Nachi hydraulic pump PVD-2B-50P-18G6A-4976 replacement of the 305 excavator hydraulic pump 288-6858

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Home>Products>Engine and engine parts>Nachi hydraulic pump PVD-2B-50P-18G6A-4976 replacement of the 305 excavator hydraulic pump 288-6858 image

Nachi hydraulic pump PVD-2B-50P-18G6A-4976 replacement of the 305 excavator hydraulic pump 288-6858 image

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Specifications for Engine and engine parts

Bearing number:NU 2222 ECML
Size (mm):200x110x53
Bore Diameter (mm):200
Outer Diameter (mm):110
Width (mm):53
d:110 mm
D:200 mm
B:53 mm
D1:173.3 mm
F:132.5 mm
r1,2 - min.:2.1 mm
r3,4 - min.:2.1 mm
s:3.7 mm
da - min.:122 mm
da - max.:129 mm
db - min.:135 mm
Da - max.:187 mm
ra - max.:2 mm
rb - max.:2 mm
Basic dynamic load rating - C:440 kN
Basic static load rating - C0:520 kN
Fatigue load limit - Pu:61 kN
Reference speed:3600 r/min
Limiting speed:6000 r/min
Calculation factor - kr:0.3
Category:Cylindrical Roller Bearing
Inventory:0.0
Minimum Buy Quantity:N/A
Weight / Kilogram:7.496
Product Group:B04144
Bore Profile:Straight
Cage Material:Brass
Precision Class:RBEC 1 | ISO P0
Number of Rows of Rollers:Single Row
Separable:Inner Ring - Both Sides
Rolling Element:Cylindrical Roller Bearing
Profile:Complete with Outer and Inner Ring
Snap Ring:No
Internal Clearance:C0-Medium
Retainer:Yes
Relubricatable:Yes
Inch - Metric:Metric
Other Features:High Capacity | Plain Inner Ring | 2 Rib Outer Ring | Cage on Outer Ring ID
Long Description:110MM Bore; Straight Bore Profile; 200MM Outside Diameter; 53MM Width; Brass Cage Matetrial; RBEC 1 | ISO P0; Single Row; Inner Ring - Both Sides Separable; No Snap Ring; Relubricatable; C0-Medium Int
UNSPSC:31171547
Harmonized Tariff Code:8482.50.00.00
Noun:Bearing
Manufacturer Item Number:NU 2222 ECML
Weight / LBS:16.51
Bore:4.331 Inch | 110 Millimeter
Outside Diameter:7.874 Inch | 200 Millimeter
Width:2.087 Inch | 53 Millimeter
bore diameter::110 mm
precision rating::RBEC 1 (ISO Class Normal)
outside diameter::200 mm
maximum rpm::4000 RPM
overall width::53 mm
bearing material::Steel
flanges::(2) Outer Ring
cage material::Brass
bore type::Straight
finish/coating::Uncoated
number of rows::1
closure type::Open
internal clearance::C0
application::Piston Type Machines, Rolling Mills, Spindles/Machine Tools
ring separation::Separable Ring
outer ring width::53 mm
operating temperature range::Maximum of +300 °F
fillet radius::2 mm
dynamic load capacity::440 kN
series::NU22
static load capacity::520 kN
D1 ≈:173.3 mm
r1,2 min.:2.1 mm
r3,4 min.:2.1 mm
s max.:3.7 mm
da min.:122 mm
da max.:129 mm
db min.:135 mm
Da max.:187 mm
ra max.:2 mm
rb max.:2 mm
Basic dynamic load rating C:440 kN
Basic static load rating C0:520 kN
Fatigue load limit Pu:61 kN
Calculation factor kr:0.3
Limiting value e:0.3
Axial load factor Y:0.4
Mass bearing:7.4 kg

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Jinan Excavator Parts Company: Email[email protected]; AddressTianqiao, Beiyuan District, Jinan，Shandong; Phone(Working Time)86 0531-8299 9952; Fax86 0531 -82990353

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Specifications for Engine and engine parts

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