Bearings, units and housings -- Ball bearings -- Deep groove ball bearings -- Deep groove ball bearings -- SKF 308 NR

308 NR

Dimensions

d		40	mm
D		90	mm
B		23	mm
d₁	≈	56.11	mm
D₂	≈	77.7	mm
D₃		86.79	mm
D₄		96.5	mm
b		2.7	mm
C		3.28	mm
f		2.46	mm
r₀	max.	0.6	mm
r_1,2	min.	1.5	mm

Abutment dimensions

d_a	min.	49	mm
D_a	max.	81	mm
D_b	min.	98	mm
b_a	min.	3	mm
C_a	max.	5.74	mm
r_a	max.	1.5	mm

Calculation data

Basic dynamic load rating	C	45.7	kN
Basic static load rating	C₀	36	kN
Fatigue load limit	P_u	1.53	kN
Reference speed		14000	r/min
Limiting speed		8500	r/min
Calculation factor	k_r	0.05

Mass

Mass bearing

0.64

Included products

Snap ring

SP 90

Model Number: 308 NR
Inner Diameter：40mm Outer Diameter：90mm Width：23mm
Reference speed:8500 r/min Limiting speed:14000 r/min
Type：Bearings, units and housings Ball bearings Deep groove ball bearings Deep groove ball bearings
Details： Deep groove ball bearings
Update date：2025-12-09
Application:chemical raw materials and reagents,engineering machinery,multi-knife lathe,atomizer class,pump industry,milling head plug,ship special,industrial fans,ventilation equipment,economic mold,floor industry
Similar models:QJ 308 N2MA 308 NJ 308 ECJ 308-ZNR OH 3088 HE SAF 1308 HM 3080 PSM 030804 A51 GEZM 308 ESX-2LS BD-C 3084 KM-OH 3084 H
BEARING POWER International Trading Co.,Ltd. specialize in 308NR products，there is large inventory of SKF 308 NR Deep groove ball bearings. We has been built up long-term cooperation with SKF company, could make a bulk order of the 308 NR Which SKF 308NR 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
1040 VRME R	990	-	-	Seals
1725250	438.15	476.25	19.05	Seals
400065	5	-	-	Seals
45x85x10 HMSA10 V	45	85	10	Seals
85x150x12 HMSA10 RG	85	150	12	Seals
89424 M	120	250	78	Bearings, units and housings
BT4B 328887 G/HA1VA901	482.6	615.95	-	Bearings, units and housings
BT4B 331168 B	269.875	381	-	Bearings, units and housings
GX 30 F	30	75	26	Bearings, units and housings
HM 3172	58	-	360	Bearings, units and housings
RN-1.5x11.8 BF/G2	-	-	1.5	Bearings, units and housings
W 639-2Z	9	30	10	Bearings, units and housings

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