201073

View detailed technical data, stock status, and sourcing information for: 201073
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Federal Supply Group

Bearings

Federal Supply Classification

3110 Unmounted Antifriction Bearings

National Stock Number

3110-00-542-0031

Item Name Code

00028

Assigment Date

01/01/1961 (65 years ago)

ground surface finish, 1.7500 inches minimum and 1.7505 inches maximum bore diameter, straight bore shape, 1.2030 inches minimum and 1.2060 inches maximum overall width, 2.0262 inches minimum and 2.0267 inches maximum overall outside 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: 1.2030 inches minimum and 1.2060 inches maximum
Bore Diameter: 1.7500 inches minimum and 1.7505 inches maximum
Overall Outside Diameter: 2.0262 inches minimum and 2.0267 inches maximum
Surface Finish: ground
Bore Shape: straight
Special Features: oil hole,bore and od concentric within 0.0010 in.
Material: steel overall
Style Designator: solid inner race, with bore chamfer, journal and needle

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
3120-00-293-6208	No Name Available	12/03/1971
2520-00-311-5642	No Name Available	06/04/1971

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
01770-0054	Inner Bearing Ring
1770-054	Inner Bearing Ring
201073	Inner Bearing Ring

FAQs

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

What is the FSCG of the NSN 3110-00-542-0031?

The FSCG of the NSN 3110-00-542-0031 is 3110

Does the NSN 3110-00-542-0031 have a Schedule B code assigned?

Yes, the Schedule B code is 8482991010

Does NSN 3110-00-542-0031 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 3110-00-542-0031 contain precious materials?

Precious metal content is unknown

Does NSN 3110-00-542-0031 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 3110-00-542-0031 was assigned to the Federal Catalog?

It was assigned 65 years ago, on Sun, Jan 1, 1961