8-21B19291-3B4B

Comprehensive specifications and application details for: 8-21B19291-3B4B Spherical Plain Bearing.

Summary

Explore detailed summary information for bearing: 8-21B19291-3B4B. Includes NSN, classification group, and identification codes to support sourcing, compliance, and accurate part tracking.

Part Number
8-21B19291-3B4B
Federal Supply Classification
3120 Unmounted Plain Bearings
(NSN) National Stock Number
3120-00-650-2579
Item Name Code
13204
Federal Item Identification Guide
A045A0
Assigment Date
12/03/1965

A detachable part in or on which a journal, gudgeon, pivot, or the like moves. It is used to carry a load and to reduce sliding friction. It does not employ rolling elements. It may be divided into two or more segments of 180 degrees (3.141 radians) or less. The item has a cylindrical bore and is basically spherical in its exterior design to allow for shaft misalignment. Excludes:bearing, plain, self-aligning.

square all corners corner shape, 18.5610 inches minimum and 18.5620 inches maximum body inside diameter, steel outer layer material, 20.2500 inches nominal extension outside diameter, 28.0000 inches nominal overall length

Datasheet

Below are the comprehensive technical specifications for bearing: 3120-00-650-2579 . Find dimensions, materials, tolerances, performance characteristics, etc.

Body Inside Diameter
18.5610 inches minimum and 18.5620 inches maximum
Corner Shape
square all corners
Extension Outside Diameter
20.2500 inches nominal
Overall Length
28.0000 inches nominal
Material
steel outer layer
Material
tin alloy uns l13890 inner layer
Spherical Body Diameter
30.4970 inches minimum and 30.5000 inches maximum
Style Designator
segmented

Frequently Asked Questions

Find quick answers to common questions about bearing: 8-21B19291-3B4B. Explore technical specifications, installation tips, maintenance guidelines, regulatory requirements, and troubleshooting advice.

What is the FSCG of the NSN 3120-00-650-2579?
The FSCG of the NSN 3120-00-650-2579 is 3120
Does the NSN 3120-00-650-2579 have a Schedule B code assigned?
Yes, the Schedule B code is 8482300040
Does NSN 3120-00-650-2579 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 3120-00-650-2579 contain precious materials?
Item does not contain precious metal.
Does NSN 3120-00-650-2579 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 3120-00-650-2579 was assigned to the Federal Catalog?
It was assigned 59 years ago, on Fri, Dec 3, 1965

Price & Availability

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