55201 Self-Aligning Plain Bearing

Comprehensive specifications and application details for: 55201 Self-Aligning Plain Bearing.

Summary

Explore detailed summary information for bearing: 55201. Includes NSN, classification group, and identification codes to support sourcing, compliance, and accurate part tracking.

Part Number: 55201
Federal Supply Classification: 3120 Unmounted Plain Bearings
(NSN) National Stock Number: 3120-00-975-0830
Item Name Code: 13208
Federal Item Identification Guide: A045A0
Assigment Date: 01/01/1962

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.

0.3120 inches minimum and 0.3125 inches maximum bore diameter, groove external outer member lubrication feature, groove internal inner member lubrication feature, 56.0 rockwell c nominal inner member hardness rating, 0.3700 inches minimum and 0.3750 inches maximum inner member width

Datasheet

Below are the comprehensive technical specifications for bearing: 3120-00-975-0830 . Find dimensions, materials, tolerances, performance characteristics, etc.

Bore Diameter: 0.3120 inches minimum and 0.3125 inches maximum
Hardness Rating: 56.0 rockwell c nominal inner member
Inner Member Width: 0.3700 inches minimum and 0.3750 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-23827 mil spec single material response lubrication
Material: copper alloy outer race member
Material: grease and lubricant dry film lubrication
Material: steel comp e52100 inner member
Outer Member Outside Diameter: 0.7495 inches minimum and 0.7500 inches maximum
Outer Member Width: 0.2760 inches minimum and 0.2860 inches maximum
Static Radial Load Rating: 5050 pounds
Style Designator: without insert or liner with staking groove
Surface Treatment: cadmium outer race member
Surface Treatment: chromium inner member
Test Data Document: "81349-mil-b-8976 specification (includes engineering type bulletins, brochures,etc., that reflect specification type data in specification format; excludes commercial catalogs, industry directories, and similar trade publications, reflecting general type data on certain environmental and performance requirements and test conditions that are shown as "typical", "average", "nominal", etc.)."

Frequently Asked Questions

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What is the FSCG of the NSN 3120-00-975-0830?: The FSCG of the NSN 3120-00-975-0830 is 3120

Does the NSN 3120-00-975-0830 have a Schedule B code assigned?: Yes, the Schedule B code is 8482300040

Does NSN 3120-00-975-0830 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 3120-00-975-0830 contain precious materials?: Item does not contain precious metal.

Does NSN 3120-00-975-0830 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.