Part Details | THRUST WASHER BEARING
3120-01-552-0979 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.
Alternate Parts: 228KD236AP230, 228KD236A-P230, 228KD236AP230, 228KD236A-P230, 3120-01-552-0979, 01-552-0979, 3120015520979, 015520979
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 31 | JUN 05, 2007 | 01-552-0979 | 13211 ( BEARING, WASHER, THRUST ) |
REFERENCE DRAWINGS & PICTURES
RECTANGULAR
ROUND W/KEYWAYS
ROUND
Cross Reference | NSN 3120-01-552-0979
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 228KD236A-P230 | 89619 | MACK TRUCKS, INC.DBA MACUNGIE OPERATIONS |
| 228KD236A-P230 | Z4117 | VOLVO GROUP GOVERNMENT SALES OCEANIA |
Technical Data | NSN 3120-01-552-0979
| Characteristic | Specifications |
|---|---|
| STYLE DESIGNATOR | ROUND |
| OUTSIDE DIAMETER | 2.8590 INCHES MINIMUM AND 2.8910 INCHES MAXIMUM |
| CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR |
| OVERALL THICKNESS | 0.2290 INCHES MINIMUM AND 0.2310 INCHES MAXIMUM |
| CENTER HOLE SHAPE STYLE | ROUND W/KEYWAYS |
| MINOR DIAMETER | 1.8900 INCHES MINIMUM AND 1.9000 INCHES MAXIMUM |
| SPECIAL FEATURES | PART NO. RUBBER STAMPED ON PART; PART HAS 4 SETS OF 3 TEETH EQUALLY SPACED ON INNER DIAMETER OF BEARING |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | WASHER, THRUST M. S. 4TH SPEED (SELECTIVE) |