Item # M1218EHX, Outer Ring w/ Cage & Rollers, Two Ribs & Blind Dowel Hole in Outer Ring O.D. On NTN Bearing Corp. of America

NTN BEARING CORPORATION OF AMERICA
Head Office
1600 E. Bishop Court, P.O. Box 7604
Mount Prospect, IL 60056-7604, U.S.A.
Phone: 847-298-7500
Fax: 847-699-9744
Toll Free: 800-323-2358
Email: mkt@ntnamerica.com
Website: www.ntnamericas.com

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Unit of Measure

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Technical Specifications

Type	N/A Outer Ring w/ Rollers
Bore Type	N/A Round
Material	N/A Hardened Alloy Steel
Cage Material	N/A X Bar Composite Steel
Configuration	N/A One
Tolerance	N/A ISO Class 0 (RBEC 1)
Oil Hole	N/A w/o Oil Hole
Radial Internal Clearance	N/A CN
Static Load Rating	N/A 54500 lbf243000 N243.00 kN
Dynamic Load Rating	N/A 42500 lbf188000 N188.00 kN
Enclosure	N/A Open
Operating Temperature Range	N/A -40 to 250 ºF-40 to 120 ºC

Dimensional Specifications

Outer Ring w/ Cage & Rollers, Two Ribs & Blind Dowel Hole in Outer Ring O.D. - Dimensions
A	N/A 4.2209 in107.210 mm
D	N/A 6.2992 in160.000 mm
W	N/A 1.1811 in30.000 mm
r	N/A 0.0799 in2.030 mm
H	N/A 5.3500 in135.890 mm
a	N/A 0.1799 in4.570 mm
b	N/A 0.1598 in4.060 mm
U (Plain Rings)	N/A 4.0591 in103.100 mm
V (Rib Rings)	N/A 4.2205 in107.200 mm
X (Plain Rings)	N/A 5.8110 in147.600 mm
Z (Rib Rings)	N/A 5.5906 in142.000 mm