3120-01-242-1887

Comprehensive specifications and application details for NSN: 3120-01-242-1887.

Summary

Explore detailed summary information for bearing: 3120-01-242-1887. 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
3120-01-242-1887
Item Name Code
13208
Federal Item Identification Guide
A045A0
Assigment Date
10/08/1986

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.

0.4995 inches minimum and 0.5000 inches maximum bore diameter, 27.0 rockwell c minimum and 36.0 rockwell c maximum outer race member hardness rating, mil-g-21164 mil spec single material response lubrication material document and classification, 0.4980 inches minimum and 0.5000 inches maximum inner member width, 56.0 rockwell c minimum inner member hardness rating

Datasheet

Below are the comprehensive technical specifications for bearing: 3120-01-242-1887 . Find dimensions, materials, tolerances, performance characteristics, etc.

Bore Diameter
0.4995 inches minimum and 0.5000 inches maximum
Hardness Rating
56.0 rockwell c minimum inner member
Hardness Rating
27.0 rockwell c minimum and 36.0 rockwell c maximum outer race member
Inner Member Width
0.4980 inches minimum and 0.5000 inches maximum
Material Document And Classification
mil-g-21164 mil spec single material response lubrication
Material Document And Classification
mil-s-6758 mil spec 1st material response or mil-s-5000 mil spec 2nd material response or mil-s-6050 mil spec 3rd material response outer race member
Material
grease and disulfide molybdenum lubrication
Material
steel comp 4130 or steel comp e4340 or steel comp 8630 outer race member
Material
steel comp 440c inner member
Outer Member Outside Diameter
0.9995 inches minimum and 1.0000 inches maximum
Outer Member Width
0.3850 inches minimum and 0.3950 inches maximum
Static Radial Load Rating
18850 pounds
Style Designator
without insert or liner
Surface Treatment Document And Classification
qq-b-416,type 1,class 2 fed 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
cadmium outer race member
Surface Treatment
chromium inner member

Frequently Asked Questions

Find quick answers to common questions about bearing: 3120-01-242-1887. Explore technical specifications, installation tips, maintenance guidelines, regulatory requirements, and troubleshooting advice.

What is the FSCG of the NSN 3120-01-242-1887?
The FSCG of the NSN 3120-01-242-1887 is 3120
Does the NSN 3120-01-242-1887 have a Schedule B code assigned?
Yes, the Schedule B code is 8482300040
Does NSN 3120-01-242-1887 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 3120-01-242-1887 contain precious materials?
Item does not contain precious metal.
Does NSN 3120-01-242-1887 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.
When the NSN 3120-01-242-1887 was assigned to the Federal Catalog?
It was assigned 38 years ago, on Wed, Oct 8, 1986

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