204-040-786-1

View detailed technical data, stock status, and sourcing information for: 204-040-786-1
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Federal Supply Group

Bearings

Federal Supply Classification

3110 Unmounted Antifriction Bearings

National Stock Number

3110-00-755-1181

Item Name Code

22293

Assigment Date

01/01/1960 (66 years ago)

An internally threaded nut which has an internal seat or shoulder designed to engage the nut retaining flange of a union tailpiece. The threaded portion is used to engage the thread piece of a union, union elbor or the like. Excludes:nut (1), tube coupling.

1.375 inches minimum and 1.376 inches maximum mounting hole diameter, 8 bolt circle hole quantity, 7.990 inches minimum and 8.010 inches maximum aperture diameter, 12.690 inches minimum and 12.710 inches maximum outside diameter, single bolt hole circle mounting hole arrangement style

Product Characteristics

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

Outside Diameter: 12.690 inches minimum and 12.710 inches maximum
Mounting Hole Diameter: 1.375 inches minimum and 1.376 inches maximum
Aperture Diameter: 7.990 inches minimum and 8.010 inches maximum
Mounting Hole Arrangement Style: single bolt hole circle
Bolt Circle Hole Quantity: 8
Overall Thickness: 0.183 inches minimum and 0.193 inches maximum
Mounting Bolt Circle Diameter: 10.353 inches nominal
Raised Surface Height: 0.240 inches minimum and 0.260 inches maximum
Mounting Hole Type: round, unthreaded
First Raised Surface Outside Diameter: 8.365 inches minimum and 8.385 inches maximum
Special Features: raised surface feature included and centrally located;aperture shape round and included;shape:round
Material: steel comp 4130 overall
Surface Treatment: oxide overall

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
204-040-786-001	Bearing Retaining Plate
204-040-786-1	Bearing Retaining Plate

FAQs

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

What is the FSCG of the NSN 3110-00-755-1181?

The FSCG of the NSN 3110-00-755-1181 is 3110

Does the NSN 3110-00-755-1181 have a Schedule B code assigned?

Yes, the Schedule B code is 8482997090

Does NSN 3110-00-755-1181 require demilitarization?

"commerce control list items (ccli) - mut to the point of scrap required outside the united states. Inside the united states, mut is required when the demil integrity code (ic) is "3" and mut is not required when the demic is "6" (note 8)"

Does NSN 3110-00-755-1181 contain precious materials?

Precious metal content is unknown

Does NSN 3110-00-755-1181 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 3110-00-755-1181 was assigned to the Federal Catalog?

It was assigned 66 years ago, on Fri, Jan 1, 1960