|
|
|
National Stock Number:
3120-01-552-7263
Federal Supply Class:
3120
National Item Identification Number:
015527263
Description:
BEARING,WASHER,THRUST
Detail:
An item of any peripheral shape usually having one flat or spherical surface and a centrally located hole. It is designed for applications involving moving (kinetic) loads. Except for items fabricated from bearing quality synthetic (plastic) or composed of multilayer material, one bearing surface must either have a specific surface finish designation of 32 microinch (0.8 micrometre) or less, arithmetical average (aa) (arithmetic mean deviation) or one of the following conditions: be lapped or ground; have visible or detectable means of lubrication; grooves, indentations; or self-lubrication. The thickness must not exceed 25 percent of the outside diameter of the shortest distance between peripheral flats (when thickness and/or outside diameter is designated as a tolerance dimension, the maximum dimension will be used to determine compliance). Excludes straight, tubular (without flange) items having a bearing surface(s) parallel to the axis of the bore only. See also WASHER, FLAT and SPACER, SLEEVE.
|
Manufacturer Information:
| 233KD25 | 89619 | MACK TRUCKS, INC. | | 233KD25 | Z4117 | VOLVO GROUP GOVERNMENT SALES OCEANIA |
|
Techincal Specification:
| CENTER HOLE SHAPE STYLE | ROUND | | CROSS-SECTIONAL SHAPE STYLE | SHOULDERED | | DIAMETER | 2.1830 INCHES MINIMUM AND 2.1930 INCHES MAXIMUM | | FLANGE THICKNESS | 0.0610 INCHES MINIMUM AND 0.0630 INCHES MAXIMUM | | HARDNESS RATING | 69.0 ROCKWELL SUPERFICIAL 15-T MINIMUM AND 79.0 ROCKWELL SUPERFICIAL 15-T MAXIMUM OVERALL | | LUBRICATION FEATURE | GROOVE FLAT BEARING SURFACE | | OUTSIDE DIAMETER | 2.8750 INCHES NOMINAL | | OVERALL THICKNESS | 0.1900 INCHES NOMINAL | | MATERIAL DOCUMENT AND CLASSIFICATION | SAE J460 NO 792 OR 797 ASSN STD ALL MATERIAL RESPONSES OVERALL | | MATERIAL | COPPER ALLOY OR COPPER ALLOY 797 OVERALL | | SPECIAL FEATURES | 8 EQUALLY SPACED 0.030 INCH GROOVES; BRONZE SURFACE .008 - .012 EACH SIDE | | PART NAME ASSIGNED BY CONTROLLING AGENCY | WASHER, 4TH SP MS GEAR THRUST | | SHANK OUTSIDE DIAMETER | 2.1830 INCHES MINIMUM AND 2.1930 INCHES MAXIMUM | | STYLE DESIGNATOR | ROUND |
|
|