P21441 Spherical Plain Bearing

Comprehensive specifications and application details for: P21441 Spherical Plain Bearing.

Summary

Explore detailed summary information for bearing: P21441. Includes NSN, classification group, and identification codes to support sourcing, compliance, and accurate part tracking.

Part Number
P21441
Federal Supply Classification
3120 Unmounted Plain Bearings
(NSN) National Stock Number
3120-01-224-6490
Item Name Code
13204
Federal Item Identification Guide
A045A0
Assigment Date
01/19/1986

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.

0.3700 inches minimum and 0.3900 inches maximum extension outside diameter, 0.7497 inches minimum and 0.7500 inches maximum body outside diameter, 0.2498 inches minimum and 0.2502 inches maximum body inside diameter, square all corners corner shape, 37.0 rockwell c nominal overall hardness rating

Datasheet

Below are the comprehensive technical specifications for bearing: 3120-01-224-6490 . Find dimensions, materials, tolerances, performance characteristics, etc.

Body Inside Diameter
0.2498 inches minimum and 0.2502 inches maximum
Body Outside Diameter
0.7497 inches minimum and 0.7500 inches maximum
Corner Shape
square all corners
Extension Outside Diameter
0.3700 inches minimum and 0.3900 inches maximum
Hardness Rating
37.0 rockwell c nominal overall
Overall Length
0.5880 inches minimum and 0.5930 inches maximum
Material Document And Classification
ams 5387 assn std single material response overall
Material
cobalt comp 6 overall
Special Features
used on tf39 engine
Spherical Body Diameter
0.7497 inches minimum and 0.7500 inches maximum
Style Designator
solid
Surface Finish
18.0 microinches inside diameter surface of body
Surface Finish
63.0 microinches left end surface
Surface Finish
63.0 microinches right end surface
Surface Finish
8.0 microinches spherical surface

Frequently Asked Questions

Find quick answers to common questions about bearing: P21441. Explore technical specifications, installation tips, maintenance guidelines, regulatory requirements, and troubleshooting advice.

What is the FSCG of the NSN 3120-01-224-6490?
The FSCG of the NSN 3120-01-224-6490 is 3120
Does the NSN 3120-01-224-6490 have a Schedule B code assigned?
Yes, the Schedule B code is 8482300040
Does NSN 3120-01-224-6490 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 3120-01-224-6490 contain precious materials?
Item does not contain precious metal.
Does NSN 3120-01-224-6490 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 3120-01-224-6490 was assigned to the Federal Catalog?
It was assigned 40 years ago, on Sun, Jan 19, 1986

Price & Availability

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