ST4M189-5

Comprehensive specifications and application details for: ST4M189-5 Self-Aligning Plain Bearing.

Summary

Explore detailed summary information for bearing: ST4M189-5. Includes NSN, classification group, and identification codes to support sourcing, compliance, and accurate part tracking.

Part Number
ST4M189-5
Federal Supply Classification
3120 Unmounted Plain Bearings
(NSN) National Stock Number
3120-01-624-4899
Item Name Code
13208
Federal Item Identification Guide
A045A0
Assigment Date
01/04/2014

A detachable assembly 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. The item consists of a bored precision ground ball (or spherical plain bearing) around which an outer ring is fitted. The assembly may be either separable or nonseparable. Excludes:bearing, plain, rod end and bearing, plain, spherical.

0.3125 inches nominal bore diameter, 55.0 rockwell c minimum and 62.0 rockwell c maximum spherical surface hardness rating, 0.813 inches nominal inner member width, 23.0 rockwell c minimum and 35.0 rockwell c maximum outer ring hardness rating, f-15sa end item identification

Datasheet

Below are the comprehensive technical specifications for bearing: 3120-01-624-4899 . Find dimensions, materials, tolerances, performance characteristics, etc.

End Item Identification
f-15sa
Bore Diameter
0.3125 inches nominal
Hardness Rating
55.0 rockwell c minimum and 62.0 rockwell c maximum spherical surface
Hardness Rating
23.0 rockwell c minimum and 35.0 rockwell c maximum outer ring
Inner Member Width
0.813 inches nominal
Part Name Assigned By Controlling Agency
bearing-plain, special, grooved outer ring, tfe lines
Material
plastic polytetrafluoroethylene bore liner
Material
steel comp 440c spherical surface
Material
steel comp 630 outer ring
Outer Member Outside Diameter
0.9060 inches nominal
Outer Member Width
0.345 inches nominal
Static Radial Load Rating
13500 pounds
Style Designator
with insert and/or liner

Frequently Asked Questions

Find quick answers to common questions about bearing: ST4M189-5. Explore technical specifications, installation tips, maintenance guidelines, regulatory requirements, and troubleshooting advice.

What is the FSCG of the NSN 3120-01-624-4899?
The FSCG of the NSN 3120-01-624-4899 is 3120
Does the NSN 3120-01-624-4899 have a Schedule B code assigned?
Yes, the Schedule B code is 8482300040
Does NSN 3120-01-624-4899 require demilitarization?
Usml or ccl military items - demil required. Destroy item and components to prevent restoration or repair to a usable condition. (note 5).
Does NSN 3120-01-624-4899 contain precious materials?
Precious metal content is unknown
Does NSN 3120-01-624-4899 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 3120-01-624-4899 was assigned to the Federal Catalog?
It was assigned 11 years ago, on Sat, Jan 4, 2014

Price & Availability

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