Part Number
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 |
|---|---|
| 79500 | WESTINGHOUSE ELECTRIC CORP |
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 |
|---|---|---|
| STYL | STYLE DESIGNATOR | ROUND |
| ABKV | OUTSIDE DIAMETER | 2.6875 INCHES NOMINAL |
| AGJT | CENTER HOLE KEYWAY WIDTH | 0.2490 INCHES MINIMUM AND 0.2510 INCHES MAXIMUM |
| AAGR | CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR |
| BZLX | CORNER SHAPE | SQUARE INSIDE LEFT CORNER |
| AAZP | CHAMFER LENGTH (NON-CORE) | ERR-070 |
| BZLX | CORNER SHAPE | SQUARE INSIDE RIGHT CORNER |
| ABMX | CENTER HOLE SHAPE STYLE | ROUND W/KEYWAY |
| CSYT | CHAMFER ANGLE (NON-CORE) | ERR-070 |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-890,CL BS MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| AGKA | CENTER HOLE KEYWAY QUANTITY | 1 |
| MATT | MATERIAL | STEEL OVERALL |
| BZLX | CORNER SHAPE | SQUARE OUTSIDE LEFT CORNER |
| BZLX | CORNER SHAPE | CHAMFERED OUTSIDE RIGHT CORNER |
| CSYM | SURFACE FINISH | 16.0 MICROINCHES LEFT SIDE |
| ABMZ | DIAMETER | 2.6875 INCHES NOMINAL |
| AGJM | CENTER HOLE KEYWAY DEPTH | 0.0910 INCHES MINIMUM AND 0.1010 INCHES MAXIMUM |
| ADUM | OVERALL THICKNESS | 0.5625 INCHES NOMINAL |