R18X1A

View detailed technical data, stock status, and sourcing information for: R18X1A
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Federal Supply Group

Bearings

Federal Supply Classification

3110 Unmounted Antifriction Bearings

National Stock Number

3110-00-159-9185

Item Name Code

00014

Assigment Date

01/01/1963 (63 years ago)

0.3750 inches nominal overall width, stamped retainer fabrication method, 2.1250 inches nominal overall outside diameter, ground surface finish, 1.1250 inches nominal bore diameter

Product Characteristics

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

Overall Width: 0.3750 inches nominal
Bore Diameter: 1.1250 inches nominal
Overall Outside Diameter: 2.1250 inches nominal
Surface Finish: ground
Retainer Fabrication Method: stamped
Load Direction: radial
Bore Shape: straight
Internal Clearance: 0.0050 inches maximum axial
Standard Tolerance Designation: abec no.1
Material: steel retainer
Material: steel comp e52100 ball
Material: steel comp e52100 inner ring
Material: steel comp e52100 outer ring
Material Document And Classification: 66 fed std single material response ball
Material Document And Classification: 66 fed std single material response inner ring
Material Document And Classification: 66 fed std single material response outer ring
Style Designator: non-loading groove, non-separable

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
3110-00-554-6188	No Name Available	03/11/1970

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
047-645-086-001	Annular Ball Bearing
47-645-086	Annular Ball Bearing
47-645-086-1	Annular Ball Bearing
R18X1A	Annular Ball Bearing
S11RS848	Annular Ball Bearing

FAQs

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

What is the FSCG of the NSN 3110-00-159-9185?

The FSCG of the NSN 3110-00-159-9185 is 3110

Does the NSN 3110-00-159-9185 have a Schedule B code assigned?

Yes, the Schedule B code is 8482105028

Does NSN 3110-00-159-9185 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 3110-00-159-9185 contain precious materials?

Precious metal content is unknown

Does NSN 3110-00-159-9185 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 3110-00-159-9185 was assigned to the Federal Catalog?

It was assigned 63 years ago, on Tue, Jan 1, 1963