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 |
|---|---|
| 97499 | BELL HELICOPTER TEXTRON INC. |
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 | 5.0 MICROINCHES LEFT SIDE |
| BZLX | CORNER SHAPE | CHAMFERED SECOND OUTSIDE CORNER |
| BZLX | CORNER SHAPE | SQUARE FIRST INSIDE CORNER |
| STYL | STYLE DESIGNATOR | ROUND |
| CSYM | SURFACE FINISH | 32.0 MICROINCHES RIGHT SIDE |
| ADUM | OVERALL THICKNESS | 0.1265 INCHES MINIMUM AND 0.1270 INCHES MAXIMUM |
| SFTT | SURFACE TREATMENT | OXIDE OVERALL |
| BZLX | CORNER SHAPE | SQUARE FIRST OUTSIDE CORNER |
| CSYM | SURFACE FINISH | 63.0 MICROINCHES LARGEST OUTSIDE DIAMETER |
| ABMZ | DIAMETER | 1.3750 INCHES MINIMUM AND 1.3755 INCHES MAXIMUM |
| AAGR | CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR |
| TEST | TEST DATA DOCUMENT | 81349-MIL-I-6868 SPECIFICATION AND 97499- BPS4075 SPECIFICATION |
| ABMX | CENTER HOLE SHAPE STYLE | ROUND |
| AAZP | CHAMFER LENGTH (NON-CORE) | ERR-070 |
| CSYM | SURFACE FINISH | 32.0 MICROINCHES INSIDE DIAMETER SURFACE OF BODY |
| CSYT | CHAMFER ANGLE (NON-CORE) | ERR-070 |
| MATT | MATERIAL | STEEL OVERALL |
| CBBL | FEATURES PROVIDED | CASEHARDENED |
| ABKV | OUTSIDE DIAMETER | 2.0400 INCHES MINIMUM AND 2.0600 INCHES MAXIMUM |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 6260 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | 204-040-134-5,97499 MFR REF SINGLE TREATMENT RESPONSE OVERALL |
| CQFM | HARDNESS RATING | 30.0 ROCKWELL C MINIMUM OVERALL AND 41.0 ROCKWELL C MAXIMUM OVERALL |
| BZLX | CORNER SHAPE | SQUARE SECOND INSIDE CORNER |
| SFCD | SURFACE CONDITION | GROUND |