Item # NA4904L, Machined-Ring Needle Roller Bearing w/ Inner Ring - NA49 Series, Single Sealed On NTN Bearing Corp. of America

Search Catalog



	All Categories Machined-Ring Needle Roller Bearings w/ Inner Ring


	Item # NA4904L, Machined-Ring Needle Roller Bearing w/ Inner Ring - NA49 Series, Single Sealed

Unit of Measure: Imperial Metric Both

Order Now · Technical Specifications · Dimensional Specifications

Order Now

Ordering Options		Find a Distributor Contact NTN Customer Support Specialist Order through NTN DOL (Authorized Distributors Only)

Technical Specifications

Type		Needle Roller Bearing

Bore Type		Round

Material		High Carbon Chrome Steel

Cage Material		Steel

Limiting Speed - Grease		8000 RPM

Precision		ISO Class 0

Configuration		One

Enclosure		Single Sealed

Bearing Design		w/ Inner Ring

Oil Hole		w/ Oil Hole

Radial Internal Clearance		CN

Static Load Rating		4450 lbf 19900 N 19.90 kN

Dynamic Load Rating		3400 lbf 15200 N 15.20 kN

Weight		1.764 lb 0.800 kg

Operating Temperature Range		-40 to 250 ºF -40 to 120 ºC

Dimensional Specifications

		Machined-Ring Needle Roller Bearing w/ Inner Ring - NA49 Series, Single Sealed - Dimensions larger image

d		0.7874 in 20.000 mm

D		1.4567 in 37.000 mm

F		0.9843 in 25.000 mm

C		0.6693 in 17.000 mm

B		0.7087 in 18.000 mm

r		0.0118 in 0.300 mm

s		0.0315 in 0.800 mm

da min		0.8661 in 22.000 mm

Da max		1.1024 in 28.000 mm

ras max		0.0118 in 0.300 mm

Item # NA4904L, Machined-Ring Needle Roller Bearing w/ Inner Ring - NA49 Series, Single Sealed