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 |
|---|---|---|---|---|---|---|---|---|
| GDW4K2FS428 | 21335 | A | 5 | 9 | 4 | KZ | ||
| MS27647-4AGL | 96906 | M | 2 | 2 | 4 | KZ | ||
| LLDW-4-K-2-1 | 38443 | A | 5 | 9 | 5 | KZ | ||
| BACB10CG4 | 81205 | A | 5 | 9 | 5 | KZ | ||
| GDW4K2FS428 | 3NPS1 | A | 5 | 1 | 4 | ZZ |
CAGE Information
| Code | Company |
|---|---|
| 21335 | TIMKEN AEROSPACE, INC TIMKEN AEROSPA |
| 96906 | MILITARY STANDARDS PROMULGATED BY MI |
| 38443 | SKF USA INC DBA SKF AEROENGINE NORTH |
| 81205 | THE BOEING COMPANY DBA BOEING DIV DE |
| 3NPS1 | RBC AIRCRAFT PRODUCTS 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 | RIGID |
| AGYW | BEARING SEAL TYPE | CONTACT |
| CTFZ | STANDARD TOLERANCE DESIGNATION | AFBMA STD TOLERANCE FOR AIRFRAME BALL BEARINGS |
| MATT | MATERIAL | STEEL COMP E51100 BALL OR STEEL COMP E52100 BALL |
| MATT | MATERIAL | STEEL COMP E52100 OUTER RING |
| AGZC | LOAD DIRECTION | RADIAL |
| 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 | ||
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | 66 FED STD ALL MATERIAL RESPONSES BALL |
| AGVU | ||
| SFTT | SURFACE TREATMENT | CADMIUM EXPOSED SURFACES AS MOUNTED |
| ADGA | OVERALL OUTSIDE DIAMETER | 0.6250 INCHES NOMINAL |
| AGYJ | SEAL QUANTITY | 2 |
| MATT | MATERIAL | STEEL COMP E52100 INNER RING |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TY 1,CL 2 FED SPEC SINGLE TREATMENT RESPONSE EXPOSED SURFACES AS MOUNTED |
| ABXV | BORE DIAMETER | 0.2500 INCHES NOMINAL |
| LMDC | LUBRICATION MATERIAL DOCUMENT AND CLASSIFICATION | MIL-G-23827 MIL SPEC SINGLE MATERIAL RESPONSE |
| STYL | STYLE DESIGNATOR | DOUBLE ROW |
| MATT | MATERIAL | PLASTIC POLYTETRAFLUOROETHYLENE SEAL AND PLASTIC POLYTETRAFLUOROETHYLENE SEAL OR GLASS FIBER SEAL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | 66 FED STD SINGLE MATERIAL RESPONSE OUTER RING |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | 66 FED STD SINGLE MATERIAL RESPONSE INNER RING |
| CBBL | FEATURES PROVIDED | LUBRICATION HOLE AND LUBRICATION GROOVE |
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