REXROTH ZDR6DP0-4X/45YM W80 Valves

Brand Name:REXROTH
Model Number:
ZDR6DP0-4X/45YM W80
Da (max):26 mm
Factor fo:14.3
Weight:0.016 kg
D:28 mm
da (min):17 mm
Radial Clearance:0.011 to 0.025 mm
Static Load Rating:2,250 N
Bore Type:Cylindrical Bore

REXROTH ZDR6DP0-4X/45YM W80 Valves ‎Specifications ‎

Da (max):	26 mm	Factor fo:	14.3	Weight:	0.016 kg
D:	28 mm	da (min):	17 mm	Radial Clearance:	0.011 to 0.025 mm
Static Load Rating:	2,250 N	Bore Type:	Cylindrical Bore	Limiting Speed - Grease:	17,000 rpm
Fillet Radius/Chamfer:	0.3 mm

REXROTH ZDR6DP0-4X/45YM W80 Valves Dimensions

Bearing number	XAA33019/Y33019
Outer Diameter (mm)	145
a -	10,2 mm
da	102 mm
Weight	2,25 Kg
Calculation factor (e)	0,28
Bore Diameter (mm)	95
r	1,5 mm
D	145 mm
Basic static load rating (C0)	378 kN

We Provide ExtensiveREXROTH ZDR6DP0-4X/45YM W80 ValvesSelection And Competitive Wholesale Pricing.

REXROTH 3WE6A7X/HG24N9K4/B10 Valves

Mass needle roller and cage assembly:0.0021 kg; Outer Diameter (mm):9; Bore Diameter (mm):12; Reference speed:30000 r/min; Width (mm):13; Ew:12 mm; Fw:9 mm; Fatigue load limit - Pu:0.001 kN; Bearing number:K 9x12x13 TN; Basic dynamic load rating C:5.72 kN;
Read More ...
REXROTH S6A1.0 Valves

Brand:NTN; Size (mm):23.812x50.292x14.224; ra1 max.:1,3 mm; d:23,812 mm; C:10,668 mm; Width (mm):14,224; B:14,732 mm; Calculation factor (Y0):0,88; Bore Diameter (mm):23,812; a:3,4 mm;
Read More ...
REXROTH M-2SEW 6 N3X/420MG205N9K4 R900210963 Valves

Brand:ISO; S:16 mm; Width (mm):51,6; d:50 mm; G:18 mm; Z:54,6 mm; E:111 mm; Bolt (G):M14; A:143 mm; C:22 mm;
Read More ...
REXROTH 4WE6F6X/EW230N9K4/B10 Valves

da min.:1 216 mm; Weight:1 340 Kg; r min.:7,5 mm; Da max.:1 504 mm; (Grease) Lubrication Speed:140 r/min; Size (mm):1180x1540x272; B:272 mm; d:1180 mm; Calculation factor (Y1):4,4; Basic dynamic load rating (C):11 000 kN;
Read More ...
REXROTH 4WE6L6X/EW230N9K4/B10 Valves

Bore Diameter (mm):10; Bearing number:6200ZZ; D:30 mm; Brand:FBJ; Width (mm):9; Weight:0,032 Kg; B:9 mm; Size (mm):10x30x9; C:9 mm; Basic static load rating (C0):2,36 kN;
Read More ...
REXROTH M-2SEW 6 P3X/630MG24N9K4 R900053182 Valves

D:11 mm; d:5 mm; Bearing number:685ZZ; C:5 mm; Width (mm):5; Bore Diameter (mm):5; r min.:0,15 mm; B:5 mm; Outer Diameter (mm):11; Brand:ISB;
Read More ...
REXROTH 4WE6C7X/OFHG24N9K4/V Valves

d:45 mm; r1 min.:1,1 mm; Size (mm):45x85x23; r2 min.:1,1 mm; Width (mm):23; da max:69 mm; Basic dynamic load rating (C):106 kN; da min.:52 mm; Calculation factor (k2):0,128; Fatigue load limit (Pu):12,9;
Read More ...
REXROTH 4WE6C7X/OFHG24N9K4 Valves

Attainable speed for grease lubrication:17500 r/min; Size (mm):125x80x22; Preload class C:174 N/micron; Preload class C GC:1090 N; ra max.:1 mm; Calculation factor f0:9.4; da max.:95.1 mm; da min.:86 mm; d1:95.83 mm; rb max.:0.6 mm;
Read More ...
REXROTH 3WE6B7X/HG24N9K4/B10 Valves

Basic dynamic load rating (C):494 kN; d:79,375 mm; a:15 mm; Width (mm):57,15; Weight:8,69 Kg; Bore Diameter (mm):79,375; D:190,5 mm; C:46,038 mm; B:57,531 mm; (Grease) Lubrication Speed:1900 r/min;
Read More ...
REXROTH 4WE6EB7X/OFHG24N9K4/V Valves

Dimension R:23.0 in; Shaft Size:10.75 in; Note:This product line wa; Dimension P:1.5 in; Cor - Static Load Rating:337663 lbf; Dimension N:19.875 in; Dimension H:4.9 in; Bearing Number:LSE1012BR; Bearing UPC:013992025302; Dimension L:8.9 in;
Read More ...
REXROTH 4WE6R7X/HG24N9K4 Valves

Internal Clearance:C0-Medium; EAN:7316577732002; D2 ≈:98 mm; Weight / Kilogram:0.797; snap ring included:Without Snap Ring; Weight:0,78 Kg; r1 min.:1,5 mm; internal clearance:C0; B:22 mm; Outside Diameter:4.331 Inch | 110 Mil;
Read More ...
REXROTH 4WE6A6X/OFEG24N9K4 valves

Bearing Type:Split Cylindrical Ex; Dimension H:4.8 in; Bearing Number:HSM130BX; Bolt Size:4 x M24; Dimension R:18.1 in; Bearing - Housing - Seal UPC:013992041333; Cor - Static Load Rating:218964 lbf; Bearing UPC:013992023766; Dimension N:15.372 in; Dimension T:20.9 in;
Read More ...
REXROTH 4WE6B6X/OFEG24N9K4 Valves

C:95 mm; Brand:ISO; Bearing number:6272; Bore Diameter (mm):360; Outer Diameter (mm):650; D:650 mm; Width (mm):95; Size (mm):360x650x95; B:95 mm; d:360 mm;
Read More ...
REXROTH 4WE10A5X/OFEG24N9K4/M Valves

Snap Ring:No; Static load, C0:15.3 kN; B:17,000 mm; Characteristic cage frequency, FTF:0.4 Hz; da min:41.5 mm; Keyword String:Ball; Brand:NTN; Weight / LBS:0.635; Da max:65.5 mm; Internal Clearance:C3-Loose;
Read More ...
REXROTH 4WE6EB6X/OFEG24N9K4/B10 Valves

Configuration:Double Row; B:180 mm; Weight:148.000 kg; Limiting Speed - Oil:840 rpm; Enclosure:Open; Dynamic Load Rating:4,250,000 N; D:540 mm; Nr. of Holes:8; d:360 mm; Static Load Rating:6,350,000 N;
Read More ...

Compare similarREXROTH Valves
	b	B	I	G	Z	E	i	A
4WE6EB6X/OFEG24N9K4/B10	-	180 mm	-	-	-	-	-	-
4WE6A6X/OFEG24N9K4	-	-	-	-	-	-	-	-
M-2SEW 6 N3X/420MG205N9K4	-	-	-	18 mm	54,6 mm	111 mm	-	143 mm
4WE6F6X/EW230N9K4/B10	-	272 mm	-	-	-	-	-	-
M-2SEW 6 P3X/630MG24N9K4	-	5 mm	-	-	-	-	-	-
3WE6A7X/HG24N9K4/B10	-	-	-	-	-	-	-	-
4WE10A5X/OFEG24N9K4/M	-	17,000 mm	-	-	-	-	-	-
4WE6C7X/OFHG24N9K4/V	-	-	-	-	-	-	-	-
4WE6R7X/HG24N9K4	-	22 mm	-	-	-	-	-	-
S6A1.0	-	14,732 mm	-	-	-	-	-	-
3WE6B7X/HG24N9K4/B10	-	57,531 mm	-	-	-	-	-	-
4WE6C7X/OFHG24N9K4	-	-	-	-	-	-	-	-
4WE6EB7X/OFHG24N9K4/V	-	-	-	-	-	-	-	-
4WE6L6X/EW230N9K4/B10	-	9 mm	-	-	-	-	-	-
4WE6B6X/OFEG24N9K4	-	95 mm	-	-	-	-	-	-
4WE 6 Q6X/EW230N9K4/V	-	-	-	-	-	-	-	-
4WMM6D5X/V	-	-	-	-	-	-	-	-
4WE6M7X/HG24N9K4/V	-	-	-	-	-	-	-	-
4WE6P7X/HG24N9K4/V	-	-	-	-	-	-	-	-
DBW20B1-5X/100-6EG24N9K4/V	-	-	-	-	-	-	-	-
4WE6G7X/HG24N9K4/V	-	-	-	-	-	-	-	-
DBW30B2-5X/100-6EG24N9K4/V	-	-	-	-	-	-	-	-
S10P30-1X	-	-	-	Tr 440x5	-	-	-	-
DBW10B1-5X/200-6EG24N9K4/V	-	-	-	-	-	-	-	-
DR10-2-5X/100YM	-	55 mm	-	-	-	-	-	-
4WE6W7X/HG24N9K4	-	-	-	-	-	-	-	-
4WE6EB6X/OFEW230N9K4/V	-	-	-	-	-	-	-	-
4WE6B6X/OFEG24N9K4/V	-	-	-	-	-	-	-	-
DBW20B2-5X/50-6EG24N9K4/V	-	-	-	-	-	-	-	-
DBE30-3X/315YG24N9K4	-	-	-	-	-	-	-	-
4WE6A7X/OFHG24N9K4/V	-	248 mm	-	-	-	-	-	-
S6A3.0	-	-	-	-	-	-	-	-
4WE6L7X/HG24N9K4/V	-	-	-	-	-	-	-	-
4WE6F7X/HG24N9K4	-	-	-	-	-	-	-	-
4WE6B7X/OFHG24N9K4/B10	-	41,275 mm	-	-	-	-	-	-
DBW20B2-5X/350-6EG24N9K4/V	-	-	-	-	-	-	-	-
4WMM6E5X/V	-	19,583 mm	-	-	-	-	-	-
DBE20-3X/315YG24N9K4	-	-	-	-	-	-	-	-
DBW10B1-5X/100-6EG24N9K4/V	-	-	-	-	-	-	-	-
4WE6L6X/EG24N9K4/B10	-	39 mm	-	-	-	-	-	-
DBW10B2-5X/50-6EG24N9K4/V	-	-	-	-	-	-	-	-
4WE10A3X/OFCG24N9K4	-	95 mm	-	-	-	-	-	-
M-2SEW 6 N3X/630MG205N9K4	-	-	-	-	-	-	-	-
S10P50-1X	-	-	-	-	-	-	-	-
3WMM6A5X/V	-	18 mm	-	-	-	-	-	-
4WE6D7X/OFHG24N9K4/B10	-	-	-	-	-	-	-	-
DBE30-3X/100YG24N9K4	-	-	-	-	-	-	-	-
4WE6B6X/OFEW230N9K4	22,3 mm	-	-	-	-	-	-	-
DBW10B1-5X/350-6EG24N9K4/V	-	16 mm	-	-	-	-	-	-
DBW30B2-5X/350-6EG24N9K4/V	-	-	-	-	-	-	-	-
4WE6M7X/HG24N9K4/B10	-	-	-	-	-	-	-	-
DBE10-3X/50YG24N9K4	-	120 mm	-	-	-	-	-	-
4WE6T7X/HG24N9K4/B10	-	-	34,0 mm	-	44,4 mm	92 mm	19 mm	-
S6A3.0	-	20 mm	-	-	-	-	-	-
DR20-2-5X/100Y	-	-	-	-	-	-	-	-
S6A5.0	-	-	-	-	-	-	-	-
DBW20B2-5X/315-6EG24N9K4/V	-	19,05 mm	-	-	-	-	-	-
4WE6P7X/HG24N9K4	-	-	-	-	-	-	-	-
4WE6T6X/EG24N9K4/B10	-	-	-	-	-	-	-	-
DBE20-3X/50YG24N9K4	-	-	-	-	-	-	-	-
ZDR6DP0-4X/45YM W80	-	-	-	-	-	-	-	-
DBW30B1-5X/100-6EG24N9K4/V	-	14 mm	-	-	-	-	-	-
4WE6B6X/OFEW230N9K4/B10	-	108.000 mm	-	-	-	-	-	-
4WE6G7X/HG24N9K4/B10	-	-	-	-	-	-	-	-
S6A2.0	-	-	-	-	-	-	-	-
4WE6EB7X/OFHG24N9K4	-	-	-	-	-	-	-	-
ZDR6DP1-4X/210Y	-	-	-	-	-	-	-	-
S6A1.0	-	-	-	-	-	-	-	-
4WE6T6X/EW230N9K4/V	-	86 mm	-	-	-	-	-	-
DBE30-3X/50YG24N9K4	-	31 mm	-	-	-	-	-	-
4WMM6H5X/V	-	-	-	-	-	-	-	-
4WE10A5X/OFEG24N9K4/M	-	-	-	-	-	-	-	-
S10P02-1X	-	-	-	-	-	-	-	-
4WE6A6X/OFEG24N9K4/V	-	-	-	-	-	-	-	-
DBE10-3X/200YG24N9K4	-	-	-	-	-	-	-	-
DBW10B2-5X/350-6EG24N9K4/V	3,65 mm	-	-	-	-	-	-	-
S8A2.0	-	-	-	-	-	-	-	-
4WE6P6X/EW230N9K4/B10	-	16 mm	-	-	-	-	-	-
4WE6W7X/HG24N9K4/B10	-	-	-	-	-	-	-	-
4WE6C7X/HG24N9K4/B10	-	-	-	-	-	-	-	-
4WE6B6X/OFEW230N9K4/V	-	-	-	-	-	-	-	-
4WE6A6X/OFEG24N9K4/B10	-	55 mm	-	-	-	-	-	-
4WE10B5X/OFEG24N9K4/M	-	58 mm	-	-	-	-	-	-
4WE10B3X/OFCW230N9K4	-	16,5 mm	-	-	-	-	-	-
4WE6B6X/OFEG24N9K4/B10	-	-	-	-	-	-	-	-
ZDR6DP2-4X/75Y	-	-	-	-	-	-	-	-
4WE6H7X/HG24N9K4/B10	-	16 mm	-	-	-	-	-	-
ZDR6DP2-4X/150Y	-	-	-	-	-	-	-	-
M-2SEW 6 P3X/420MG24N9K4	-	-	-	-	-	-	-	-
4WE6F6X/EG24N9K4/B10	-	-	-	-	-	-	-	-
4WE6B7X/OFHG24N9K4/V	-	-	-	-	-	-	-	-
4WE6U7X/HG24N9K4/B10	-	6 mm	-	-	-	-	-	-
DR10-2-5X/100Y	-	250 mm	-	-	-	-	-	-
DBW10B2-5X/315-6EG24N9K4/V	-	2,5 mm	-	-	-	-	-	-
DBW30B1-5X/200-6EG24N9K4/V	-	43 mm	-	-	-	-	-	-
DBW10B1-5X/315-6EG24N9K4/V	-	-	-	-	-	-	-	-
DBE30-3X/200YG24N9K4	-	26,5 mm	-	-	-	-	-	-
M-2SEW 6 N3X/420MG24N9K4	-	18 mm	-	-	-	-	-	-
DR20-2-5X/100YM	-	-	-	-	-	-	-	-
4WE6C7X/OFHG24N9K4/B10	-	-	-	-	-	-	-	-
4WE6P6X/EW230N9K4/V	-	-	-	-	-	-	-	-
3WMM6B5X/V	-	-	-	-	-	-	-	-
4WE6A6X/OFEW230N9K4	-	-	-	-	-	-	-	-
ZDR6DP2-4X/210Y	-	-	-	-	-	-	-	-
3WE6A6X/EW230N9K4/B10	-	37 mm	-	-	-	-	-	-
4WE6A7X/OFHG24N9K4/B10	-	44,4 mm	-	-	-	-	-	-
DBW20B2-5X/200-6EG24N9K4/V	-	-	-	-	-	-	-	-
DBE10-3X/100YG24N9K4	-	-	-	-	-	-	-	-
ZDR6DP2-4X/25Y	-	25,654 mm	-	-	-	-	-	-
S10P15-1X	-	-	-	-	-	-	-	-
DBW30B1-5X/350-6EG24N9K4/V	-	21 mm	-	-	-	-	-	-
M-3SEW 6 C3X/630MG205N9K4	-	80 mm	-	-	-	-	-	-
4WMM6G5X/V	-	-	-	-	-	-	-	-
M-3SED 6 UK1X/350CG24N9K4	-	16,75 mm	-	-	-	-	-	-
3WE6B6X/EW230N9K4/B10	-	13 mm	-	-	-	-	-	-
4WMM6C5X/V	-	-	-	-	-	-	-	70 mm
4WE10B3X/OFCG24N9K4	-	17 mm	-	-	-	-	-	-
Z2S16-1-5X	-	-	-	-	-	-	-	-
4WE6R6X/EW230N9K4/B10	-	-	-	-	-	-	-	-
M-3SEW 6 U3X/630MG24N9K4	-	-	-	-	-	-	-	-
Z2FS10-5-3X/SV	-	40 mm	-	-	-	-	-	-
4WE6EB7X/OFHG24N9K4/B10	-	23 mm	-	-	-	-	-	-
4WE6R6X/EW230N9K4/V	-	-	-	-	-	-	-	-
4WE6L7X/HG24N9K4/B10	-	40 mm	-	-	-	-	-	-
DBE20-3X/100YG24N9K4	-	-	-	-	-	-	-	-
DBW30B1-5X/50-6EG24N9K4	-	-	-	-	-	-	-	-
4WE6W6X/EW230N9K4/V	-	-	-	-	-	-	-	-
4WE6U6X/EW230N9K4/B10	-	-	-	-	-	-	-	-
M-2SEW 6 P3X/420MG205N9K4	-	-	-	-	-	-	-	-
4WE6M7X/HG24N9K4	-	-	-	-	-	-	-	-
4WE6E7X/HG24N9K4/B10	-	43 mm	-	-	-	-	-	-
DBW10B1-5X/50-6EG24N9K4/V	-	-	-	-	-	-	-	-
4WE6R7X/HG24N9K4/B10	-	-	-	-	-	-	-	-
DBW10B2-5X/200-6EG24N9K4/V	-	-	-	-	-	-	-	-
4WE6F7X/HG24N9K4/V	-	-	-	-	-	-	-	-
M-3SED 6 UK1X/350CG205N9K4	-	-	-	-	-	-	-	-
ZDR6DP1-4X/75Y	-	-	-	-	-	-	-	-
4WE10A3X/OFCW230N9K4	-	-	-	-	-	-	-	-
DBW30B1-5X/50-6EG24N9K4/V	-	49,2 mm	-	17 mm	-	102 mm	-	-
S10P05-1X	-	7,142 mm	-	-	-	-	-	-
4WE6R7X/HG24N9K4/V	-	-	-	-	-	-	-	-
4WE6A6X/OFEW230N9K4/B10	-	28 mm	-	-	-	-	-	-
S8A5.0	-	19,000 mm	-	-	-	-	-	-
ZDR6DP1-4X/25Y	-	-	-	-	-	-	-	-
DBW30B2-5X/50-6EG24N9K4/V	-	23 mm	-	-	-	-	-	-
4WE6L7X/HG24N9K4	-	36 mm	-	-	-	-	-	-
4WE10B5X/OFEG24N9K4/M	-	31 mm	-	-	-	-	-	-
3WE6B7X/HG24N9K4/V	-	16 mm	-	-	-	-	-	-
ZDR6DP1-4X/150Y	-	-	-	-	-	-	-	115.00 mm
DBW20B1-5X/50-6EG24N9K4/V	-	-	-	-	-	-	-	-
4WE6P6X/EG24N9K4/B10	-	75 mm	-	-	-	-	-	-
4WE6U7X/HG24N9K4/V	-	-	-	-	-	-	-	-
4WE6C7X/HG24N9K4/V	-	-	-	-	-	-	-	-
DBW30B1-5X/315-6EG24N9K4/V	-	8 mm	-	-	-	-	-	-
M-3SED 6 CK1X/350CG205N9K4	-	-	-	-	-	-	-	-
4WE6B7X/OFHG24N9K4	-	-	-	-	-	-	-	-
S8A3.0	-	30 mm	-	-	-	-	-	-
4WE6T7X/HG24N9K4/V	-	-	-	-	-	-	-	-
M-2SEW 6 P3X/630MG205N9K4	-	-	-	-	-	-	-	-
S6A2.0	-	-	-	-	-	-	-	-
4WE6Q7X/HG24N9K4	-	-	-	-	-	-	-	-
DBW20B1-5X/350-6EG24N9K4/V	-	-	-	-	-	-	-	-
DBW20B1-5X/315-6EG24N9K4/V	-	-	-	-	-	-	-	-
4WE6A7X/OFHG24N9K4	-	-	-	-	-	-	-	-
4WE6T7X/HG24N9K4	-	-	-	-	-	-	-	-
4WMM6J5X/V	-	-	-	-	-	-	-	-
S8A1.0	-	-	-	Tr750x7	-	-	-	-
DBW20B2-5X/100-6EG24N9K4/V	-	-	-	-	-	-	-	-
4WE6W6X/EG24N9K4/B10	-	-	-	-	-	-	-	-
DBW20B1-5X/200-6EG24N9K4/V	-	47 mm	-	-	-	-	-	-
DBW30B2-5X/200-6EG24N9K4/V	-	27,38 mm	-	-	-	-	-	-
4WE6EB6X/OFEW230N9K4/B10	-	-	-	-	-	-	-	-
DBW30B2-5X/315-6EG24N9K4/V	-	32,5 mm	-	-	-	-	-	-
4WE6C6X/OFEW230N9K4/B10	-	-	-	-	-	-	-	-
DBE20-3X/200YG24N9K4	-	-	-	-	-	-	-	-
M-3SEW 6 C3X/630MG24N9K4	-	-	-	-	-	-	-	-
4WE6P7X/HG24N9K4/B10	-	-	-	-	-	-	-	-
M-3SED 6 CK1X/350CG24N9K4	-	-	-	-	-	-	-	-
DBW10B2-5X/100-6EG24N9K4/V	-	117,475 mm	-	-	-	-	-	-
4WE6Q7X/HG24N9K4/V	-	-	-	-	-	-	-	-
DBE10-3X/315YG24N9K4	-	-	-	-	-	-	-	-
4WE6F7X/HG24N9K4/B10	-	3 mm	-	-	-	-	-	-
4WE6F6X/EW230N9K4/V	-	-	-	-	-	-	-	-
4WE6W6X/EW230N9K4/B10	-	-	-	-	-	-	-	-
4WE6W7X/HG24N9K4/V	-	-	-	-	-	-	-	-
S6A5.0	-	-	-	-	-	-	-	-
4WE6A6X/OFEW230N9K4/V	-	-	-	-	-	-	-	-
4WE6Q7X/HG24N9K4/B10	-	12 mm	-	-	-	-	-	-
M-2SEW 6 N3X/630MG24N9K4	-	-	-	-	-	-	-	-

Contact Us

Jinan Chenyu Bearing Import & Export Co., Ltd.: AddressRoom C-22,Third floor,Shandong communicate center,No.81 ,Jiluo street,Tianqiao District,Jinan city,C; Phone(Working Time)86-02-7234223; Fax

Send Now

Related News

fafnir bearing distributors catalog

Find a Distributor Location | The Timken CompanyAnother way to help ensure you receive genuine Timken products is to use the WBA Bearing Authenticator mobile app. The unique QR code we are adding to Factory Authorized Bearing Distributor Line...

150x250x100 bearing size pdf file

Bearing 150RUB41 (NSK) | Size and Specification | BearingsSpherical roller bearings 150RUB41. Bearing number : 150RUB41. Size (mm) : 150x250x100. Brand : NSK. Bore Diameter (mm) : 150. Outer Diameter (mm) : NSK 24130CE4 Spherical roller...

90x50x20 bearing dimensions

Deep groove ball bearings - 6210-2Z d, 50, mm. D, 90, mm. B, 20, mm. d1, ≈, 62.51, mm. D2, ≈, 81.61, mm. r1,2, min. 1.1, mm. Abutment dimensions. da, min. 57, mm. da, max. 62.4, mm. Da, max Bearing 90x50x20, Bearing 90x50x20 Suppliers...

Product Categories

Top Products

REXNORD ZAFS6315F Pillow Block Bearings	LINK BELT KPSS219 Pillow Block Bearings	AMI BLX2W Mounted Units & Inserts
Vickers 101-1019-009 Motor Seal	Timken 387 Bearing