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Home>Products>Large Slewing Bearings>3R8-79N9 Rotek Slewing Ring Bearings

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3R8-79N9 Rotek Slewing Ring Bearings

Name: 3R8-79N9 Rotek Slewing Ring Bearings
Brand: Rotek
SKU: 3R8-79N9
Rating: 4.9 (5 reviews)

Rotek 3R8-79N9 Bearing SPECIFICATIONS

3R8-79N9 Rotek Slewing Ring Bearings, 0.15 Coefficient of friction µ max. Units and Housings CAD models , Large Slewing Bearings 124 ° α Manufacturing Service . Get Your Free. handong Zhiyuan Bearing Co., Ltd
Brand Name:Rotek
Model Number:
3R8-79N9
Coefficient of friction µ max.:0.15
D:240 mm
α:124 °
Permissible sliding velocity v min.:0 m/s
Specific dynamic load factor K:25 N/mm²
h:222.5 mm
Mass bushing:15.9 kg
Coefficient of friction µ min.:0.08

handong Zhiyuan Bearing Co., Ltd

handong Zhiyuan Bearing Co., LtdChina

handong Zhiyuan Bearing Co., Ltd2020-07-10 09:46:19
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The details of Large Slewing Bearings

Coefficient of friction µ max.:0.15
D:240 mm
α:124 °
Permissible sliding velocity v min.:0 m/s
Specific dynamic load factor K:25 N/mm²
h:222.5 mm
Mass bushing:15.9 kg
Coefficient of friction µ min.:0.08
a:12.5 mm
Tolerance shaft:e7
B:250 mm
Specific static load factor K0:45 N/mm²
Tolerance housing:H7
Permissible sliding velocity v max.:0.5 m/s
d:220 mm

Rotek 3R8-79N9 3R8-79N9 Rotek Slewing Ring Bearings Codes and sizes

No.	Brand	B	A	M	h	S	J	w	a
3R16-220E1	Rotek	40 mm	3.9 mm	-	-	-	-	-	-
61.20.0414.500.01.1503	Standard 5	0.438 Inch	-	-	-	-	-	-	-
162.16.0560.890.11.1503	Standard 5	55.5 mm	-	-	-	-	-	-	-
3R8-98N9	Rotek	-	-	-	-	-	-	-	-
A20-72N5A	Rotek	13.25mm	-	-	-	-	-	-	-
L9-38P9Z	Rotek	39.70 mm	-	-	-	-	-	-	-
A19-150P1	Rotek	-	-	-	-	-	130 mm	-	-
R8-49E3	Rotek	16 mm	-	-	-	-	-	-	-
161.16.0400.890.11.1503	Standard 5	16mm	-	-	-	-	-	-	-
231.20.0600.013 Type 21/750.1	Standard 5	23.75mm	-	-	-	-	-	-	-
A18-74E3	Rotek	34mm	-	-	-	-	-	-	-
A18-60E2	Rotek	48mm	-	-	-	-	-	-	-
L9-49E9Z	Rotek	16 mm	-	-	-	-	-	-	-
62.20.0560.000.11.1503	Standard 5	-	-	-	-	-	-	-	-
M6-39P1Z	Rotek	4 mm	-	-	-	-	-	-	-
A22-105E2A	Rotek	18mm	-	-	-	-	-	-	-
A22-129N1	Rotek	1.5000 in	-	-	-	-	-	-	-
62.20.0414.575.01.1403	Standard 5	32 mm	-	-	-	-	-	-	31 mm
A12-47P2	Rotek	44.45 mm	-	-	-	-	-	-	-
L9-42N9Z	Rotek	54.00 mm	-	-	-	-	-	-	-
A10-34E6	Rotek	-	-	-	45.244 mm	4.763 mm	-	-	-
62.20.0400.001.21.1503	Standard 5	-	60 mm	-	-	-	170 mm	-	-
60.20.0414.575.01.1403	Standard 5	33.3mm	-	-	-	-	-	-	-

L9-53E9Z Rotek Slewing Ring Bearings	SKU:23032kejw33c2-timken; Clearance:C2; Static Load Rating (kN):1040; Weight:9.30 KGS; Limiting Speed Rating (r/min):2000; Dynamic Load Rating (kN):705; Availability:In Stock; B:60mm; Reference Speed Rating (r/min):2400; d:160mm; Cage Type:Steel; D:240mm; Seals or Shields:Open Type;
231.20.0400.503 Type 21/520.1 Standard 5 Slewing Ring Bearings	SKU:31308a-ntn; Cage Type:Steel; D:90mm; Seals or Shields:Open Type; d:40mm; B:25.25mm; Availability:In Stock; Clearance:Standard; Weight:0.02 KGS;
3R8-68N3B Rotek Slewing Ring Bearings	Q120°:5800 kN; N1:56 mm; J1:260 mm; Appropriate attachment bolt, size G:48 mm; P0°:8800 kN; J:1110 mm; End cover:ETS 96; Appropriate attachment bolt, rec. tightening torque:5450 N·m; H:920 mm; ATS:480 mm; Eye bolt, size:2 x M 48; Labyrinth seal:2 x TS 96/410; bb:230 mm; Initial grease fill, 40%:15 kg; A1:440 mm; Ca:290 mm; Mass housing:941 kg; ba max.:243 mm; Q150°:3350 kN; A:470 mm;
61.20.0400.101.21.1503 Standard 5 Slewing Ring Bearings	N1:19.05 mm; H1:82.55 mm; R2:21.431 mm; Appropriate attachment bolt size G:0.625 in; Max. speed for PosiTrac Plus seal:2350 r/min; PG:1/8 NPT; R1:46.038 mm; L:285.75 mm; P180°:40 kN; Mass pillow block:15.4 kg; H2:30.163 mm; Da:130 mm; J1:47.625 mm; ba:32.544 mm; P60°:104 kN; P120°:36.9 kN; Stabilizing ring:SR-15-0; P150°:33.4 kN; Ca:37.008 mm; RG:1/4 NPT;
A16-56N5 Rotek Slewing Ring Bearings	Reference speed:24000 r/min; da min.:42 mm; Calculation factor f0:13.8; Limiting speed:15000 r/min; Calculation factor kr:0.025; r1,2 min.:1.1 mm; D1 ≈:59.95 mm; B:17 mm; Basic dynamic load rating C:27 kN; D:72 mm; Fatigue load limit Pu:0.655 kN; ra max.:1 mm; Da max.:65 mm; d1 ≈:46.94 mm; Mass bearing:0.29 kg; d:35 mm; Basic static load rating C0:15.3 kN;
250.15.0375.013 Type 13/4 Standard 5 Slewing Ring Bearings	Pa:10.9 kN; S:4.763 mm; J max.:295.275 mm; L:349.25 mm; R1:60.325 mm; R2:27.781 mm; Da:160 mm; da:80.963 mm; End plug (suffix Y):EPR 11; H1:101.6 mm; Initial grease fill:141.75 g; Mass pillow block:30.8 kg; H2:41.275 mm; J min.:263.525 mm; ba:40.481 mm; P180°:58.7 kN; Cap bolt recommended tightening torque:149.1 N·m; P150°:48 kN; Housing:SAFS 518; P120°:53.4 kN;
R11-79N3 Rotek Slewing Ring Bearings	Fatigue Load Rating (kN):3.35; Clearance:C3; d:75mm; Static Load Rating (kN):49; B:25mm; Weight:1.19 KGS; SKU:6215-c3-fag; Limiting Speed Rating (r/min):11000; Reference Speed Rating (r/min):5900; Dynamic Load Rating (kN):65.5; Seals or Shields:Open Type; Availability:In Stock; Cage Type:Steel; D:130mm;
A16-67P2 Rotek Slewing Ring Bearings	Basic Dynamic Radial Load Rating C:17400 N; B:24.00 mm; D:42.0000 mm; Fillet Radius ra:0.64 mm; Oil Speed Rating n2:16000 rpm; d:20.000 mm; Basic Static Radial Load Rating Co:12500 N; Fillet Radius rb:0.30 mm; Grease Speed Rating n1:14000 rpm;

3R8-79N9 Rotek Slewing Ring Bearings Video

Rotek 3R8-79N9 INTERCHANGE

Large Slewing Bearings Part series 3R8-79N9 is a potential replacement for these common bearing part numbers:

NSK3R8-79N9
SKF3R8-79N9
NTN3R8-79N9
FAG3R8-79N9
TIMKEN3R8-79N9
KOYO3R8-79N9
NACHI3R8-79N9
DODGE3R8-79N9

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