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 |
|---|---|
| 51663 | CRANE CO. DBA LEAR ROMEC |
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 |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | S-189,51663 MFR REF SINGLE MATERIAL RESPONSE OVERALL |
| ADUM | OVERALL THICKNESS | 0.4500 INCHES NOMINAL |
| MATT | MATERIAL | COPPER ALLOY OVERALL |
| ABMX | CENTER HOLE SHAPE STYLE | ROUND |
| BZLX | CORNER SHAPE | SQUARE INSIDE LEFT CORNER |
| CSYM | SURFACE FINISH | 32.0 MICROINCHES INSIDE DIAMETER SURFACE OF BODY |
| BZLX | CORNER SHAPE | SQUARE INSIDE RIGHT CORNER |
| AAGR | CROSS-SECTIONAL SHAPE STYLE | SHOULDERED |
| BZLX | CORNER SHAPE | SQUARE OUTSIDE LEFT CORNER |
| ABKV | OUTSIDE DIAMETER | 1.9364 INCHES MINIMUM AND 1.9369 INCHES MAXIMUM |
| CTXR | RELIEF GROOVE DEPTH (NON-CORE) | ERR-070 |
| BZLX | CORNER SHAPE | SQUARE OUTSIDE RIGHT CORNER |
| ABKU | FLANGE THICKNESS | 0.3000 INCHES NOMINAL |
| CSYM | SURFACE FINISH | 16.0 MICROINCHES LEFT SIDE |
| BZLX | CORNER SHAPE | RELIEF GROOVE LEFT FLANGE OUTSIDE RIGHT CORNER |
| CTLM | LUBRICATION FEATURE | GROOVE INSIDE DIAMETER SURFACE OF BODY |
| CTLM | LUBRICATION FEATURE | GROOVE LARGEST OUTSIDE DIAMETER |
| ABMZ | DIAMETER | 0.9375 INCHES MINIMUM AND 0.9380 INCHES MAXIMUM |
| ABGG | RADIUS | ERR-070 AND ERR-070 |
| AGGZ | SHANK OUTSIDE DIAMETER | 1.0650 INCHES NOMINAL |
| BZLX | CORNER SHAPE | ROUND LEFT FLANGE BODY CORNER |
| CTYH | RELIEF GROOVE WIDTH | ERR-070 AND ERR-070 |