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

Duplex Ball Bearing

Model / MPN: 7108KRDF | NSN: 3110-00-052-9135
ITAR Registered seal

Two single row annular ball bearings selected dimensionally to be a matched pair or set. The ring faces have been specially ground to specified offsets that will produce predetermined preload when mounted. May include a single row angular contact bearing with faces specially ground for duplex mounting.

Product Details
NATO Stock Number
3110-00-052-9135
Sold in multiples of
1 PR
DEMIL
NO
Overall Width
30.0 millimeters
Bore Diameter
40.0 millimeters
Overall Outside Diameter
68.0 millimeters
Surface Finish
Ground
Retainer Fabrication Method
Machined
Load Direction
Angular
Internal Fit-up Designation
Standard
Standard Tolerance Designation
Abec no.3
Bearing Preload Rating
40.0 pounds
Material
Copper alloy retainer
Material
Steel comp e52100 ball
Material
Steel comp e52100 inner ring
Material
Steel comp e52100 outer ring
Material Specification
205-040-106, 97499 mfr ref single material response retainer
Material Specification
Fed-std-66 federal standard single material response inner ring
Material Specification
Fed-std-66 federal standard single material response ball
Material Specification
Fed-std-66 federal standard single material response outer ring
Style Designator
92c counterbored outer rings, non-separable, face to face mounting
Style Designator
Counterbored outer rings, non-separable, face to face mounting
Test Data Document
38443-aqcp-2 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", "", etc.). And 38443-aqcp-9a 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", "", etc.). And 38443-ais-84a 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", "", etc.). And 21335-aps-33a 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", "", etc.). And 21335-aps-36a 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", "", etc.).
7108KRDF Series Parts
Solicitations
Solicitation Description Qty UOM Close Date
SPE4A419T8935 Bearing, Ball, Duplex 6 PR 08/06/2019
SPE4A620T3854 Bearing, Ball, Duplex 6 PR 11/01/2019

Pricing and Availability

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7108KRDF Cross Reference
  • 205-040-106
  • 3M9108WIMBRDUA1076
  • 205-040-106-1