Part Number
Definition:
A TUBULAR SHAPED ITEM WITH OR WITHOUT FLANGE(S) DESIGNED TO REDUCE FRICTION AND CARRY A KINETIC LOAD ON THE SURFACE(S) PARALLEL TO THE AXIS OF THE BORE. IT MUST HAVE A VISIBLE OR DETECTABLE MEANS OF LUBRICATION OR BE SELF-LUBRICATED. THE OVER ALL LENGTH MUST EXCEED 25 PERCENT OF THE OUTSIDE DIAMETER OR THE SHORTEST DISTANCE BETWEEN PERIPHERAL FLATS OF THE BODY, EXCEPT FOR STRAIGHT TUBULAR (WITHOUT FLANGE OR SHOULDER) ITEMS HAVING A BEARING SURFACE(S) PARALLEL TO THE AXIS OF THE BORE ONLY. INCLUDES ITEMS WHICH ARE DIVIDED INTO TWO OR MORE SEGMENTS WHICH INCLUDE 180 DEGREES (3.141 RADIANS) OR LESS OF THE BEARING PERIPHERY. SEE ALSO BUSHING, SLEEVE; SPACER, SLEEVE; AND WASHER (AS MODIFIED). EXCLUDES PIN, HOLLOW.
CAGE Information
| Code | Company |
|---|---|
| 21335 | TIMKEN AEROSPACE, INC TIMKEN AEROSPA |
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 |
|---|---|---|
| ADAR | BODY OUTSIDE DIAMETER | 0.4381 INCHES MINIMUM AND 0.4386 INCHES MAXIMUM |
| ADAR | BODY OUTSIDE DIAMETER | 0.4381 INCHES MINIMUM AND 0.4386 INCHES MAXIMUM |
| ADAS | BODY INSIDE DIAMETER | 0.3130 INCHES MINIMUM AND 0.3140 INCHES MAXIMUM |
| MATT | MATERIAL | STEEL COMP 410 OUTER LAYER OR STEEL COMP 416 OUTER LAYER OR STEEL COMP 630 OUTER LAYER |
| CQFM | HARDNESS RATING | 27.0 ROCKWELL C MINIMUM OUTER LAYER AND 32.0 ROCKWELL C MAXIMUM OUTER LAYER |
| ABHP | OVERALL LENGTH | 0.4590 INCHES MINIMUM AND 0.4690 INCHES MAXIMUM |
| CSYM | SURFACE FINISH | 125.0 MICROINCHES OUTSIDE DIAMETER SURFACE OF BODY |
| STYL | STYLE DESIGNATOR | SOLID |
| MATT | MATERIAL | PLASTIC POLYTETRAFLUOROETHYLENE INNER LAYER |
| BZLX | CORNER SHAPE | SQUARE ALL CORNERS |
| CSYM | SURFACE FINISH | 125.0 MICROINCHES RIGHT END SURFACE OF BODY |
| CSYM | SURFACE FINISH | 63.0 MICROINCHES INSIDE DIAMETER SURFACE OF BODY |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | 66,AISI 410 FED STD 1ST MATERIAL RESPONSE OUTER LAYER OR AISI 416 FED STD 2ND MATERIAL RESPONSE OUTER LAYER OR AMS 5643 ASSN STD 3RD MATERIAL RESPONSE OUTER LAYER |
| CSYM | SURFACE FINISH | 125.0 MICROINCHES LEFT END SURFACE OF BODY |