National Stock Number (NSN) Output Data
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.
Reference/Part Number
| Part Number | CAGE | Status | RNCC | RNVC | DAC | RNAAC | MSDS | SADC |
|---|---|---|---|---|---|---|---|---|
| S3746BME5 | 40920 | A | 3 | 2 | 5 | ZZ | ||
| S3746BME3P917LY231 | 40920 | A | 5 | 9 | 5 | KZ | ||
| 3TCR37-46P3LY231 | 78118 | A | 5 | 2 | E | KZ | ||
| 4134611-6B2T | 81039 | A | 7 | 2 | A | KZ |
CAGE Information
| Code | Company |
|---|---|
| 40920 | TIMKEN AEROSPACE & SUPER PRECISION H |
| 78118 | TIMKEN AEROSPACE & SUPER PRECISION D |
| 81039 | GE AVIATION SYSTEMS LLC |
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 | RIGID |
| FEAT | SPECIAL FEATURES | SPLIT OUTER RING; LUBE 25 PCT TO 40 PCT FULL |
| MATT | MATERIAL | STEEL COMP E52100 OUTER RING OR STEEL COMP 440C OUTER RING |
| MATT | MATERIAL | STEEL COMP E52100 INNER RING OR STEEL COMP 440C INNER RING |
| STYL | STYLE DESIGNATOR | SINGLE ROW, TORQUE TUBE TYPE, W/OR W/O CLOSURE |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | SAE ASSN STD 1ST MATERIAL RESPONSE INNER RING OR AISI ASSN STD 2ND MATERIAL RESPONSE INNER RING |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | SAE ASSN STD 1ST MATERIAL RESPONSE BALL OR AISI ASSN STD 2ND MATERIAL RESPONSE BALL |
| AGZC | LOAD DIRECTION | RADIAL |
| ADZG | LUBRICATION MATERIAL | GREASE |
| AGVT | AND | |
| AGVU | AND | |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | SAE ASSN STD 1ST MATERIAL RESPONSE OUTER RING OR AISI ASSN STD 2ND MATERIAL RESPONSE OUTER RING |
| ADGA | OVERALL OUTSIDE DIAMETER | 2.8744 INCHES MINIMUM AND 2.8750 INCHES MAXIMUM |
| MATT | MATERIAL | PLASTIC PHENOLIC RETAINER |
| AKVV | INTERNAL CLEARANCE | 0.0009 INCHES MINIMUM RADIAL AND 0.0017 INCHES MAXIMUM RADIAL |
| ABXV | BORE DIAMETER | 2.3122 INCHES MINIMUM AND 2.3128 INCHES MAXIMUM |
| LMDC | LUBRICATION MATERIAL DOCUMENT AND CLASSIFICATION | MIL-G-81322 MIL SPEC SINGLE MATERIAL RESPONSE |
| AGYF | RETAINER FABRICATION METHOD | MACHINED |
| MATT | MATERIAL | STEEL COMP E52100 BALL OR STEEL COMP 440C BALL |