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Worldwide distributor of NSN parts and consumables located in the USA.

Airframe Ball Bearing

Model / MPN: AS27641 | NSN: 3110-00-001-1938
ITAR Registered seal

A cylindrical item in which the inner or outer ring turns upon ro (s) of hardened ball, bearing which roll on a raceway, thus minimizing friction. These items are characterized by their noncorrosive qualities, lightness of weight, inch dimensions rather than metric, inner rings generally projecting beyond the faces of the outer ring, or a very narrow width inner ring having an outside diameter slightly larger than the bore diameter. Designed primarily for use in aircraft assemblies, such as control systems and surfaces of aircraft. Excludes bearing, ball, annular.

Product Details
NATO Stock Number
3110-00-001-1938
Sold in multiples of
1 EA
DEMIL
NO
Bore Diameter
Between 1.2497 inches and 1.2500 inches
Overall Outside Diameter
Between 2.2496 inches and 2.2500 inches
Lubrication Material
Grease
Outer Ring Width
Between 0.4330 inches and 0.4380 inches
Inner Ring Width
Between 0.4997 inches and 0.5000 inches
Seal Quantity
2
Bearing Seal Type
Contact
Load Direction
Radial
Lubrication Material Specification
Mil-g-23827 military specification single material response
Material
Rubber synthetic seal
Material
Steel comp e52100 ball
Material
Steel comp e52100 inner ring
Material
Steel comp e52100 outer ring
Material
Steel comp e52100 retainer
Material Specification
66 federal standard single material response retainer
Material Specification
66 federal standard single material response ball
Material Specification
66 federal standard single material response inner ring
Material Specification
66 federal standard single material response outer ring
Surface Treatment
Cadmium exposed surfaces as mounted
Style Designator
Single row inner ring extended both sides
Solicitations
Solicitation Description Qty UOM Close Date
SPE4A620T690M Bearing, Ball, Airfra 371 EA 03/25/2020

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AS27641 Cross Reference
  • MKP20AFS160
  • MS27641-20RG
  • MKP20A
  • MKP20AFS160