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 |
|---|---|
| 78118 | TIMKEN AEROSPACE & SUPER PRECISION D |
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 |
|---|---|---|
| MATT | MATERIAL | PLASTIC POLYTETRAFLUOROETHYLENE SEPARATOR SLUG |
| MATT | MATERIAL | PLASTIC POLYTETRAFLUOROETHYLENE SEPARATOR SLUG |
| ABXV | BORE DIAMETER | 2.5620 INCHES MINIMUM AND 2.5625 INCHES MAXIMUM |
| MATT | MATERIAL | STEEL OUTER RING |
| FEAT | SPECIAL FEATURES | SPLIT OUTER RING WITH TWO STAINLESS STEEL RETAINING RINGS,WITH TEFLON SPACER SLUGS OR MACHINED NONMETALLIC RETAINER |
| STYL | STYLE DESIGNATOR | SINGLE ROW, TORQUE TUBE TYPE, W/OR W/O CLOSURE |
| AGZC | LOAD DIRECTION | RADIAL |
| ADGA | OVERALL OUTSIDE DIAMETER | 3.2495 INCHES MINIMUM AND 3.2500 INCHES MAXIMUM |
| AGVT | AND | |
| AGVU | AND | |
| MATT | MATERIAL | PLASTIC PHENOLIC RETAINER |
| MATT | MATERIAL | STEEL INNER RING |
| MATT | MATERIAL | STEEL BALL |
| AGYF | RETAINER FABRICATION METHOD | MACHINED |