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NA4918R

Image for Illustration purposes only. Actual product may vary

NTN NA4918R Machined Ring Needle Roller Bearing(Race)

MODEL NA4918R

BRAND

SKU

272753

WEIGHT

2.888 lb

UOM

each

UPC

4547359113440

$1,310.79 Each

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Bearing Modification Services

Typically Ships in: 1 day

Returnable:No

Bearing Type

Needle roller bearing

Cage

Steel

Enclosure

Open

Material

High carbon chrome steel

Technical Specifications

Type

Needle Roller Bearing

Bore Type

Round

Material

High Carbon Chrome Steel

Cage Material

Steel

Limiting Speed - Oil

3800 RPM

Limiting Speed - Grease

2500 RPM

Precision

ISO Class 0

Configuration

One

Enclosure

Open

Bearing Design

w/ Inner Ring

Oil Hole

w/ Oil Hole

Radial Internal Clearance

CN

Static Load Rating

56500 lbf252000 N252.00 kN

Dynamic Load Rating

26100 lbf116000 N116.00 kN

Weight

2.888 lb1.310 kg

Operating Temperature Range

-40 to 250 F-40 to 120 C

Dimensional Specifications


Machined-Ring Needle Roller Bearing w/ Inner Ring - NA49.R, NA59, NA69R, NK.R+1R Series - Dimensions

d

3.5433 in90.000 mm

D

4.9213 in125.000 mm

F

4.1339 in105.000 mm

B

1.3780 in35.000 mm

r

0.0433 in1.100 mm

s

0.0394 in1.000 mm

da min

3.7992 in96.500 mm

Da max

4.6654 in118.500 mm

ras max

0.0394 in1.000 mm

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