576E438 Spherical Plain Bearing

Comprehensive specifications and application details for: 576E438 Spherical Plain Bearing.

Summary

Explore detailed summary information for bearing: 576E438. Includes NSN, classification group, and identification codes to support sourcing, compliance, and accurate part tracking.

Part Number
576E438
Federal Supply Classification
3120 Unmounted Plain Bearings
(NSN) National Stock Number
3120-00-711-9490
Item Name Code
13204
Federal Item Identification Guide
A045A0
Assigment Date
01/01/1963

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.

9.4900 inches minimum and 9.5000 inches maximum extension outside diameter, qq-s-635 fed spec single material response outer layer material document and classification, square all corners corner shape, 3.5000 inches nominal overall length, 5.5110 inches minimum and 5.5130 inches maximum body inside diameter

Datasheet

Below are the comprehensive technical specifications for bearing: 3120-00-711-9490 . Find dimensions, materials, tolerances, performance characteristics, etc.

Body Inside Diameter
5.5110 inches minimum and 5.5130 inches maximum
Corner Shape
square all corners
Extension Outside Diameter
9.4900 inches minimum and 9.5000 inches maximum
Overall Length
3.5000 inches nominal
Material Document And Classification
qq-s-635 fed spec single material response outer layer
Material Document And Classification
qq-t-390 fed spec single material response inner layer
Material
steel comp 1020 outer layer
Material
tin alloy uns l13840 inner layer
Spherical Body Diameter
10.4980 inches minimum and 10.5000 inches maximum
Style Designator
segmented
Surface Finish
32.0 microinches inside diameter surface of body
Surface Finish
63.0 microinches spherical surface

Frequently Asked Questions

Find quick answers to common questions about bearing: 576E438. Explore technical specifications, installation tips, maintenance guidelines, regulatory requirements, and troubleshooting advice.

What is the FSCG of the NSN 3120-00-711-9490?
The FSCG of the NSN 3120-00-711-9490 is 3120
Does the NSN 3120-00-711-9490 have a Schedule B code assigned?
Yes, the Schedule B code is 8482300040
Does NSN 3120-00-711-9490 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 3120-00-711-9490 contain precious materials?
Item does not contain precious metal.
Does NSN 3120-00-711-9490 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 3120-00-711-9490 was assigned to the Federal Catalog?
It was assigned 63 years ago, on Tue, Jan 1, 1963

Price & Availability

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