B-2720

View detailed technical data, stock status, and sourcing information for: B-2720
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Federal Supply Group

Bearings

Federal Supply Classification

3110 Unmounted Antifriction Bearings

National Stock Number

3110-01-307-8677

Item Name Code

22293

Assigment Date

09/19/1989 (36 years ago)

A clamp designed to surround other item(s) such as cable(s), conduit(s), pipe(s), hose(s), or tube(s), and to fasten together or to another object or structure. Includes straight flexible items. For items specifically designed to clamp a hose to a connection to prevent leakage, see clamp, hose. See also hanger, pipe and clip, spring tension. For retaining straps with a bridge, see strap, retaining. Excludes:clamp, electrical; band, retaining; clamp (1), c; bracket pipe.

0.531 inches nominal mounting hole diameter, 8.496 inches minimum and 8.498 inches maximum outside diameter, 0.507 inches nominal minor thickness, raised surface w/ aperture cross-sectional shape style, 2.000 inches nominal aperture diameter

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: raised surface w/ aperture
Outside Diameter: 8.496 inches minimum and 8.498 inches maximum
Minor Thickness: 0.507 inches nominal
Mounting Hole Diameter: 0.531 inches nominal
Aperture Diameter: 2.000 inches nominal
Overall Thickness: 1.875 inches nominal
First Bolt Circle Diameter: 5.000 inches nominal
Second Bolt Circle Diameter: 7.250 inches nominal
Raised Surface Height: 1.368 inches minimum and 1.373 inches maximum
Countersink Angle: 82.0 degrees nominal
Counterbore Diameter: 2.374 inches minimum and 2.375 inches maximum
First Bolt Circle Hole Quantity: 4
Second Bolt Circle Hole Quantity: 4
Counterbore Depth: 0.688 inches minimum
Mounting Hole Type: round, unthreaded, countersunk
Inside Raised Surface Diameter: 3.5433 inches minimum and 3.5443 inches maximum
Outside Raised Surface Diameter: 3.9960 inches minimum and 3.9980 inches maximum
Style Designator: round

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
B-2720	Bearing Retaining Plate

FAQs

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

What is the FSCG of the NSN 3110-01-307-8677?

The FSCG of the NSN 3110-01-307-8677 is 3110

Does the NSN 3110-01-307-8677 have a Schedule B code assigned?

Yes, the Schedule B code is 8482997090

Does NSN 3110-01-307-8677 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 3110-01-307-8677 contain precious materials?

Item does not contain precious metal.

Does NSN 3110-01-307-8677 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 3110-01-307-8677 was assigned to the Federal Catalog?

It was assigned 36 years ago, on Tue, Sep 19, 1989