National Stock Number (NSN) Output Data
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
Part Number | CAGE | Status | RNCC | RNVC | DAC | RNAAC | MSDS | SADC |
---|---|---|---|---|---|---|---|---|
6435-20089-100 | 78286 | A | 3 | 2 | 1 | CT |
CAGE Information
Code | Company |
---|---|
78286 | SIKORSKY AIRCRAFT CORPORATION |
Federal Supply Class
Title
BEARINGS, PLAIN, UNMOUNTED
Inclusions:
INCLUDES SLEEVE BEARINGS; SPLIT BEARINGS; WASHER TYPE BEARINGS; JEWEL BEARINGS.
Exclusions:
EXCLUDES ANTIFRICTION BEARINGS (FSC 3110); MOUNTED BEARINGS (FSC 3130).
Characteristics (Decoded)
MRC | Requirements Statement | Clear Text Reply |
---|---|---|
BZLX | CORNER SHAPE | CHAMFERED SECOND OUTSIDE CORNER |
BZLX | CORNER SHAPE | SQUARE FIRST INSIDE CORNER |
STYL | STYLE DESIGNATOR | ROUND |
AGKQ | BEARING SURFACE HOLE QUANTITY | 18 FIRST |
ADZG | LUBRICATION MATERIAL | LUBRICATING OIL |
BZLX | CORNER SHAPE | CHAMFERED FIRST OUTSIDE CORNER |
MATT | MATERIAL | COPPER ALLOY OVERALL |
AAGR | CROSS-SECTIONAL SHAPE STYLE | COUNTERBORED |
AGKR | BEARING SURFACE HOLE DIAMETER | 0.1285 INCHES NOMINAL FIRST |
ABMX | CENTER HOLE SHAPE STYLE | ROUND |
AAZP | CHAMFER LENGTH (NON-CORE) | ERR-070 |
AAWZ | COUNTERBORE DEPTH | 0.0910 INCHES NOMINAL |
ABKV | OUTSIDE DIAMETER | 20.2500 INCHES NOMINAL |
CSYM | SURFACE FINISH | 100.0 MICROINCHES OVERALL |
MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | 6435-20089-100,78286 AGHE MFR REF SINGLE MATERIAL RESPONSE OVERALL |
CSYT | CHAMFER ANGLE (NON-CORE) | ERR-070 |
AAWY | COUNTERBORE DIAMETER | 19.3750 INCHES NOMINAL |
ABMZ | DIAMETER | 18.5620 INCHES NOMINAL |
ADUM | OVERALL THICKNESS | 0.2460 INCHES MINIMUM AND 0.2480 INCHES MAXIMUM |
BZLX | CORNER SHAPE | SQUARE SECOND INSIDE CORNER |
SFCD | SURFACE CONDITION | GROUND |