DAS4-20A
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A cylindrical item in which the inner or outer ring turns upon row(s) of hardened roller, 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,roller,cylindrical.
1.2500 inches nominal overall outside diameter, cast retainer fabrication method, 1.0000 inches nominal inner ring width, 0.2500 inches nominal bore diameter, 0.7500 inches nominal outer ring width
Product Characteristics
Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.
- Bore Diameter
- 0.2500 inches nominal
- Overall Outside Diameter
- 1.2500 inches nominal
- Outer Ring Width
- 0.7500 inches nominal
- Inner Ring Width
- 1.0000 inches nominal
- Retainer Fabrication Method
- cast
- Seal Quantity
- 2
- Bearing Seal Type
- contact
- Special Features
- 10 deg self alignment in either direction,lubricant holes and groove in outer ring
- Lubrication Material
- grease
- Lubrication Material Document And Classification
- mil-g-23827 mil spec single material response
- Material
- copper alloy retainer
- Material
- rubber butadiene-acrylonitrile class nbr seal
- Material
- steel comp 4140 locking collar
- Material
- steel comp 4140 sleeve
- Material
- steel comp 430 shield
- Material
- steel comp e52100 inner ring
- Material
- steel comp e52100 outer ring
- Material
- steel comp e52100 shaft
- Material Document And Classification
- ams 6382 assn std single material response locking collar
- Material Document And Classification
- ams 6382 assn std single material response sleeve
- Material Document And Classification
- il-s-7420 mil spec single material response inner ring
- Material Document And Classification
- mil-s-7420 mil spec single material response outer ring
- Material Document And Classification
- mil-s-7420 mil spec single material response shaft
- Material Document And Classification
- qq-c-390 fed spec single material response retainer
- Material Document And Classification
- qq-s-763 fed spec single material response shield
- Surface Treatment
- cadmium all external/exposed metal surfaces
- Style Designator
- concave rollers, double closure, self aligning
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FAQs
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What is the FSCG of the NSN 3110-00-143-3017?
Does the NSN 3110-00-143-3017 have a Schedule B code assigned?
Does NSN 3110-00-143-3017 require demilitarization?
Does NSN 3110-00-143-3017 contain precious materials?
Does NSN 3110-00-143-3017 contain hazardous materials?
When the NSN 3110-00-143-3017 was assigned to the Federal Catalog?
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