ST4M123G13 Self-Aligning Plain Bearing

Comprehensive specifications and application details for: ST4M123G13 Self-Aligning Plain Bearing.

Summary

Explore detailed summary information for bearing: ST4M123G13. Includes NSN, classification group, and identification codes to support sourcing, compliance, and accurate part tracking.

Part Number: ST4M123G13
Federal Supply Classification: 3120 Unmounted Plain Bearings
(NSN) National Stock Number: 3120-01-038-5444
Item Name Code: 13208
Federal Item Identification Guide: A045A0
Assigment Date: 04/08/1977

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.

28.0 rockwell c minimum and 36.0 rockwell c maximum outer race member hardness rating, 0.8120 inches minimum and 0.8125 inches maximum bore diameter, 37.0 rockwell c minimum inner member hardness rating, 0.8070 inches minimum and 0.8120 inches maximum inner member width, groove external outer member lubrication feature

Datasheet

Below are the comprehensive technical specifications for bearing: 3120-01-038-5444 . Find dimensions, materials, tolerances, performance characteristics, etc.

Bore Diameter: 0.8120 inches minimum and 0.8125 inches maximum
Hardness Rating: 37.0 rockwell c minimum inner member
Hardness Rating: 28.0 rockwell c minimum and 36.0 rockwell c maximum outer race member
Inner Member Width: 0.8070 inches minimum and 0.8120 inches maximum
Lubrication Feature: groove external outer member
Lubrication Feature: groove internal inner member
Lubrication Feature: groove internal outer member
Lubrication Feature: perforation outer race member
Lubrication Feature: perforation inner member
Material Document And Classification: mil-g-81322 mil spec single material response lubrication
Material: copper alloy 172 or copper alloy 173 inner member
Material: grease lubrication
Material: steel comp 630 outer race member
Outer Member Outside Diameter: 1.5620 inches minimum and 1.5625 inches maximum
Outer Member Width: 0.6450 inches minimum and 0.6500 inches maximum
Static Radial Load Rating: 59000 pounds
Style Designator: without insert or liner with staking groove

Replaces

The NSN 3120-01-038-5444 is used in place of the following discontinued or alternate items:

NSN	Name	Date
3120-00-270-7790	No Name Available	03/01/1978

Frequently Asked Questions

Find quick answers to common questions about bearing: ST4M123G13. Explore technical specifications, installation tips, maintenance guidelines, regulatory requirements, and troubleshooting advice.

What is the FSCG of the NSN 3120-01-038-5444?: The FSCG of the NSN 3120-01-038-5444 is 3120

Does the NSN 3120-01-038-5444 have a Schedule B code assigned?: Yes, the Schedule B code is 8482300040

Does NSN 3120-01-038-5444 require demilitarization?: "commerce control list items (ccli) - mut to the point of scrap required outside the united states. Inside the united states, mut is required when the demil integrity code (ic) is "3" and mut is not required when the demic is "6" (note 8)"

Does NSN 3120-01-038-5444 contain precious materials?: Precious metal content is unknown

Does NSN 3120-01-038-5444 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.