Part Number
Part Number:
NSN:
NIIN:
Item Name:
HOUSING , BEARING UNIT
Definition:
A SINGLE OR MULTIPLE PIECE ITEM WITHOUT BALL, PLAIN OR ROLLER BEARING(S). IT IS DESIGNED TO MEET VARIOUS OR SPECIFIC CONDITIONS OF MOUNTING. FOR ITEMS WITH BEARINGS, SEE BEARING UNIT, BALL; BEARING UNIT, PLAIN; AND BEARING UNIT, ROLLER.
CAGE Information
| Code | Company |
|---|---|
| 97499 | BELL HELICOPTER TEXTRON INC. |
Federal Supply Class
Title
BEARINGS, MOUNTED
Inclusions:
INCLUDES PILLOW BLOCK UNITS; CARTRIDGE UNITS; FLANGE UNITS; TAKEUP UNITS; HANGER BOX UNITS; FLAT BOX UNITS; STEP BOX UNITS.
Exclusions:
EXCLUDES ANTIFRICTION BEARINGS (FSC 3110); PLAIN UNMOUNTED BEARINGS (FSC 3120).
Characteristics (Decoded)
| MRC | Requirements Statement | Clear Text Reply |
|---|---|---|
| ANJS | SHAFT END TYPE | CLOSED |
| FEAT | SPECIAL FEATURES | INTERNAL RAISED SURFACE ON CLOSED FLANGE 0.785 IN. HIGH BY 0.625 IN. OD CENTER TAPPED ON OUTSIDE SURFACE W/3/8-24 NF CLASS 2 STI THDS 0.4500 IN. LG.,NO. 3591-60N X 3/8 INSERT INSTALLED IN THREADED HOLE,USED ON TRUNNION BEARING,MAIN ROTOR |
| ABTB | MOUNTING HOLE DIAMETER | 0.3310 INCHES MINIMUM AND 0.3380 INCHES MAXIMUM |
| ABXV | BORE DIAMETER | 3.4992 INCHES MINIMUM AND 3.5000 INCHES MAXIMUM |
| AFWE | HOUSING WIDTH | 4.4000 INCHES NOMINAL |
| ABKG | BOLT CIRCLE DIAMETER | 3.6080 INCHES NOMINAL |
| ABKU | FLANGE THICKNESS | 0.1500 INCHES NOMINAL |
| STYL | STYLE DESIGNATOR | FLANGE BLOCK |
| AGKL | LUBRICATION FITTING TYPE | SELF LUBRICATED |
| AFWD | HOUSING LENGTH | 2.7100 INCHES NOMINAL |