Timken NA87700 – 87112D
Tapered Roller Bearings - TNA (Tapered Double, non-adjustable) Imperial
(BRAND)：TIMKEN
(Availability)：In Stock
(EMAIL)：info@noksbearings.com
Detailed data of
NA87700 – 87112D
Specifications
Cone Part Number
NA87700
Cup Part Number
87112D
Related Assembly Number(s)
NA87700-90011
Design Unit
Inch
Dimensions
d - Bore
177.800 mm
D - Cup Outer Diameter
282.575 mm
T - Bearing Width across Cones
107.95 mm
C - Double Cup Width
79.375 mm
Abutment and Fillet Dimensions
R - Cone Backface "To Clear" Radius1
3.5 mm
r - Cup Backface "To Clear" Radius2
1.5 mm
db - Cone Backface Backing Diameter
200 mm
Da - Cup Frontface Backing Diameter
266.95 mm
Basic Load Ratings
C90 - Dynamic Radial Rating (90 million revolutions)3
132000 N
C1 - Dynamic Radial Rating (1 million revolutions)4
748000 N
C5
93900 N
C906
230000 N
Factors
K - Factor7
1.41
e - ISO Factor8
0.42
Y1 - ISO Factor9
1.62
Y2 - ISO Factor10
2.42
Similar to product
NA87700 – 87112D
