A227321

View detailed technical data, stock status, and sourcing information for: A227321
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Federal Supply Group

Bearings

Federal Supply Classification

3110 Unmounted Antifriction Bearings

National Stock Number

3110-00-554-5970

Item Name Code

00014

Assigment Date

01/01/1963 (63 years ago)

A cylindrical device in which the inner or outer ring turns upon a single or double row of hardened balls which roll easily between the two rings, thus minimizing friction. For items with faces specially ground for duplex mounting see bearing,ball,duplex. Excludes:bearing,ball,airframe.

50.00 millimeters nominal bore diameter, 20.0 millimeters nominal overall width, 90.00 millimeters nominal overall outside diameter, pressed retainer fabrication method, ground surface finish

Product Characteristics

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

Overall Width: 20.0 millimeters nominal
Bore Diameter: 50.00 millimeters nominal
Overall Outside Diameter: 90.00 millimeters nominal
Surface Finish: ground
Retainer Fabrication Method: pressed
Load Direction: radial
Bore Shape: straight
Internal Fit-Up Designation: standard
Standard Tolerance Designation: abec no.1
Material: steel overall
Style Designator: 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Below is a list of NSNs that have been officially superseded by this NSN: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
3110-00-158-7664	No Name Available	09/01/2001
3110-00-843-6530	No Name Available	07/19/1971
3110-01-058-3712	No Name Available	12/01/1980
3110-01-062-6896	No Name Available	08/01/1979
3110-01-190-1531	No Name Available	10/01/1988

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
1210M	Annular Ball Bearing
1210X1	Annular Ball Bearing
1210XY1A	Annular Ball Bearing
210MQ6B7	Annular Ball Bearing
210W	Annular Ball Bearing
23755P11	Annular Ball Bearing
831962M1	Annular Ball Bearing
831962MI	Annular Ball Bearing
9438198	Annular Ball Bearing
A227321	Annular Ball Bearing
AA595854-110JABT	Annular Ball Bearing
AH0333-1	Annular Ball Bearing
BU1012L	Annular Ball Bearing
GX131	Annular Ball Bearing
JD9972	Annular Ball Bearing
L32867	Annular Ball Bearing
MT210TF	Annular Ball Bearing
N9316	Annular Ball Bearing
S-16077	Annular Ball Bearing
Y15021	Annular Ball Bearing

FAQs

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

What is the FSCG of the NSN 3110-00-554-5970?

The FSCG of the NSN 3110-00-554-5970 is 3110

Does the NSN 3110-00-554-5970 have a Schedule B code assigned?

Yes, the Schedule B code is 8482105028

Does NSN 3110-00-554-5970 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 3110-00-554-5970 contain precious materials?

Item does not contain precious metal.

Does NSN 3110-00-554-5970 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 3110-00-554-5970 was assigned to the Federal Catalog?

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