NSN 3110-01-211-7520
Part Details | DUPLEX BALL BEARING
3110-01-211-7520 Two single row annular ball bearings selected dimensionally to be a matched pair or set. The ring faces have been specially ground to specified offsets that will produce predetermined preload when mounted. May include a single row angular contact bearing with faces specially ground for duplex mounting.
Alternate Parts: 639AS65642 AB, 639AS6564-2 A-B, E9988081 AB, E998-808-1 A-B, E9988042 AB, E998-804-2 A-B, 639AS65612 AB, 639AS6561-2 A-B, 639AS65222 AB, 639AS6522-2 A-B, SR40415B302 AB, SR40415B30-2 A-B, SR40405B311A2 AB, SR40405B311A-2 A-B, 3110-01-211-7520, 01-211-7520, 3110012117520, 012117520
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 31 | JUN 30, 1985 | 01-211-7520 | 30213 ( BEARING, BALL, DUPLEX ) |
REFERENCE DRAWINGS & PICTURES
Cross Reference | NSN 3110-01-211-7520
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 639AS6564-2 A-B | 40920 | MPB CORPORATIONDBA TIMKEN SUPER PRECISION |
| E998-808-1 A-B | 40920 | MPB CORPORATIONDBA TIMKEN SUPER PRECISION |
| E998-804-2 A-B | 40920 | MPB CORPORATIONDBA TIMKEN SUPER PRECISION |
| 639AS6561-2 A-B | 30003 | NAVAL AIR SYSTEMS COMMAND MANAGEDORIGINAL DESIGN ACTIVITY NOT |
| 639AS6522-2 A-B | 30003 | NAVAL AIR SYSTEMS COMMAND MANAGEDORIGINAL DESIGN ACTIVITY NOT |
| SR40415B30-2 A-B | 83086 | NEW HAMPSHIRE BALL BEARINGS, INC.DIV HITECH DIVISION |
| SR40405B311A-2 A-B | 83086 | NEW HAMPSHIRE BALL BEARINGS, INC.DIV HITECH DIVISION |
Technical Data | NSN 3110-01-211-7520
| Characteristic | Specifications |
|---|---|
| OVERALL WIDTH | 0.2030 INCHES MINIMUM AND 0.2350 INCHES MAXIMUM |
| BORE DIAMETER | 0.234351 INCHES MINIMUM AND 0.234400 INCHES MAXIMUM |
| OVERALL OUTSIDE DIAMETER | 0.406101 INCHES MINIMUM AND 0.406150 INCHES MAXIMUM |
| LUBRICATION MATERIAL | GREASE |
| LUBRICATION MATERIAL DOCUMENT AND CLASSIFICATION | 639AS3195 MFR REF SINGLE MATERIAL RESPONSE |
| SURFACE FINISH | GROUND |
| RETAINER FABRICATION METHOD | MACHINED |
| LOAD DIRECTION | ANGULAR |
| INTERNAL CLEARANCE | R0.0006 INCHES MINIMUM AND R0.0008 INCHES MAXIMUM |
| BEARING PRELOAD RATING | ASB1.75 POUNDS AND ASC2.25 POUNDS |
| CONTACT ANGLE | 5.0 DEGREES MINIMUM AND 25.0 DEGREES MAXIMUM |
| SPECIAL FEATURES | CONSISTS OF ONE BEARING WITHOUT A FLANGE AND ONE BEARING WITH A FLANGE,FLANGE 0.4360 IN. MIN AND 0.4370 IN. MAX DIA,0.0220 IN. MIN AND 0.0230 IN. MAX W |