M81820/4-6P

Comprehensive specifications and application details for: M81820/4-6P Self-Aligning Plain Bearing.

Summary

Explore detailed summary information for bearing: M81820/4-6P. Includes NSN, classification group, and identification codes to support sourcing, compliance, and accurate part tracking.

Part Number
M81820/4-6P
Federal Supply Classification
3120 Unmounted Plain Bearings
(NSN) National Stock Number
3120-01-620-4428
Item Name Code
13208
Federal Item Identification Guide
A045A0
Assigment Date
07/24/2013

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.

steel comp 630 outer race member material, 0.406 inches nominal inner member width, 43.0 rockwell c minimum overall hardness rating, 0.3750 inches minimum and 0.3760 inches maximum bore diameter, plastic polytetrafluoroethylene race liner material

Datasheet

Below are the comprehensive technical specifications for bearing: 3120-01-620-4428 . Find dimensions, materials, tolerances, performance characteristics, etc.

Bore Diameter
0.3750 inches minimum and 0.3760 inches maximum
Hardness Rating
43.0 rockwell c minimum overall
Inner Member Width
0.406 inches nominal
Material
plastic polytetrafluoroethylene race liner
Material
steel comp 630 outer race member
Outer Member Outside Diameter
0.8120 inches minimum and 0.8125 inches maximum
Outer Member Width
0.312 inches nominal
Style Designator
with insert and/or liner

Frequently Asked Questions

Find quick answers to common questions about bearing: M81820/4-6P. Explore technical specifications, installation tips, maintenance guidelines, regulatory requirements, and troubleshooting advice.

What is the FSCG of the NSN 3120-01-620-4428?
The FSCG of the NSN 3120-01-620-4428 is 3120
Does the NSN 3120-01-620-4428 have a Schedule B code assigned?
Yes, the Schedule B code is 8482300040
Does NSN 3120-01-620-4428 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 3120-01-620-4428 contain precious materials?
Item does not contain precious metal.
Does NSN 3120-01-620-4428 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 3120-01-620-4428 was assigned to the Federal Catalog?
It was assigned 11 years ago, on Wed, Jul 24, 2013

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