✖

Home

Stock Categories

Technical Articles

NTN BEARINGS JAPAN

TIMKEN BEARING

DEEP GROOVE BALL BEARINGS

Home>Products>SLEWING BEARING>NNU4988K Cylindrical Roller Bearing

NNU4988K Cylindrical Roller Bearing MODELS

Need a CAD or 3D Model?

Contact Now WhatsApp Be Our Agent

NNU4988K Cylindrical Roller Bearing

NNU4988K Cylindrical Roller Bearing SPECIFICATIONS

Manufacturers of all SLEWING BEARING 650 mm D are represented in our partial list 6 mm r1,2 min. of 7650 kN Basic static load rating C0 clients. Contact Pioneer Machinery Source Gary for a complete NNU4988K Cylindrical Roller Bearing list of clients and projects.
D:650 mm
r1,2 min.:6 mm
Basic static load rating C0:7650 kN
b:22.3 mm
Limiting speed:150 r/min
d1:380 mm
Calculation factor Y2:3.6
Da max.:624 mm

Pioneer Machinery Source

Ms AmberChina

Ms Amber2020-07-10 09:46:19
Welcome to my shop! Glad to serve you! Please send your question!

Interested In: Price Inspection Certificate Product Specifications Company Profile

SLEWING BEARING Cross References

D:650 mm
r1,2 min.:6 mm
Basic static load rating C0:7650 kN
b:22.3 mm
Limiting speed:150 r/min
d1:380 mm
Calculation factor Y2:3.6
Da max.:624 mm
Mass bearing + sleeve:312 kg
da max.:458 mm

NNU4988K Cylindrical Roller Bearing Sponsored Products Related To This Item

KD120AR0 Thin-section Angular Contact Ball Bearing	Category:Pillow Block; Inventory:0.0; Minimum Buy Quantity:N/A; Weight:19.522; Product Group:M06288; Number of Mounting Holes:4; Mounting Method:Concentric Collar; Housing Style:4 Bolt Pillow Block; Rolling Element:Spherical Roller Bearing; Housing Material:Cast Steel; Expansion / Non-expansion:Expansion; Mounting Bolts:3/4 Inch; Relubricatable:Yes; Insert Part Number:22218; Seals:Teflon Labyrinth;
CRBF8022AT Thin-section Crossed Roller Bearing	Category:Sleeve Bearings; Inventory:0.0; Minimum Buy Quantity:N/A; Weight:0; Product Group:B04264; Profile:Bushing No Flange; Material Description:Oil Impregnated Sintered Bronze; Material:SAE841; Inch - Metric:Inch; Long Description:1-1/4" Nominal Bore; 1-5/8" Nominal Outside Diameter; 2-1/2" Length Thru Bore; Bushing No Flange Profile; Oil Impregnated Sintered Bronze; SAE841 Material; 1-1/42" Bore;
QJ230/176230 Four-point Contact Ball Bearing	Category:Sleeve Bearings; Inventory:0.0; Minimum Buy Quantity:N/A; Weight:0; Product Group:B04264; Profile:Bushing No Flange; Material Description:Oil Impregnated Sintered Bronze; Material:SAE841; Inch - Metric:Inch; Long Description:7/16" Nominal Bore; 5/8" Nominal Outside Diameter; 1-1/4" Length Thru Bore; Bushing No Flange Profile; Oil Impregnated Sintered Bronze; SAE841 Material; 0.44" Bore;
KB090AR0 Thin-section Angular Contact Ball Bearing	Category:Flange Block; Inventory:0.0; Minimum Buy Quantity:N/A; Weight:7.718; Product Group:M06288; Number of Mounting Holes:4; Mounting Method:V Lock; Housing Style:4 Bolt Square Flange Block; Rolling Element:Spherical Roller Bearing; Housing Material:Cast Steel; Expansion / Non-expansion:Non-expansion; Mounting Bolts:5/8 Inch; Relubricatable:Yes; Insert Part Number:22214; Seals:Triple Lip Nitrile Rubber;
VSI250755N Internal Gear Teeth Slewing Bearing	Category:Sleeve Bearings; Inventory:0.0; Minimum Buy Quantity:N/A; Weight:0; Product Group:B04264; Profile:Thrust Washer; Material Description:Oil Impregnated Sintered Bronze; Material:SAE841; Inch - Metric:Inch; Long Description:9/16" Nominal Bore; 1-1/4" Nominal Outside Diameter; 1/8" Length Thru Bore; Thrust Washer Profile; Oil Impregnated Sintered Bronze; SAE841 Material; 0.565" Bore;
BB40040(39346001) Thin-section Ball Bearing	Category:Cylindrical Roller Bearing; Inventory:0.0; Minimum Buy Quantity:N/A; Weight:1.66; Product Group:B04144; Bore Profile:Straight; Cage Material:Steel; Precision Class:RBEC 1 \| ISO P0; Number of Rows of Rollers:Single Row; Separable:No; Rolling Element:Cylindrical Roller Bearing; Profile:Complete with Outer and Inner Ring; Snap Ring:No; Internal Clearance:C72-82; Retainer:Yes; Relubricatable:Yes;
NU220E Cylindrical Roller Bearing	da min.:460 mm; D1 ≈:557 mm; Mass bearing:217 kg; B:225 mm; D:620 mm; r3,4 min.:12 mm; r1,2 min.:2 mm; s max.:2.7 mm; Basic dynamic load rating C:3910 kN; Limiting speed:1000 r/min;
RNA4909 Needle Roller Bearing 52x68x22mm	Category:Mounted Units & Inserts; Inventory:0.0; Minimum Buy Quantity:N/A; Weight:0.454; Product Group:M06288;
NNCF4832V Double Row Full Complement Cylindrical Roller Bearing	h:45.244 mm; Eye bolt:2 x 3/8-16 UNC; da:93.662 mm; P90°:107 kN; Pa:17.3 kN; H1:125.425 mm; S:4.763 mm; H:244.475 mm; Housing:SSAFS 522; Mass pillow block:54 kg;
618/850M Oilfield Bearing	Mass bearing:2283 kg; Design variant/feature:TQON.1/GW; Fatigue load limit Pu:2750 kN; Calculation factor e:0.31; r3,4 min.:10 mm; Basic dynamic load rating C:19400 kN; Comparative axial load rating CFa:794 kN; Thrust factor K:1.89; D1 ≈:938 mm; Calculation factor Y2:3.3;
FCDP130180650/YA6 Four-Row Cylindrical Roller Bearing 650900650mm	Basic dynamic load rating C:73.8 kN; Attachment bolt diameter G:12.7 mm; A1:72.231 mm; s:25.4 mm; J:88.9 mm; a:2.381 mm; B:69.85 mm; N1:14.287 mm; d2:62.706 mm; A:57.15 mm;
W30210 Forklift Bearing	B2 ≈:405 mm; G:Tr 530x6; Calculation factor e:0.35; Basic dynamic load rating C:11183 kN; G1:54 mm; Calculation factor Y1:1.9; d2 ≈:633 mm; D1 ≈:779 mm; ra max.:6 mm; B1:393 mm;
CF20BR/KR52 Track Roller Bearing 20x52x24mm	Category:Pillow Block; Inventory:0.0; Minimum Buy Quantity:N/A; Weight:8.21; Product Group:M06288; Number of Mounting Holes:4; Mounting Method:Adapter Sleeve; Housing Style:4 Bolt Pillow Block; Rolling Element:Spherical Roller Bearing; Housing Material:Cast Steel; Expansion / Non-expansion:Non-expansion; Mounting Bolts:1/2 Inch; Relubricatable:Yes; Insert Part Number:INS-IP-206R; Seals:Triple Lip Contact;
SL192307 Bearing	Category:Flange Block; Inventory:0.0; Minimum Buy Quantity:N/A; Weight:5.902; Product Group:M06288; Number of Mounting Holes:4; Mounting Method:Eccentric Collar; Housing Style:4 Bolt Round Flange Cartridge; Rolling Element:Spherical Roller Bearing; Housing Material:Cast Steel; Expansion / Non-expansion:Expansion; Mounting Bolts:1/2 Inch; Relubricatable:Yes; Insert Part Number:22211; Seals:Teflon Labyrinth;

SLEWING BEARINGS , Products – ISB Bearing

ISB slewing bearings are necessary when in a given machine or system, one structural part needs to rotate in the opposite direction to another along a fixed axis

Slewing Rings (Turntable Bearings) Components - SilverThin

Slewing Ring Bearings - Components (Turntable Bearings). Inner Ring and Outer Ring; Rolling Elements; Spacers, Spacer Balls & Separators. Mounting Holes

Slewing Bearings - Rotek Inc

Slewing Bearings. Rotek is the North American manufacturing leader of slewing bearings. Rotek slewing bearings are machine elements which absorb all axial and radial forces and the resulting tilting moments in a single self-retaining and ready-to-install unit

Slewing Rings & Slewing Bearings | iglide® PRT | igus®

Shop our large selection of maintenance-free, self-lubricating slewing rings & slewing ring bearings, manufactured from high-strength plastic

Slewing bearings - Liebherr

Products. Liebherr manufactures customer and application specific large diameter bearing slewing rings. Depending on given requirements, various sizes and

Slewing ring bearings, turntable bearings | Kaydon Bearings

Kaydon Bearings: slewing ring/turntable bearings and pinions. Four point contact, eight point contact, cross roller, three row roller

Slewing bearing - Wikipedia

A slewing bearing or slew[ing] ring is a rotational rolling-element bearing that typically supports a heavy but slow-turning or slow-oscillating load, often a horizontal platform such as a conventional crane, a swing yarder, or the wind-facing platform of a horizontal-axis windmill

Slewing bearings

Slewing bearings comprise an inner ring and an outer ring, one of which usually incorporates a gear. Together with attachment holes in both rings, they enable

Slewing Rings - Bearings - Grainger Industrial Supply

28 products - Slewing rings may be small, but they power some of the toughest machines in the industry. Shop Grainger's selection of slewing rings for your

Contact Us

Pioneer Machinery Source: Email[email protected]; Address13 Tuas Road Distributor Service Singapore 638512; Phone(Working Time)0065 82577418; Fax0065 82577552

Send Now

NNU4988K Cylindrical Roller Bearing Technical Articles

الاستخدام السليم لل SKF الشحوم

الاستخدام السليم لل SKF الشحوم الاستخدام السليم للشحوم يتطلب معرفة حركة الشحم في تحمل SKF لضمان استقرار الشحوم. حركة الشحم شغل في تحمل المتداول ، مع دوران تحمل SKF يمكن تقسيم تقريبًا إلى مرحلتين. بشكل عام ، فإن كمية الشحم في SKF تحمل دائما تتجاوز الكمية...

Uso adequado da graxa SKF

O uso adequado de graxa requer conhecimento do movimento da graxa no rolamento da SKF para garantir a estabilidade da graxa. O movimento da graxa encheu o rolamento, com a rotação do rolamento SKF O giro pode ser dividido em duas etapas. Em geral, a...

Uso adecuado de la grasa SKF

El uso correcto de la grasa requiere el conocimiento del movimiento de la grasa en el rodamiento SKF para garantizar la estabilidad de la grasa. El movimiento de la grasa rellena el rodamiento, con la rotación del rodamiento SKF. El torneado se puede...