Part Number
Definition:
A TUBULAR SHAPED UNTHREADED ITEM WITH OR WITHOUT A FLANGE AT ONE END DESIGNED TO BE INSERTED INTO A HOLE TO REDUCE THE INSIDE DIAMETER OF THE HOLE AND TO PROTECT THE SURROUNDING BODY STRUCTURE FROM DAMAGE RESULTING FROM STRESS, STRAIN, AND/OR VIBRATION. THE OVERALL LENGTH MUST EXCEED 25 PERCENT OF THE OUTSIDE DIAMETER OR THE SHORTEST DISTANCE BETWEEN PERIPHERAL FLATS OF THE BODY. INCLUDES ITEMS WHICH ARE DIVIDED INTO TWO OR MORE SEGMENTS WHICH INCLUDES 180 DEGREES (3.141 RADIANS) OR LESS OF THE BEARING PERIPHERY. FOR ITEMS MADE OF RUBBER, SEE BUSHING, NONMETALLIC. SEE ALSO BEARING, SLEEVE; BUSHING, TAPERED; SPACER, SLEEVE; INSULATOR, BUSHING; AND BUSHING, ELECTRICAL CONDUCTOR. EXCLUDES BUSHING, DRILL, JIG.
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 |
|---|---|---|
| ABHP | OVERALL LENGTH | 1.8430 INCHES NOMINAL |
| TEST | TEST DATA DOCUMENT | 81349-MIL-I-6868 SPECIFICATION |
| MATT | MATERIAL | STEEL COMP 4340 OVERALL |
| AEPR | FLANGE OUTSIDE DIAMETER | 1.8750 INCHES NOMINAL |
| FEAT | SPECIAL FEATURES | DRY FILM LUB SS8866 FSCM 78286 ON LEFT END SURFACE OF FLANGE |
| ADAR | BODY OUTSIDE DIAMETER | 1.1885 INCHES MINIMUM AND 1.1890 INCHES MAXIMUM |
| AAZP | CHAMFER LENGTH (NON-CORE) | ERR-070 |
| STYL | STYLE DESIGNATOR | SOLID |
| BZLX | CORNER SHAPE | SQUARE INSIDE RIGHT CORNER |
| BZLX | CORNER SHAPE | CHAMFERED INSIDE LEFT CORNER |
| SFTT | SURFACE TREATMENT | TIN OVERALL |
| AGFF | FLANGE WIDTH | 0.1300 INCHES NOMINAL |
| BZLX | CORNER SHAPE | SQUARE LEFT FLANGE OUTSIDE RIGHT CORNER |
| CSYT | CHAMFER ANGLE (NON-CORE) | ERR-070 |
| BZLX | CORNER SHAPE | CHAMFERED OUTSIDE LEFT CORNER |
| CQFM | HARDNESS RATING | 39.0 ROCKWELL C MINIMUM OVERALL AND 43.0 ROCKWELL C MAXIMUM OVERALL |
| ADAS | BODY INSIDE DIAMETER | 0.9720 INCHES NOMINAL |
| BZLX | CORNER SHAPE | CHAMFERED OUTSIDE RIGHT CORNER |
| ABGG | RADIUS | ERR-070 AND ERR-070 |
| CSYM | SURFACE FINISH | 90.0 MICROINCHES OVERALL |
| BZLX | CORNER SHAPE | ROUND LEFT FLANGE BODY CORNER |
| AAZP | CHAMFER LENGTH | ERR-070 AND ERR-070 |