Bearings, units and housings -- Super-precision bearings -- Cylindrical roller bearings -- Cylindrical roller bearings, double row, super-precision -- SKF NNU 4952 BK/SPW33

NNU 4952 BK/SPW33

Dimensions

d		260	mm
D		360	mm
B		100	mm
D₁		325.6	mm
F		292	mm
b		13.9	mm
K		3	mm
r_1,2	min.	2.1	mm
r_3,4	min.	1.1	mm
s	max.	4.5	mm

Tapered bore, taper 1:12

Abutment dimensions

d_a	min.	271	mm
d_a	max.	288	mm
D_a	max.	349	mm
d_n		294.5	mm

Calculation data

Basic dynamic load rating	C	748	kN
Basic static load rating	C₀	1700	kN
Fatigue load limit	P_u	163	kN
Attainable speed for grease lubrication		2000	r/min
Attainable speed for oil-air lubrication		2400	r/min
Reference grease quantity	G_ref	366	cm³
Static radial stiffness (guideline value)		6830	N/µm

Mass

Mass bearing

30.5

Model Number: NNU 4952 BK/SPW33
Inner Diameter：260mm Outer Diameter：360mm Width：100mm
Reference speed:- Limiting speed:-
Type：Bearings, units and housings Super-precision bearings Cylindrical roller bearings Cylindrical roller bearings, double row, super-precision
Details： Cylindrical roller bearings, double row, super-precision
Update date：2021-06-07
Application:trolley,Broadcasting System,metallurgical mold,noise inspection,Insect Capture,Industrial Adhesive,instrumentation instrument,shoe-making machinery,Traffic Fire Protection Equipment Security equipment,fabric products,intermediate
Similar models:NNU 4952 BK/SPW33 NNC 4952 CV NNCL 4952 CV NNU 4952 B/SPW33 GB 4952
BEARING POWER International Trading Co.,Ltd. specialize in NNU4952BK/SPW33 products，there is large inventory of SKF NNU 4952 BK/SPW33 Cylindrical roller bearings, double row, super-precision. We has been built up long-term cooperation with SKF company, could make a bulk order of the NNU 4952 BK/SPW33 Which SKF NNU4952BK/SPW33 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
1525250	387.35	425.45	19.05	Seals
22x40x7 HMSA10 RG	22	40	7	Seals
26x42x7 HMSA10 RG	26	42	7	Seals
28x47x7 HMS5 V	28	47	7	Seals
313705 B	634.5	901.87	-	Bearings, units and housings
51138 M	190	240	37	Bearings, units and housings
8x18x7 HMS5 V	8	18	7	Seals
KM 7	8	-	35	Bearings, units and housings
N 1012 KTN/SP	60	95	18	Bearings, units and housings
OKF 230	230	500	-
PWTR 50.2RS	50	90	30	Bearings, units and housings
SNW 10x1.3/4	44.45	68.4022	44.577	Bearings, units and housings

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