Duplex Ball Bearing

Model / MPN: M17931-A014 | NSN: 3110-01-491-2888

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

3110-01-491-2888

Sold in multiples of

1 EA

DEMIL

Overall Width

1.9686 inches

Bore Diameter

Between 1.7715 inches and 1.7717 inches

Overall Outside Diameter

Between 3.9368 inches and 3.9370 inches

Lubrication Material

Grease

End Application

Control unit

Surface Finish

Ground

Retainer Fabrication Method

Pressed

Load Direction

Angular

Internal Fit-up Designation

Tight

Lubrication Material Specification

Mil-g-18709 military specification single material response

Material

Steel

Material Specification

Mil-b-17931, size 7309 military specification single material response

Style Designator

90a universal ground faces, counterbored outer ring, non-separable

M17931 Series Parts

Pricing and Availability

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Certified Quality Assurance

ISO 9001:2015 + AS9120B
Counterfeit Parts Prevention
100% Product Inspections
7 Year Record Retention
On Time Delivery
HAZMAT Certified
Worldwide Shipping

M17931-A014 Cross Reference

MIL-B-17931
D286-215 ITEM53
ESB 052-5