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 |
|---|---|
| 19207 | U S ARMY TANK AUTOMOTIVE COMMAND AMS |
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 |
|---|---|---|
| CSYM | SURFACE FINISH | 125.0 MICROINCHES LEFT SIDE |
| STYL | STYLE DESIGNATOR | ROUND |
| AAGR | CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR |
| ABMZ | DIAMETER | 2.1300 INCHES MINIMUM AND 2.1400 INCHES MAXIMUM |
| ABMX | CENTER HOLE SHAPE STYLE | ROUND |
| MATT | MATERIAL | STEEL COMP 1005 OVERALL OR STEEL COMP 1025 OVERALL |
| ABKV | OUTSIDE DIAMETER | 2.8750 INCHES NOMINAL |
| ADUM | OVERALL THICKNESS | 0.4860 INCHES MINIMUM AND 0.4900 INCHES MAXIMUM |
| BZLX | CORNER SHAPE | SQUARE ALL CORNERS |
| CSYM | SURFACE FINISH | 63.0 MICROINCHES INSIDE DIAMETER SURFACE OF BODY |
| CTLM | LUBRICATION FEATURE | GROOVE FLAT BEARING SURFACE |
| CSYM | SURFACE FINISH | 125.0 MICROINCHES RIGHT SIDE |