Bearings, units and housings -- Super-precision bearings -- Cylindrical roller bearings -- Cylindrical roller bearings, double row, super-precision -- SKF NN 3038 K/SPW33

NN 3038 K/SPW33

Dimensions

d		190	mm
D		290	mm
B		75	mm
d₁		228.2	mm
E		265	mm
b		11.3	mm
K		6	mm
r_1,2	min.	2.1	mm
r_3,4	min.	1.1	mm
s	max.	3	mm

Tapered bore, taper 1:12

Abutment dimensions

d_a	min.	201	mm
D_a	min.	267	mm
D_a	max.	279	mm
d_n		258.9	mm

Calculation data

Basic dynamic load rating	C	594	kN
Basic static load rating	C₀	1080	kN
Fatigue load limit	P_u	108	kN
Attainable speed for grease lubrication		2800	r/min
Attainable speed for oil-air lubrication		3200	r/min
Reference grease quantity	G_ref	144	cm³
Static radial stiffness (guideline value)		4280	N/µm

Mass

Mass bearing

Model Number: NN 3038 K/SPW33
Inner Diameter：190mm Outer Diameter：290mm Width：75mm
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：2026-04-16
Application:electrostatic protection,Vertical machining,Industrial Electromechanical,reinforced machinery,textile machinery,generator,surgical instruments,roller lathe,CNC,lifting equipment Hoisting hoist,plastic blow molding
Similar models:SSAFS 23038 KAT x 7 BD-C 3038 K-AH 3038 G HA 3038 H 3038 SNL 3038 TURA SAFS 23038 KA x 7 313038 A SAF 23038 KAT x 6.13/16 SAFS 23038 KATLC x 7 SAF 23038 KA x 7
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99472	122	131.4958	24.003	Seals
IR 90x100x26	90	100	26	Bearings, units and housings
K 70x76x20	70	76	20	Bearings, units and housings
NKIS 15	15	35	20	Bearings, units and housings
PBM 170190240 M1G1	170	190	240	Bearings, units and housings

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Hot number： 1214 ETN9 319436 DA-2LS 33109 38.1x54.4x12.8 TP 42x62x10 HMS5 V D/W RW4 R-2RS1 KMTA 24 N 1020 KTN9/HC5SP NJ 2306 ECP NU 12/630 ECMA/HB1 NUP 311 ECP PBMF 10512580 M1G1 S7012 ACD/P4A SAFS 23040 KATLC x 7.1/4 SNL 616 TURU