Part Details | ANNULAR BALL BEARING
3110-00-988-7656 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: 231017401, 2-310-174-01, 2310174001, 2-310-174-001, 230001604, 2-300-016-04, 230001603, 2-300-016-03, 2300016, 2-300-016, HDB0047, HDB004-7, R1904SD620S1A3P1021L02EB, R-1904SD620S1A3P1021L02EB, 1904S302, 3110-00-988-7656, 00-988-7656, 3110009887656, 009887656
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 31 | JAN 01, 1962 | 00-988-7656 | 00014 ( BEARING, BALL, ANNULAR ) |
REFERENCE DRAWINGS & PICTURES
4 POINT BALL CONTACT, SOLID INNER AND OUTER RINGS, NON-SEPARABLE
Cross Reference | NSN 3110-00-988-7656
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 2-310-174-01 | 99193 | HONEYWELL INTERNATIONAL INC.DBA HONEYWELL |
| 2-310-174-001 | 99193 | HONEYWELL INTERNATIONAL INC.DBA HONEYWELL |
| 2-300-016-04 | 99193 | HONEYWELL INTERNATIONAL INC.DBA HONEYWELL |
| 2-300-016-03 | 99193 | HONEYWELL INTERNATIONAL INC.DBA HONEYWELL |
| 2-300-016 | 99193 | HONEYWELL INTERNATIONAL INC.DBA HONEYWELL |
| HDB004-7 | 78118 | MPB CORPORATIONDBA TIMKEN AEROSPACE |
| R-1904SD620S1A3P1021L02EB | 83086 | NEW HAMPSHIRE BALL BEARINGS, INC.DIV HITECH DIVISION |
| 1904S302 | 38443 | SKF USA INC.DBA SKF AEROENGINE NORTH AMERICA |
Technical Data | NSN 3110-00-988-7656
| Characteristic | Specifications |
|---|---|
| STYLE DESIGNATOR | 4 POINT BALL CONTACT, SOLID INNER AND OUTER RINGS, NON-SEPARABLE |
| OVERALL WIDTH | 9.00 MILLIMETERS NOMINAL |
| BORE DIAMETER | 20.00 MILLIMETERS NOMINAL |
| OVERALL OUTSIDE DIAMETER | 37.00 MILLIMETERS NOMINAL |
| STANDARD TOLERANCE DESIGNATION | ABEC NO.3 |
| BORE SHAPE | STRAIGHT |
| SURFACE FINISH | GROUND |
| RETAINER FABRICATION METHOD | MACHINED |
| LOAD DIRECTION | RADIAL |
| INTERNAL CLEARANCE | D0.0040 INCHES MINIMUM AND D0.0060 INCHES MAXIMUM AND R0.0003 INCHES MINIMUM AND R0.0009 INCHES MAXIMUM |
| SPECIAL FEATURES | STABILIZED FOR OPERATION AT M65 DEG F TO P350 DEG F,RETAINER OD CONCENTRIC W/BORE OF INNER RING WITHIN 0.002IN. TO 0.005 IN. TIR,FACES OF INNER RING SQ W/BORE WITHIN 0.0004 IN. TIR,FACES OF OUTER RING SQ W/OD WITHIN 0.0004 IN. TIR,PARALLELISM OF OUTER AND INNER RING SIDES WITHIN 0.0004 IN. TIR,ROCKWELL HARDNESS RATING OF BALL 58.0 TO 62.0,INNER AND OUTER RINGS 58.0 TO 64.0 C SCALE,RETAINER 55.0 TO 80.0 B SCALE,INNER AND OUTER RING RACEWAYS 5 TO 8 UIN AA,BALLS 1 UIN AA,OD SURFACE OF OUTER RING 15 TO 20 UIN AA,BORE SURFACE OF INNER RING 16 TO 20 UIN AA,CAGE POCKETS AND RETAINER BORE SURFACE 30 TO 125 UIN AA,INNER RING LIPS 10 TO 20 UIN AA,THE -04 BEARING HAS A DIFFERENT STYLE OUTER RING THAN THE -03 AND -05 BEARING |
| TEST DATA DOCUMENT | P6903-91547 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.). |