2907569

View detailed technical data, stock status, and sourcing information for: 2907569
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Federal Supply Group

Bearings

Federal Supply Classification

3110 Unmounted Antifriction Bearings

National Stock Number

3110-01-281-3891

Item Name Code

22293

Assigment Date

06/22/1988 (38 years ago)

An assembled unit, composed of a housing incorporating a single or multiple row ball bearing(s), designed to meet various or specific conditions of mounting.

0.630 inches nominal minor thickness, 2.750 inches nominal outside diameter, 0.210 inches minimum and 0.218 inches maximum mounting hole diameter, 1.620 inches nominal body diameter, counterbored w/ aperture cross-sectional shape style

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Cross-Sectional Shape Style: counterbored w/ aperture
Outside Diameter: 2.750 inches nominal
Minor Thickness: 0.630 inches nominal
Body Diameter: 1.620 inches nominal
Mounting Hole Diameter: 0.210 inches minimum and 0.218 inches maximum
Aperture Diameter: 0.810 inches nominal
Mounting Hole Arrangement Style: four holes
Distance Between Holes Along Length: 2.000 inches nominal
Distance Between Holes Along Width: 1.280 inches nominal
Body Thickness: 0.250 inches nominal
Overall Thickness: 0.880 inches nominal
Width Across Flats: 1.860 inches nominal
Counterbore Diameter: 1.220 inches nominal
Distance From Vertical Centerline To Center Of Right Hole: 1.000 inches nominal
Counterbore Depth: 0.620 inches nominal
Distance From Horizontal Centerline To Center Of Right Hole: 0.500 inches nominal
Mounting Hole Type: round, unthreaded
Material: aluminum alloy 6061 overall
Material Document And Classification: qq-a-250/11,t651 fed spec single material response overall
Surface Treatment: anodize overall
Surface Treatment Document And Classification: mil-a-8625,type 1,class 1 mil spec single treatment response overall
Style Designator: two flats

Related Parts

This NSN group includes multiple components designed to meet specific performance and operational standards. Each listing provides detailed specs, functionality data, and replacement compatibility information:

Part Number	Name
2907569	Bearing Retaining Plate

FAQs

Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.

What is the FSCG of the NSN 3110-01-281-3891?

The FSCG of the NSN 3110-01-281-3891 is 3110

Does the NSN 3110-01-281-3891 have a Schedule B code assigned?

Yes, the Schedule B code is 8482997090

Does NSN 3110-01-281-3891 require demilitarization?

Items subject to the export administration regulations (ear) in parts 730-774 of title 15, code of federal regulations (cfr) (ccli or ear99) and determined by dod to present a low risk when released out of dod control. No demil, mut, or end use certificate is required. May require an export licensefrom doc.

Does NSN 3110-01-281-3891 contain precious materials?

Item does not contain precious metal.

Does NSN 3110-01-281-3891 contain hazardous materials?

Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.

When the NSN 3110-01-281-3891 was assigned to the Federal Catalog?

It was assigned 38 years ago, on Wed, Jun 22, 1988