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Home>Products>Large Slewing Bearings>R8-44N3 Rotek Slewing Ring Bearings

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R8-44N3 Rotek Slewing Ring Bearings

Name: R8-44N3 Rotek Slewing Ring Bearings
Brand: Rotek
SKU: R8-44N3
Rating: 4.9 (5 reviews)

Rotek R8-44N3 Bearing SPECIFICATIONS

R8-44N3 Rotek Slewing Ring Bearings with easy-to-use parts graphics, giving you the ability to check parts availability, 2800 r/min Limiting speed Large Slewing Bearings 38.342 mm a pricing, China Kobelco Hydraulic Final Drive Motor Supplier examine 167.5 mm db min. remanufactured options.
Brand Name:Rotek
Model Number:
R8-44N3
a:38.342 mm
db min.:167.5 mm
Limiting speed:2800 r/min
Ca min.:5 mm
r1,2 min.:3.3 mm
C:34.925 mm
Calculation factor Y:1.7
T:41.275 mm

China Kobelco Hydraulic Final Drive Motor Supplier

China Kobelco Hydraulic Final Drive Motor SupplierChina

China Kobelco Hydraulic Final Drive Motor Supplier2020-07-10 09:46:19
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R8-44N3 Rotek Slewing Ring Bearings Dimensions

a:38.342 mm
db min.:167.5 mm
Limiting speed:2800 r/min
Ca min.:5 mm
r1,2 min.:3.3 mm
C:34.925 mm
Calculation factor Y:1.7
T:41.275 mm
Reference speed:2400 r/min
B:41.275 mm
Calculation factor e:0.35
d:152.4 mm
Basic dynamic load rating C:251 kN
rb max.:3.3 mm
Basic static load rating C0:480 kN
Dimension series:LM 330400
da max.:166 mm
r3,4 min.:3.3 mm
Calculation factor Y0:0.9
Da max.:189 mm

Rotek R8-44N3 R8-44N3 Rotek Slewing Ring Bearings Technology

A16-79P1A Rotek Slewing Ring Bearings	R2:22.225 mm; Ca:45.796 mm; Appropriate attachment bolt size G:0.625 in; da:73.025 mm; PG:1/8 NPT; J max.:279.4 mm; Cap bolt recommended tightening torque:298.3 N·m; Cap bolt, SAE grade:8; P90°:49.8 kN; Max. speed for PosiTrac Plus seal:1950 r/min; A2:127 mm; Pa:9.25 kN; RG:3/8 NPT; ba:35.719 mm; PosiTrac Plus contact element:2 x B10724-53; N1:19.05 mm; Labyrinth ring:2 x LOR 52; P120°:31.6 kN;
L6-25P9ZD Rotek Slewing Ring Bearings	Calculation factor f2A:1; Calculation factor f:1.08; a:27.3 mm; Basic dynamic load rating C:16.3 kN; Ball diameter Dw:7.938 mm; Preload class C GC:870 N; r1,2 min.:1.1 mm; db min.:66 mm; Calculation factor (single, tandem) Y2:0.87; Db max.:90.8 mm; Calculation factor e:0.68; Calculation factor f1:0.99; Static axial stiffness, preload class A:135 N/µm; Preload class B GB:440 N; B:18 mm; Fatigue load limit Pu:0.52 kN;
3R8-88E9 Rotek Slewing Ring Bearings	da min.:57 mm; D1 ≈:77.95 mm; ra max.:1 mm; B:23 mm; Limiting value e:0.3; Basic static load rating C0:88 kN; Limiting speed:14000 r/min; da max.:57.5 mm; D:90 mm; d1 ≈:64 mm; r3,4 min.:1.1 mm; Reference speed:8500 r/min; s max.:1.5 mm; Fatigue load limit Pu:11.4 kN; Calculation factor kr:0.3; Basic dynamic load rating C:90 kN; Axial load factor Y:0.4; Da max.:82.4 mm; d:50 mm; Mass bearing:0.66 kg;
L9-38P9Z Rotek Slewing Ring Bearings	Permissible sliding velocity v min.:0.25 m/s; B:40 mm; Tolerance shaft:h8; d:20 mm; Coefficient of friction µ max.:0.1; Specific static load factor K0:20 N/mm²; D:40 mm; Permissible sliding velocity v max.:5 m/s; Tolerance housing:H7; Coefficient of friction µ min.:0.05; Specific dynamic load factor K:10 N/mm²; Mass bushing:0.23 kg;
M4-30P4Z Rotek Slewing Ring Bearings	da min.:22.1 mm; D:35 mm; Sealing solution:Triple-lip seals; Mass plain bearing:0.065 kg; Basic dynamic load rating C:44 kN; da max.:24.2 mm; b1:3.1 mm; M:2 mm; rb max.:0.3 mm; dk:29 mm; Lubricant:Maintenance free &nd; C:12 mm; Basic static load rating C0:146 kN; Da min.:30.9 mm; ra max.:0.3 mm; Material constant KM:330; B:16 mm; Da max.:33.2 mm; b:3.1 mm; α:9 °;
M4-26P4Z Rotek Slewing Ring Bearings	Pu:13.900 kN; b1:13 mm; r1s (min):2 mm; s:1.5 mm; F:65 mm; b:8 mm; Static (Coa):114 kN; d2:50 mm; rs (min):2 mm; B:27 mm; d2 (max):71.4 mm; D:110 mm; Dynamic (Ca):117 kN; E:97 mm;
A14-48E22 Rotek Slewing Ring Bearings	B:38.1 mm; Bearing:YAR 206-104-2RF/VE49; A:33 mm; Recommended diameter for attachment bolts, inch G:0.375 in; Limiting speed:3800 r/min; Basic dynamic load rating C:19.5 kN; s1:22.2 mm; Mass bearing unit:0.44 kg; Recommended tightening torque for grub screw:4 N·m; Thread grub screw G2:1/4-28 UNF; B4:5 mm; T:42.2 mm; J:116.5 mm; L:83 mm; Housing material:Composite for food a; Recommended diameter for attachment bolts, mm G:10 mm;
L9-42E9Z Rotek Slewing Ring Bearings	Mass bearing:7.55 kg; Basic dynamic load rating C:535 kN; da min.:131 mm; D:200 mm; d2 ≈:135 mm; ra max.:2 mm; K:4.5 mm; d:120 mm; Basic static load rating C0:695 kN; Fatigue load limit Pu:71 kN; Calculation factor Y1:2.5; Calculation factor Y2:3.7; B:62 mm; da max.:135 mm; Da max.:189 mm; b:8.3 mm; D1 ≈:183 mm; Calculation factor e:0.27; Limiting speed:720 r/min; r1,2 min.:2 mm;

No.	Brand	T	F	M	d	E	N	H	U
L9-42N9Z	Rotek	-	-	-	-	-	-	109.537 mm	-
3R6-55E9	Rotek	-	-	-	-	-	-	-	-
H8-54N1	Rotek	-	-	-	-	-	-	-	-
R8-44E3	Rotek	-	-	-	-	-	38 mm	-	-
R9-67E3	Rotek	-	-	-	50 mm	-	26 mm	114 mm	-
L6-25N9ZD	Rotek	-	-	-	17 mm	-	6.8 mm	25 mm	-
S14-90E1	Rotek	-	-	-	-	-	-	258.762 mm	-
A14-49P1A	Rotek	-	113.5 mm	-	90 mm	-	-	-	-
L6-22N9ZD	Rotek	-	-	2.5 mm	30 mm	-	-	-	-
A14-56P1E	Rotek	-	-	13 mm	750 mm	-	-	-	-
S16-112E1	Rotek	-	-	-	-	-	-	-	-
A12-48E12	Rotek	-	-	-	70.000 mm	-	-	-	-
R9-67N3	Rotek	53.3 mm	-	-	34.925 mm	-	-	-	-
A24-119E11A	Rotek	-	-	-	-	-	-	-	-
A10-32N1A	Rotek	-	-	-	60.000 mm	-	-	-	-
A14-48E22	Rotek	42.2 mm	-	-	31.75 mm	-	-	142.5 mm	-
R8-39N3	Rotek	-	-	-	15.000 mm	-	-	-	-
M5-30P1Z	Rotek	-	-	-	-	-	-	217.488 mm	-
L9-53E9Z	Rotek	-	-	-	-	-	-	305.594 mm	-
A6-11P5	Rotek	-	-	-	200 mm	-	-	-	-

R8-44N3 Rotek Slewing Ring Bearings Video

Rotek R8-44N3 INTERCHANGE

Large Slewing Bearings Part series R8-44N3 is a potential replacement for these common bearing part numbers:

NSKR8-44N3
SKFR8-44N3
NTNR8-44N3
FAGR8-44N3
TIMKENR8-44N3
KOYOR8-44N3
NACHIR8-44N3
DODGER8-44N3

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China Kobelco Hydraulic Final Drive Motor Supplier: AddressAmilio Ardenas No.102 APDO.204，H.K.62865，Neptla，EO City Mexico, Mexico; Phone(Working Time)+52-96-6254-6324; Fax

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