Part Number
Part Number:
NSN:
NIIN:
Item Name:
BEARING , BALL , AIRFRAME
Definition:
A CYLINDRICAL ITEM IN WHICH THE INNER OR OUTER RING TURNS UPON ROW(S) OF HARDENED BALL, BEARING WHICH ROLL ON A RACEWAY, THUS MINIMIZING FRICTION. THESE ITEMS ARE CHARACTERIZED BY THEIR NONCORROSIVE QUALITIES, LIGHTNESS OF WEIGHT, INCH DIMENSIONS RATHER THAN METRIC, INNER RINGS GENERALLY PROJECTING BEYOND THE FACES OF THE OUTER RING, OR A VERY NARROW WIDTH INNER RING HAVING AN OUTSIDE DIAMETER SLIGHTLY LARGER THAN THE BORE DIAMETER. DESIGNED PRIMARILY FOR USE IN AIRCRAFT ASSEMBLIES, SUCH AS CONTROL SYSTEMS AND SURFACES OF AIRCRAFT. EXCLUDES BEARING, BALL, ANNULAR.
CAGE Information
| Code | Company |
|---|---|
| 21335 | TIMKEN AEROSPACE, INC TIMKEN AEROSPA |
Federal Supply Class
Title
BEARINGS, ANTIFRICTION, UNMOUNTE
Inclusions:
INCLUDES BALL BEARINGS; ROLLER BEARINGS; BALLS; RACES.
Exclusions:
EXCLUDES PLAIN BEARINGS (FSC 3120); JEWEL BEARINGS (FSC 3120)
Characteristics (Decoded)
| MRC | Requirements Statement | Clear Text Reply |
|---|---|---|
| AGYW | BEARING SEAL TYPE | CONTACT |
| MATT | MATERIAL | STEEL COMP E52100 BALL OR STEEL COMP E51100 BALL |
| CTFZ | STANDARD TOLERANCE DESIGNATION | AFBMA STD TOLERANCE FOR AIRFRAME BALL BEARINGS |
| ABXV | BORE DIAMETER | 0.3750 INCHES NOMINAL |
| AGZC | LOAD DIRECTION | ANGULAR |
| MATT | MATERIAL | STEEL COMP E52100 OUTER RING |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 3652 ASSN STD 1ST MATERIAL RESPONSE SEAL OR AMS 3666 ASSN STD 2ND MATERIAL RESPONSE SEAL |
| ADZG | LUBRICATION MATERIAL | GREASE |
| AGVT | ||
| AGVU | ||
| SFTT | SURFACE TREATMENT | CADMIUM EXPOSED SURFACES AS MOUNTED |
| MATT | MATERIAL | PLASTIC POLYTETRAFLUOROETHYLENE SEAL OR PLASTIC SEAL |
| AGYJ | SEAL QUANTITY | 2 |
| ADGA | OVERALL OUTSIDE DIAMETER | 1.0625 INCHES NOMINAL |
| MATT | MATERIAL | STEEL COMP E52100 INNER RING |
| STYL | STYLE DESIGNATOR | DOUBLE ROW |
| LMDC | LUBRICATION MATERIAL DOCUMENT AND CLASSIFICATION | MIL-G-81322 MIL SPEC SINGLE MATERIAL RESPONSE |
| FEAT | SPECIAL FEATURES | 80 PCT FULL OF SPECIFIED LUBRICANT,HEAT TREAT RINGS AND BALLS TO ROCKWELL C SCALE 66 MAX AND HEAT STABILIZED AT 250 DEG,RADIAL AND LATERAL ECCENTRICITY 0.0001 IN. MAX INNER RING 0.0016 IN. MAX OUTER RING |