NTN - Bearing units catalog a-21000-i

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AGRICULTURE
INTRODUCTION
Agricultural machinery requires better seals for
contaminated conditions, provisions for misalignment,
and economical mountings for shafts and housings.
NTN offers bearings for disc harrows, planters,
mowers, rakes, all types of balers, tillage, seeding
and forage harvester equipment, combines, cotton
pickers/stripers, and other agricultural equipment like
silo unloaders and grain elevators.
Table of Contents
BCA Flanged Disc Units. ................................ 248
BCA Rubber Mounted Disc Harrow Bearings. ................ 249
1AS-7AS Square Bore Insert Bearings. ..................... 250
1AC-7AC Round Bore Insert Bearings. ..................... 251
1AH-3AH Hex Bore Insert Bearings. ....................... 252
Agricultural Segments Served:
Produce Processing, Grain Crop Mechanization,
Livestock Machinery and Other Related Applications
AGRICULTURAL BEARING – NUMBERING SYSTEM
Insert Bearings
Mounted Bearing Units
Insert Type
Bearing Series
Suffix
Mounting Type
Suffix
3 AS 11 - 1 1 ⁄2 D1V1
FD 209 TTRJHN / 3AS
Bore Type
Bore Diameter
Bearing Series
Grease Type
INSERT TYPE
Prefix is dependent on bore type.
BORE TYPE
AC Round bore
AH Hexagonal bore
AS Square bore
UNIT TYPE
FD Flanged disc unit
CDS Rubber mounted disc harrow bearing
SUFFIX
C3 C3 radial clearance
D1 Relubrication feature (insert bearing)
R Relubrication feature (mounted insert bearing)
TT Triple lip seals on both sides
N Nylon cage
Others Contact engineering for special details
GREASE TYPE
2AS Shell Alvania S2 grease
3AS Shell Alvania S3 grease
247