Part Number
Part Number:
NSN:
NIIN:
Item Name:
BEARING , WASHER , THRUST
Definition:
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.
CAGE Information
| Code |
Company |
| 89619 |
MACK TRUCKS INC. DBA MACUNGIE OPERAT |
Characteristics (Decoded)
| MRC |
Requirements Statement |
Clear Text Reply |
| MDCL |
MATERIAL DOCUMENT AND CLASSIFICATION |
SAE J403 NO. 1074 ASSN STD ALL MATERIAL RESPONSES OVERALL |
| STYL |
STYLE DESIGNATOR |
ROUND |
| ADUM |
OVERALL THICKNESS |
0.2740 INCHES MINIMUM AND 0.2760 INCHES MAXIMUM |
| AAGR |
CROSS-SECTIONAL SHAPE STYLE |
RECTANGULAR |
| AGJR |
MINOR DIAMETER |
1.8900 INCHES MINIMUM AND 1.9000 INCHES MAXIMUM |
| CQFM |
HARDNESS RATING |
40.0 ROCKWELL C MINIMUM OVERALL AND 45.0 ROCKWELL C MAXIMUM OVERALL |
| FEAT |
SPECIAL FEATURES |
PART NO. RUBBER STAMPED ON PART; PART HAS 4 SETS OF 3 TEETH EQUALLY SPACED ON INNER DIAMETER OF BEARING |
| ABMX |
CENTER HOLE SHAPE STYLE |
ROUND W/KEYWAYS |
| ABKV |
OUTSIDE DIAMETER |
2.8590 INCHES MINIMUM AND 2.8910 INCHES MAXIMUM |
| MATT |
MATERIAL |
STEEL OVERALL |
| CXCY |
PART NAME ASSIGNED BY CONTROLLING AGENCY |
WASHER, THRUST M. S. 4TH SPEED (SELECTIVE) |
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