3120-01-318-1728 Self-Aligning Plain Bearing

Comprehensive specifications and application details for NSN: 3120-01-318-1728.

Summary

Explore detailed summary information for bearing: 3120-01-318-1728. Includes NSN, classification group, and identification codes to support sourcing, compliance, and accurate part tracking.

Federal Supply Classification: 3120 Unmounted Plain Bearings
(NSN) National Stock Number: 3120-01-318-1728
Item Name Code: 13208
Federal Item Identification Guide: A045A0
Assigment Date: 04/13/1990

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.

1.7492 inches minimum and 1.7500 inches maximum bore diameter, oil lubricating lubrication material, 1.8070 inches minimum and 1.8120 inches maximum inner member width, groove and perforation outer race member lubrication feature, steel comp 4130 outer race member material

Datasheet

Below are the comprehensive technical specifications for bearing: 3120-01-318-1728 . Find dimensions, materials, tolerances, performance characteristics, etc.

Bore Diameter: 1.7492 inches minimum and 1.7500 inches maximum
Inner Member Width: 1.8070 inches minimum and 1.8120 inches maximum
Lubrication Feature: groove and perforation outer race member
Material: oil lubricating lubrication
Material: steel comp 4130 outer race member
Material: steel comp e52100 inner member
Outer Member Outside Diameter: 3.0990 inches minimum and 3.1000 inches maximum
Outer Member Width: 1.3120 inches minimum and 1.3220 inches maximum
Special Features: oversize o.d. version of kwb28-20sga; used on link,pin gudgeon of mainlanding gear of c5 a/b
Static Radial Load Rating: 380000 pounds
Style Designator: without insert or liner with staking groove
Surface Treatment Document And Classification: qq-p-416 fed spec single treatment response outer race member
Surface Treatment: cadmium outer race member

Related Bearings

Explore the various bearing models associated with this NSN. Click on any bearing below to view detailed technical data, performance ratings, and application guidelines.

Part Number	Name
KWB28-19	Self-Aligning Plain Bearing

Frequently Asked Questions

Find quick answers to common questions about bearing: 3120-01-318-1728. Explore technical specifications, installation tips, maintenance guidelines, regulatory requirements, and troubleshooting advice.

What is the FSCG of the NSN 3120-01-318-1728?: The FSCG of the NSN 3120-01-318-1728 is 3120

Does the NSN 3120-01-318-1728 have a Schedule B code assigned?: Yes, the Schedule B code is 8482300040

Does NSN 3120-01-318-1728 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 3120-01-318-1728 contain precious materials?: Item does not contain precious metal.

Does NSN 3120-01-318-1728 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.