3120-01-157-5755 Self-Aligning Plain Bearing

Comprehensive specifications and application details for NSN: 3120-01-157-5755.

Summary

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Federal Supply Classification: 3120 Unmounted Plain Bearings
(NSN) National Stock Number: 3120-01-157-5755
Item Name Code: 13208
Federal Item Identification Guide: A045A0
Assigment Date: 07/08/1983

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.

35.0 rockwell c nominal inner member hardness rating, 1.4950 inches minimum and 1.5000 inches maximum inner member width, 34.0 rockwell c minimum and 38.0 rockwell c maximum outer race member hardness rating, 1.2485 inches minimum and 1.2500 inches maximum bore diameter, ams 5387 assn std single material response inner member material document and classification

Datasheet

Below are the comprehensive technical specifications for bearing: 3120-01-157-5755 . Find dimensions, materials, tolerances, performance characteristics, etc.

Bore Diameter: 1.2485 inches minimum and 1.2500 inches maximum
Hardness Rating: 34.0 rockwell c minimum and 38.0 rockwell c maximum outer race member
Hardness Rating: 35.0 rockwell c nominal inner member
Inner Member Width: 1.4950 inches minimum and 1.5000 inches maximum
Material Document And Classification: ams 5387 assn std single material response inner member
Material Document And Classification: ams 5659 assn std single material response outer race member
Material: cobalt comp 6 inner member
Material: lubricant dry film lubrication
Material: steel comp xm-12 outer race member
Outer Member Outside Diameter: 2.3745 inches minimum and 2.3750 inches maximum
Outer Member Width: 1.1250 inches minimum and 1.1350 inches maximum
Static Radial Load Rating: 142000 pounds
Style Designator: without insert or liner with staking groove
Surface Treatment Document And Classification: everlub 967 mfr ref single treatment response inner member
Surface Treatment: lubricant dry film inner 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
458-50502-4	Self-Aligning Plain Bearing
P22360	Self-Aligning Plain Bearing

Frequently Asked Questions

Find quick answers to common questions about bearing: 3120-01-157-5755. Explore technical specifications, installation tips, maintenance guidelines, regulatory requirements, and troubleshooting advice.

What is the FSCG of the NSN 3120-01-157-5755?: The FSCG of the NSN 3120-01-157-5755 is 3120

Does the NSN 3120-01-157-5755 have a Schedule B code assigned?: Yes, the Schedule B code is 8482300040

Does NSN 3120-01-157-5755 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 3120-01-157-5755 contain precious materials?: Item does not contain precious metal.

Does NSN 3120-01-157-5755 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.