National Stock Number (NSN) Output Data
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.
Reference/Part Number
CAGE Information
Code |
Company |
80070 |
LOCKHEED MARTIN CORPORATION DBA LOCK |
97499 |
BELL HELICOPTER TEXTRON INC. |
Characteristics (Decoded)
MRC |
Requirements Statement |
Clear Text Reply |
STYL |
STYLE DESIGNATOR |
ROUND |
STYL |
STYLE DESIGNATOR |
ROUND |
AAGR |
CROSS-SECTIONAL SHAPE STYLE |
RECTANGULAR |
ABMX |
CENTER HOLE SHAPE STYLE |
ROUND |
ABKV |
OUTSIDE DIAMETER |
3.9000 INCHES NOMINAL |
FEAT |
SPECIAL FEATURES |
W/4 GROOVES |
ABMZ |
DIAMETER |
3.1250 INCHES NOMINAL |
BZLX |
CORNER SHAPE |
SQUARE ALL CORNERS |
CTLM |
LUBRICATION FEATURE |
GROOVE FLAT BEARING SURFACE |
MATT |
MATERIAL |
STEEL COMP 55 OVERALL OR STEEL UNS K02700 OVERALL |
ADUM |
OVERALL THICKNESS |
0.0500 INCHES NOMINAL |
Similar Parts