INA ZARN2557-TV-A

Specifications

Brand	INA
Item Number	ZARN2557-TV-A INA
Manufacturer Part Number	0016821210000
EAN	4012802416084
Category	Needle Roller and Cage Assembly

Weight and Dimensions

Inner (d) MM	25
Outer (D) MM	57
Width (B) MM	50
Inner (d) Inch	0.9843
Outer (D) Inch	2.2441
Width (B) Inch	1.9685
Weight (kg)	0.56 kg

Product Properties

Seal

No Seal

Data from Schaeffler (medias)

Height (H) mm	50
Radial Static Load Rating C0r (N)	36000
Radial Dynamic Load Rating Cr (N)	22600
Axial Static Load Rating C0a (N)	86000
Axial Dynamic Load Rating Ca (N)	35500
Limiting speed for grease lubrication (n G Grease)	1900
Limiting speed for oil lubrication (n G Oil)	6000
ECLASS number	23-05-12-90
ECLASS2 number	23-05-12-90
Medias description	Needle roller/axial cylindrical roller bearings ZARN, double direction

Suffix description

TV

Polyamide Cage

A

The Significance Of This Sign Is Not Determined Separately. They Are In Need For Appointment Of Special Features Of The Construction Of Internal Form External Uses. In General, The Use These Only Temporarily, During A Transitional Time To Avoid Confusion. In Some Cases, They Also For Permanent Appointment Of Bearings And Parts Of The Same Type And Size, But With A Differ Interior Design. (Source: Ina-Catalogue No. 307)