- Bore Diameter
- 0.7874 inches nominal
- Bore Shape
- straight
- Contact Angle
- 25.0 degrees nominal
- End Item Identification
- uh-1y & ah-1z
- Internal Clearance
- 0.0011 inches nominal axial and 0.0001 inches minimum radial and 0.0005 inches maximum radial
- Internal Fit-Up Contact Angular Direction
- outward convergent
- Load Direction
- angular
- Material Document And Classification
- 206-040-034-3.97499 mfr ref single material response retainer
- Overall Outside Diameter
- 1.8504 inches nominal
- Overall Width
- 0.810 inches nominal
- Material Document And Classification
- fed-std-66 fed std all material responses ball
- Material Document And Classification
- fed-std-66 fed std single material response inner ring
- Material Document And Classification
- fed-std-66 fed std single material response outer ring
- Material
- steel retainer
- Material
- steel comp e51100 or steel comp e52100 ball
- Material
- steel comp e52100 inner ring
- Material
- steel comp e52100 outer ring
- Retainer Fabrication Method
- pressed
- Special Features
- bearing stabilized for operation from m65 to p300 deg f, vendor and bellheltcopter part no. and serial no. marked according to bps fw4050
- Standard Tolerance Designation
- abec no.1
- Style Designator
- non-loading groove, non-separable
- Surface Finish
- ground
- Test Data Document
- "81343-ams 2640 standard (includes industry or association standards, individual manufactureer standards, etc.). or 97499-299-947-043 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.)."