55750D Self-Aligning Plain Bearing

Comprehensive specifications and application details for: 55750D Self-Aligning Plain Bearing.

Summary

Explore detailed summary information for bearing: 55750D. Includes NSN, classification group, and identification codes to support sourcing, compliance, and accurate part tracking.

Part Number: 55750D
Federal Supply Classification: 3120 Unmounted Plain Bearings
(NSN) National Stock Number: 3120-01-326-7646
Item Name Code: 13208
Federal Item Identification Guide: A045A0
Assigment Date: 09/30/1990

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.

57.0 rockwell c minimum and 61.0 rockwell c maximum inner member hardness rating, 0.7450 inches minimum and 0.7500 inches maximum inner member width, 0.6245 inches minimum and 0.6250 inches maximum bore diameter, ams 5630 assn std single material response inner member material document and classification, ams 5643 assn std single material response outer race member material document and classification

Datasheet

Below are the comprehensive technical specifications for bearing: 3120-01-326-7646 . Find dimensions, materials, tolerances, performance characteristics, etc.

Bore Diameter: 0.6245 inches minimum and 0.6250 inches maximum
Hardness Rating: 57.0 rockwell c minimum and 61.0 rockwell c maximum inner member
Inner Member Width: 0.7450 inches minimum and 0.7500 inches maximum
Material Document And Classification: ams 5630 assn std single material response inner member
Material Document And Classification: ams 5643 assn std single material response outer race member
Material: steel comp 440c inner member
Material: steel comp 630 outer race member
Outer Member Outside Diameter: 1.1870 inches minimum and 1.1875 inches maximum
Outer Member Width: 0.5620 inches minimum and 0.5720 inches maximum
Static Radial Load Rating: 35000 pounds
Style Designator: without insert or liner with staking groove
Surface Treatment Document And Classification: mil-l-8937 mil spec single treatment response outer race member
Surface Treatment Document And Classification: qq-c-320,class 2 fed spec single treatment response inner member
Surface Treatment: chromium inner member
Surface Treatment: lubricant dry film outer race member

Frequently Asked Questions

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What is the FSCG of the NSN 3120-01-326-7646?: The FSCG of the NSN 3120-01-326-7646 is 3120

Does the NSN 3120-01-326-7646 have a Schedule B code assigned?: Yes, the Schedule B code is 8482300040

Does NSN 3120-01-326-7646 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 3120-01-326-7646 contain precious materials?: Item does not contain precious metal.

Does NSN 3120-01-326-7646 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.