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 |
| 19207 |
U S ARMY TANK AUTOMOTIVE COMMAND AMS |
Characteristics (Decoded)
| MRC |
Requirements Statement |
Clear Text Reply |
| CSYM |
SURFACE FINISH |
32.0 MICROINCHES LEFT SIDE |
| STYL |
STYLE DESIGNATOR |
ROUND |
| ABKV |
OUTSIDE DIAMETER |
3.7180 INCHES MINIMUM AND 3.7190 INCHES MAXIMUM |
| CSYM |
SURFACE FINISH |
32.0 MICROINCHES RIGHT SIDE |
| ABMX |
CENTER HOLE SHAPE STYLE |
ROUND |
| ADUM |
OVERALL THICKNESS |
0.4380 INCHES NOMINAL |
| BZLX |
CORNER SHAPE |
SQUARE INSIDE LEFT CORNER |
| AGGZ |
SHANK OUTSIDE DIAMETER |
3.3280 INCHES NOMINAL |
| AAZP |
CHAMFER LENGTH (NON-CORE) |
ERR-070 |
| BZLX |
CORNER SHAPE |
SQUARE INSIDE RIGHT CORNER |
| ABMZ |
DIAMETER |
2.5020 INCHES NOMINAL |
| BZLX |
CORNER SHAPE |
SQUARE LEFT FLANGE BODY CORNER |
| AAGR |
CROSS-SECTIONAL SHAPE STYLE |
SHOULDERED |
| BZLX |
CORNER SHAPE |
SQUARE LEFT FLANGE OUTSIDE RIGHT CORNER |
| MATT |
MATERIAL |
STEEL COMP 4615 OVERALL |
| CSYT |
CHAMFER ANGLE (NON-CORE) |
ERR-070 |
| BZLX |
CORNER SHAPE |
SQUARE OUTSIDE LEFT CORNER |
| CBBL |
FEATURES PROVIDED |
CASEHARDENED |
| BZLX |
CORNER SHAPE |
CHAMFERED OUTSIDE RIGHT CORNER |
| ABKU |
FLANGE THICKNESS |
0.3990 INCHES NOMINAL |
| CTLM |
LUBRICATION FEATURE |
GROOVE FLAT BEARING SURFACE |
| CQFM |
HARDNESS RATING |
60.0 ROCKWELL C MINIMUM OVERALL AND 63.0 ROCKWELL C MAXIMUM OVERALL |
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