrics
Similar models:BD-C 2208 KTN9-H 308 E NA 2208.2RSX YSP 208-108 SB-2F K 81208 TN BD-BS2-2208-2RSK/VT143-H 2308 E 6208/VA201 GEZH 208 ES YAR 208-2FW/VA228 6208-ZNR 6208-2RS1
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Model No.	Inner Diameter	Outer Diameter	Width	Type
13845	35.0012	48.997	7.493	Seals
16x28x7 HMS5 V	16	28	7	Seals
25x40x8 HMSA10 RG	25	40	8	Seals
891/1060 M	1060	1250	115	Bearings, units and housings
AOH 24160	280	300	224	Bearings, units and housings
BC2B 319943	635	762	101.6	Bearings, units and housings
KRE 26 PPA	-	26	36	Bearings, units and housings
P 47 R-15 FM	15	-	-	Bearings, units and housings
PCM 707550 E	70	75	50	Bearings, units and housings
SAF 22538 x 6.13/16	173.0375	-	-	Bearings, units and housings
SAF 23044 KATLC x 8	203.2	-	-	Bearings, units and housings
SAL 10 C	10	-	9	Bearings, units and housings

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Hot number： 24144 CCK30/W33 32583 440x470x20 HDS1 R 50x80x8 CRW1 V 60x85x8 HMS5 RG 6215-2RS1 89452 M BSD 2562 C FYJ 60 KF FYTB 1.11/16 LDW FYTWK 1.1/4 AYTA NJ 2232 ECML NUTR 3072 X PCM 14014560 E SYFWK 1.3/16 LTA