623-612B

View detailed technical data, stock status, and sourcing information for: 623-612B

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623-612B
Federal Supply Group
Bearings
Federal Supply Classification
3110 Unmounted Antifriction Bearings
National Stock Number
3110-00-227-2441
Item Name Code
00021
Assigment Date
01/01/1963 (63 years ago)

1.6250 inches nominal overall width, 2.2500 inches nominal bore diameter, 5.0312 inches nominal flange outside diameter, 0.1250 inches nominal backface corner radius, 0.2813 inches nominal flange width

Product Characteristics

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

Overall Width
1.6250 inches nominal
Bore Diameter
2.2500 inches nominal
Flange Outside Diameter
5.0312 inches nominal
Flange Width
0.2813 inches nominal
Backface Corner Radius
0.1250 inches nominal
Standout Width
0.6562 inches nominal
Cone Corner Radius
0.1400 inches nominal
Cone Width
1.6250 inches nominal
Cup Width
1.2500 inches nominal
Cup Outside Diameter
4.7500 inches nominal
Standard Tolerance Designation
afbma class 2
Material
steel overall
Style Designator
straight bore, flanged cup, normal angle

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN Name Date
3110-00-056-1783 No Name Available 08/11/1969

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
623-612B Tapered Roller Bearing
921500 Tapered Roller Bearing

FAQs

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

What is the FSCG of the NSN 3110-00-227-2441?
The FSCG of the NSN 3110-00-227-2441 is 3110
Does the NSN 3110-00-227-2441 have a Schedule B code assigned?
Yes, the Schedule B code is 8482200030
Does NSN 3110-00-227-2441 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 3110-00-227-2441 contain precious materials?
Item does not contain precious metal.
Does NSN 3110-00-227-2441 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 3110-00-227-2441 was assigned to the Federal Catalog?
It was assigned 63 years ago, on Tue, Jan 1, 1963

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