NSN 3110-00-345-6121
Part Details | ANNULAR BALL BEARING
3110-00-345-6121 A cylindrical device in which the inner or outer ring turns upon a single or double row of hardened balls which roll easily between the two rings, thus minimizing friction. For items with faces specially ground for duplex mounting see BEARING, BALL, DUPLEX. Excludes BEARING, BALL, AIRFRAME.
Alternate Parts: 4000425, 4037050, 4000425, 4000352, 3110-00-345-6121, 00-345-6121, 3110003456121, 003456121
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 31 | JAN 20, 1974 | 00-345-6121 | 00014 ( BEARING, BALL, ANNULAR ) |
REFERENCE DRAWINGS & PICTURES
Cross Reference | NSN 3110-00-345-6121
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 4000425 | 21335 | TIMKEN COMPANY, THEDIV TIMKEN AEROSPACE |
| 4037050 | 77445 | UNITED TECHNOLOGIES CORPORATIONDBA PRATT WHITNEY-SPARE PARTS |
| 4000425 | 77445 | UNITED TECHNOLOGIES CORPORATIONDBA PRATT WHITNEY-SPARE PARTS |
| 4000352 | 77445 | UNITED TECHNOLOGIES CORPORATIONDBA PRATT WHITNEY-SPARE PARTS |
Technical Data | NSN 3110-00-345-6121
| Characteristic | Specifications |
|---|---|
| BORE DIAMETER | 110.00 MILLIMETERS NOMINAL |
| FLANGE WIDTH | 0.2210 INCHES NOMINAL |
| OUTER RING WIDTH | 29.00 MILLIMETERS NOMINAL |
| INNER RING WIDTH | 1.4080 INCHES NOMINAL |
| OUTER RING OUTSIDE DIAMETER | 170.0 MILLIMETERS NOMINAL |
| STANDARD TOLERANCE DESIGNATION | ABEC NO.7 |
| BORE SHAPE | STRAIGHT |
| SURFACE FINISH | GROUND |
| RETAINER FABRICATION METHOD | MACHINED |
| LOAD DIRECTION | ANGULAR |
| INTERNAL CLEARANCE | R0.0101 INCHES MINIMUM AND R0.0115 INCHES MAXIMUM |
| CONTACT ANGLE | 33.0 DEGREES NOMINAL |
| SPECIAL FEATURES | EACH ASSEMBLY CONTAINS 2 INNER RACES,AN OUTER RACE,A ROLLER CAGE,AND A SET OF ROLLERS |
| PRECIOUS MATERIAL | SILVER |
