Product Details | BEARING UNIT HOUSING

3130-00-121-6559 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.

Part Alternates: 2060104561, 206-010-456-1, 3130-00-121-6559, 00-121-6559, 3130001216559, 001216559

Bearings | Bearings, Mounted

Supply Group (FSG) NSN Assign. NIIN
31 00-121-6559

Drawings & Photos | NSN 3130-00-121-6559


Cross Reference | NSN 3130-00-121-6559

Part Number Cage Code Manufacturer
206-010-444-1 97499 BELL HELICOPTER TEXTRON INC.
206-010-456-1 97499 BELL HELICOPTER TEXTRON INC.

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Technical Data | NSN 3130-00-121-6559

Characteristic Specifications
BORE DIAMETER 5.5000 INCHES NOMINAL
STYLE DESIGNATOR A31 FLANGE BLOCK
BOLT CIRCLE DIAMETER 6.6840 INCHES MINIMUM AND 6.6920 INCHES MAXIMUM
FLANGE THICKNESS 0.1880 INCHES NOMINAL
HOUSING DIAMETER 7.1880 INCHES NOMINAL
HOUSING LENGTH 0.8120 INCHES NOMINAL
MOUNTING HOLE DIAMETER 0.2800 INCHES MINIMUM AND 0.2870 INCHES MAXIMUM
SHAFT END TYPE OPEN
SPECIAL FEATURES EIGHT MTG HOLES,ID COUNTERBORED 0.562 IN. DEEP BY 5.875 IN. MIN,5.877 IN. MAX DIA,FOUR LUBRICATION HOLES 0.063 IN. DIA EQUALLY SPACED DRILLED THRU OD BEGINNING AT 22.5 DEG AND 0.093 IN. FROM RIGHT FLANGE FACE
MANUFACTURERS CODE 97499
DESIGN CONTROL REFERENCE 206-010-456-1

Restrictions/Controls & Freight Information | NSN 3130-00-121-6559

Category Code Description
Hazardous Material Indicator CodeNThere is no data in the HMIS and the NSN is in an FSC not generally suspected of containing hazardous materials
Category Code Description
No Freight Information