Design. All bearings described by this specification sheet
shall be angular contact instrument bearings with a flanged,
separable and stepped inner ring configuration.
Material. The ball and ring material for these bearings
shall be corrosion resistant steel 440C (UNS S44004) conforming
Tolerance class. The tolerance class shall be in accordance
with the ABEC 7P tolerance tables of ANSI/AFBMA Standard 12.2.
This tolerance class shall apply to all bearing sizes listed in
Table I of this specification sheet.
4. Boundary dimensions. The boundary dimensions shall be as
specified by the dash number (DASH NO) in Table I.
Retainer. The retainer shall be as specified by the part
number designator (PN DES) in Table II.
Closures. Closures are not available for this type of
bearing. Part number designator N shall be used as shown in
Radial internal clearance or contact angle. Radial internal
clearance or contact angle shall be as specified by the part number
designator in Table IV.
Calibration. Calibration shall be as specified by the part
number designator in Table V.
Performance Test. The performance test shall be as specified
by the part number designator in Table VI.
10.1. Lubricant. The lubricant shall be in accordance with the
specification indicated by the part number designator in table VII.
10.2. Lubricant amount. The amount of lubricant shall be as
specified by the part number designator in Table VIII.
10.3. Barrier coating. Barrier coating shall be applied to bearings
as specified by the part number designation in Table VII.