55305 Self-Aligning Plain Bearing

Comprehensive specifications and application details for: 55305 Self-Aligning Plain Bearing.

Summary

Explore detailed summary information for bearing: 55305. Includes NSN, classification group, and identification codes to support sourcing, compliance, and accurate part tracking.

Part Number: 55305
Federal Supply Classification: 3120 Unmounted Plain Bearings
(NSN) National Stock Number: 3120-01-118-6068
Item Name Code: 13208
Federal Item Identification Guide: A045A0
Assigment Date: 09/06/1981

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, 50.0 rockwell c minimum and 60.0 rockwell c maximum inner member hardness rating, groove outer race member lubrication feature, 0.3745 inches minimum and 0.3750 inches maximum bore diameter, 0.4950 inches minimum and 0.5000 inches maximum inner member width

Datasheet

Below are the comprehensive technical specifications for bearing: 3120-01-118-6068 . Find dimensions, materials, tolerances, performance characteristics, etc.

Bore Diameter: 0.3745 inches minimum and 0.3750 inches maximum
Hardness Rating: 50.0 rockwell c minimum and 60.0 rockwell c maximum inner member
Hardness Rating: 28.0 rockwell c minimum and 36.0 rockwell c maximum outer race member
Inner Member Width: 0.4950 inches minimum and 0.5000 inches maximum
Lubrication Feature: groove outer race member
Material Document And Classification: mil-g-21164 mil spec single material response lubrication
Material: grease and disulfide molybdenum lubrication
Material: steel comp 440c inner member
Material: steel comp 630 outer race member
Outer Member Outside Diameter: 0.8120 inches minimum and 0.8125 inches maximum
Outer Member Width: 0.4010 inches minimum and 0.4110 inches maximum
Static Radial Load Rating: 28000 pounds
Style Designator: without insert or liner

Frequently Asked Questions

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What is the FSCG of the NSN 3120-01-118-6068?: The FSCG of the NSN 3120-01-118-6068 is 3120

Does the NSN 3120-01-118-6068 have a Schedule B code assigned?: Yes, the Schedule B code is 8482300040

Does NSN 3120-01-118-6068 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 3120-01-118-6068 contain precious materials?: Item does not contain precious metal.

Does NSN 3120-01-118-6068 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.