Item # NF309G1C4, Cylindrical Roller Bearing - Separable Inner Ring w/ Two Ribs, Outer Ring w/ One Rib On NTN Bearing Corp. of America

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	Item # NF309G1C4, Cylindrical Roller Bearing - Separable Inner Ring w/ Two Ribs, Outer Ring w/ One Rib

Unit of Measure: Imperial Metric Both

Order Now · Technical Specifications · Dimensional Specifications

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

Technical Specifications

Type		Cylindrical Roller Bearing

Bore Type		Round

Material		Hardened Alloy Steel

Cage Material		High Strength Machined Brass Rivetless w/ square holes

Limiting Speed - Oil		8400 RPM

Limiting Speed - Grease		7200 RPM

Configuration		One

Tolerance		ISO Class 0 (RBEC 1)

Oil Hole		w/o Oil Hole

Radial Internal Clearance		CN

Static Load Rating		16000 lbf 71000 N 71.00 kN

Dynamic Load Rating		16600 lbf 74000 N 74.00 kN

Enclosure		Open

Weight		2.060 lb 0.934 kg

Dimensional Specifications

		Cylindrical Roller Bearing - Separable Inner Ring w/ Two Ribs, Outer Ring w/ One Rib - Dimensions larger image

d		1.7717 in 45.000 mm

D		3.9370 in 100.000 mm

B		0.9843 in 25.000 mm

Ew		3.4055 in 86.500 mm

J		2.5197 in 64.000 mm

r		0.0591 in 1.500 mm

da min		2.0866 in 53.000 mm

db min		2.0866 in 53.000 mm

Da max		3.6220 in 92.000 mm

Db max		3.6220 in 92.000 mm

Db min		3.5039 in 89.000 mm

r1as max		0.0591 in 1.500 mm

Item # NF309G1C4, Cylindrical Roller Bearing - Separable Inner Ring w/ Two Ribs, Outer Ring w/ One Rib