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 |
|---|---|
| 02731 | MCDONNELL DOUGLAS HELICOPTER CO INC |
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 |
|---|---|---|
| AGZA | ALIGNMENT TYPE | SELF-ALIGNING |
| ADZG | LUBRICATION MATERIAL | LUBRICANT |
| LMDC | LUBRICATION MATERIAL DOCUMENT AND CLASSIFICATION | MIL-G-81322 MIL STD SINGLE MATERIAL RESPONSE |
| AGVT | AND | |
| AGVU | AND | |
| SFTT | SURFACE TREATMENT | CADMIUM EXPOSED SURFACES AS MOUNTED |
| ADGA | OVERALL OUTSIDE DIAMETER | 0.8746 INCHES MINIMUM AND 0.8750 INCHES MAXIMUM |
| STYL | STYLE DESIGNATOR | DOUBLE ROW |
| ABXV | BORE DIAMETER | 0.3122 INCHES MINIMUM AND 0.3125 INCHES MAXIMUM |