Bearings, units and housings -- Super-precision bearings -- Cylindrical roller bearings -- Cylindrical roller bearings, double row, super-precision -- SKF NN 3044 K/SPW33

NN 3044 K/SPW33

Dimensions

d		220	mm
D		340	mm
B		90	mm
d₁		265.2	mm
E		310	mm
b		15	mm
K		7.5	mm
r_1,2	min.	3	mm
r_3,4	min.	1.1	mm
s	max.	2	mm

Tapered bore, taper 1:12

Abutment dimensions

d_a	min.	233	mm
D_a	min.	313	mm
D_a	max.	327	mm
d_n		302.4	mm

Calculation data

Basic dynamic load rating	C	809	kN
Basic static load rating	C₀	1460	kN
Fatigue load limit	P_u	143	kN
Attainable speed for grease lubrication		2400	r/min
Attainable speed for oil-air lubrication		2800	r/min
Reference grease quantity	G_ref	260	cm³
Static radial stiffness (guideline value)		4700	N/µm

Mass

Mass bearing

27.5

Model Number: NN 3044 K/SPW33
Inner Diameter：220mm Outer Diameter：340mm Width：90mm
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：2026-06-24
Application:Tool,container finishing,marine analysis,Leather Products,vacuum filter,coal,Vertical machining,Optical detection,other rubber,rubber products machinery and equipment,food sterilization
Similar models:SSAFS 23044 KAT x 7.7/8 SAF 23044 KA x 8 SSAFS 23044 KA x 7.13/16 SSAFS 23044 KATLC x 7.15/16 SAF 23044 KA x 7.13/16 SAF 23044 KATLC x 7.15/16 NCF 3044 CV SNW 3044x8 MS 3044 OH 3044 H
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Model No. Inner Diameter Outer Diameter Width Type

25x40x7 HMS5 RG
50x65x10 HMSA10 V
NU 215 ECM
PCM 202325 E
SAF 23038 KAT x 6.15/16

Purchase the SKF NN 3044 K/SPW33 Please fill in the following

Hot number： 160x190x15 HMS5 RG BD-23264 CCK/W33-OH 3264 H 29276 32540 32944 400354 43x60x8 CRW1 R 6026 M D/W R3W.1562 R GEM 45 ESX-2LS N 310 ECP NU 315 ECP/VL0241 SNP 3152x9.7/16 SSAFS 23044 KATLC x 7.7/8 WS 81118

Model No.	Inner Diameter	Outer Diameter	Width	Type
25x40x7 HMS5 RG
50x65x10 HMSA10 V
NU 215 ECM
PCM 202325 E
SAF 23038 KAT x 6.15/16