Chinese

Contact DUG

Quickly find the product you need

Needle bearing/Solid needle roller bearing

Solid needle roller bearing (metric) RLM-LM RNA-NA with an inscribed circle diameter of 8-115mm_NA4903

Return to List

Main size（mm）

F_W	22
D	30
C	13
γ(minimum)	0.3
d	17
B	13

Basic Rated Load（N）

C_r	11600
C_or	15400

Limiting Speeds
min^-1

oil

20000

Bearing code
No Inner Ring

RLM	RNA4903
RNA49	—
RNA59	—
RNA69	—

Bearing code
There is an inner ring

LM·NA

NA4903

weight（kg）
（refer to）

No Inner Ring	0.023
There is an inner ring	0.038

describe

NA4903 Bearings are mainly used in industries such as construction machinery, machine tools, automobiles, metallurgy, mining, petroleum, machinery, electricity, and railways

Submit requirements online

Can't find the information you're looking for? Please fill out the application form and we will reply to you as soon as possible
Find a distributor

Your local DUG dealer can provide you with technical support and sales assistance.
Online Service

DUG online customer service, timely answer customer questions
(Monday to Friday 9:00-18:00)

About Us
DUG Introduction Corporate philosophy Our advantages Global strategy
Product
Deep groove ball bearing Small ball bearings and miniature ball bearings Angular contact ball bearing Aligning ball bearing Cylindrical roller bearing Tapered Roller Bearings Self-aligning roller bearing Thrust ball bearing ALL
Industry Solutions
Automated assembly line bearings Motor bearings Gearbox bearings Metallurgical bearings Textile machine bearings Mining machinery bearings Bearings in the field of power generation Wind turbine bearings ALL
News
Bearing Information Bearing knowledge
Market sales
Sales network
Contact Us
Contact Us

Weekday service hotline

132 2888 8061

E-Mail

DEGUO_DUG@163.com

Follow DUG

Scan Contact Us

Single row deep groove ball bearing

/enFull ball type ball bearing

Small ball bearings and miniature ball bearings

Rice series

inch series

Special purpose ball bearings

Single row and paired double contact angular ball bearings

Double row angular contact ball bearing

Four point angular contact ball bearing

Four point angular contact ball bearing

Single row cylindrical roller bearing (standard series)

Single row cylindrical roller bearing (L retaining ring)

Single row cylindrical roller (new standard EM series)

Double row cylindrical roller bearings

Precision single row cylindrical roller bearing

Precision double row cylindrical roller bearings

Four columns of cylindrical bearings rolled

Cylindrical roller bearings with self-aligning seat rings

Full roller cylindrical roller bearing

Special purpose cylindrical roller bearings

single-row tapered roller bearing

Double row tapered roller bearing

Four row tapered roller bearings

Spherical roller bearings (standard series)

Special purpose self-aligning roller bearings

Single direction thrust ball bearing

Double Direction Thrust Ball Bearing

Bidirectional thrust angular contact ball bearing (TAC series) with an inner diameter of 140-400mm

High speed thrust angular contact ball bearings (ROBUST series) with an inner diameter of 50-200 millimeters

Bearings for ball screw support

Thrust cylindrical roller bearing

Thrust tapered roller bearing

/enThrust self-aligning roller bearing inner diameter 60-200mm

Thrust self-aligning roller bearing inner diameter 220-500 millimeters

Thrust self-aligning roller bearing inner diameter 530-1060mm

N series thin-walled bearings

Needle roller and cage assembly

Drawn cup needle roller bearing

Solid needle roller bearing

Thrust needle roller

Bolt type roller needle roller bearing

Ring type roller needle roller bearing

Equipped with a vertical seat-UCP2

With square seat-UCF2

With square seat-UCFL2

Circular seat with convex platform - UCFC2

Equipped with slider seat - UCT2

Equipped with slider seat - UCT3

With circular seat - UCC2

With circular seat - UCC3

With diamond shaped seat-UKFL2

With diamond shaped seat - UKFL3

Standard vertical seat self-aligning bearing with shaft diameter of 20-140mm

Large vertical seat self-aligning bearing with shaft diameter of 150-450mm

Dust proof vertical self-aligning bearing with seat, shaft diameter 50-180mm

Variable diameter vertical seat self-aligning bearing

Tightening sleeve for rolling bearings

Dismantling sleeve for rolling bearings

Nut for rolling bearings

Gaskets and other accessories for rolling bearings

Solid needle roller bearing (metric) RLM-LM RNA-NA with an inscribed circle diameter of 8-115mm

The indispensable bearing speed matching expert around you

Quickly find the product you need

Needle bearing/Solid needle roller bearing

Solid needle roller bearing (metric) RLM-LM RNA-NA with an inscribed circle diameter of 8-115mm_NA4903

Main size（mm）

Basic Rated Load（N）

Limiting Speedsmin-1

Bearing codeNo Inner Ring

Bearing codeThere is an inner ring

weight（kg）（refer to）

describe

Submit requirements online

Find a distributor

Online Service

About Us

Product

Industry Solutions

News

Market sales

Limiting Speeds
min^-1

Bearing code
No Inner Ring

Bearing code
There is an inner ring

weight（kg）
（refer to）