ST4M212-12

Comprehensive specifications and application details for: ST4M212-12 Self-Aligning Plain Bearing.

Summary

Explore detailed summary information for bearing: ST4M212-12. Includes NSN, classification group, and identification codes to support sourcing, compliance, and accurate part tracking.

Part Number
ST4M212-12
Federal Supply Classification
3120 Unmounted Plain Bearings
(NSN) National Stock Number
3120-01-135-6806
Item Name Code
13208
Federal Item Identification Guide
A045A0
Assigment Date
07/28/1982

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 37.0 rockwell c maximum outer race member hardness rating, 0.7490 inches minimum and 0.7500 inches maximum bore diameter, plastic polytetrafluoroethylene bore liner material, 0.7480 inches minimum and 0.7500 inches maximum inner member width, 43.0 rockwell c minimum and 47.0 rockwell c maximum inner member hardness rating

Datasheet

Below are the comprehensive technical specifications for bearing: 3120-01-135-6806 . Find dimensions, materials, tolerances, performance characteristics, etc.

Bore Diameter
0.7490 inches minimum and 0.7500 inches maximum
Hardness Rating
43.0 rockwell c minimum and 47.0 rockwell c maximum inner member
Hardness Rating
28.0 rockwell c minimum and 37.0 rockwell c maximum outer race member
Inner Member Width
0.7480 inches minimum and 0.7500 inches maximum
Material
plastic polytetrafluoroethylene bore liner
Material
plastic polytetrafluoroethylene race liner
Material
steel comp 440c inner member
Material
steel comp 630 outer race member
Outer Member Outside Diameter
1.4370 inches minimum and 1.4375 inches maximum
Outer Member Width
0.5880 inches minimum and 0.5980 inches maximum
Specification/Standard Data
76301-st4-212 government standard
Static Radial Load Rating
32571 pounds
Style Designator
with insert and/or liner
Surface Treatment
passivate inner member

Frequently Asked Questions

Find quick answers to common questions about bearing: ST4M212-12. Explore technical specifications, installation tips, maintenance guidelines, regulatory requirements, and troubleshooting advice.

What is the FSCG of the NSN 3120-01-135-6806?
The FSCG of the NSN 3120-01-135-6806 is 3120
Does the NSN 3120-01-135-6806 have a Schedule B code assigned?
Yes, the Schedule B code is 8482300040
Does NSN 3120-01-135-6806 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 3120-01-135-6806 contain precious materials?
Item does not contain precious metal.
Does NSN 3120-01-135-6806 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 3120-01-135-6806 was assigned to the Federal Catalog?
It was assigned 42 years ago, on Wed, Jul 28, 1982

Price & Availability

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