Browse Standards AS81820
Historical ISSUED 1998-03-01

Bearings, Plain, Self-Aligning, Self-Lubricating, Low Speed Oscillation, General Specification For AS81820

This specification covers plain spherical bearings which are self-aligning and self-lubricating by incorporating polytetrafluoroethylene (PTFE) in a liner between the ball and race (outer ring). PTFE is incorporated in a fabric or composite material bonded to the ID of the outer ring, or in a composite material molded into a pre-formed cavity between the inner and outer ring. These bearings are for use in the temperature range -65°F to +325°F (-54°C to +163°C.)
AS81820D
2014-07-22
Latest
Revised
AS81820C
2008-03-25
Historical
Revised
AS81820B
2004-12-29
Historical
Revised
AS81820A
2003-07-25
Historical
Revised
AS81820
1998-03-01
Historical
Issued

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