KB4E9 Rod End Plain Bearing

Comprehensive specifications and application details for: KB4E9 Rod End Plain Bearing.

Summary

Explore detailed summary information for bearing: KB4E9. Includes NSN, classification group, and identification codes to support sourcing, compliance, and accurate part tracking.

Part Number: KB4E9
Federal Supply Classification: 3120 Unmounted Plain Bearings
(NSN) National Stock Number: 3120-00-941-9356
Item Name Code: 13209
Federal Item Identification Guide: A045A0
Assigment Date: 12/17/1965

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 outer member of the assembly is modified to provide a shank. The inner member may be either a plain spherical bearing or a sleeve bearing. Excludes:bearing, plain, spherical and bearing, plain, self-aligning.

60.0 rockwell c nominal inner member hardness rating, 0.2500 inches minimum and 0.2505 inches maximum bore diameter, flush lubrication fitting features provided, 26.0 rockwell c nominal outer race member hardness rating, 1.5500 inches minimum and 1.5700 inches maximum bore center to shank end distance

Datasheet

Below are the comprehensive technical specifications for bearing: 3120-00-941-9356 . Find dimensions, materials, tolerances, performance characteristics, etc.

Bore Diameter: 0.2500 inches minimum and 0.2505 inches maximum
Bore Center To Shank End Distance: 1.5500 inches minimum and 1.5700 inches maximum
Features Provided: flush lubrication fitting
Hardness Rating: 60.0 rockwell c nominal inner member
Hardness Rating: 26.0 rockwell c nominal outer race member
Inner Member Width: 0.3700 inches minimum and 0.3750 inches maximum
Lubrication Feature: groove internal outer member
Overall Length: 1.9300 inches minimum and 1.9500 inches maximum
Material: copper alloy race insert
Material: steel comp 4130 rod end body
Material: steel comp e52100 inner member
Outer Member Outside Diameter: 0.7400 inches minimum and 0.7600 inches maximum
Outer Member Width: 0.2760 inches minimum and 0.2860 inches maximum
Shank Style: externally threaded
Shank Thread Length: 1.0000 inches nominal
Static Radial Load Rating: 4000 pounds
Style Designator: ball type
Surface Treatment: cadmium rod end body
Surface Treatment: chromium inner member
Thread Class: 3a
Thread Diameter: 0.312 inches nominal
Thread Direction: right-hand
Thread Quantity Per Inch: 24
Thread Series Designator: unf

Replaces

The NSN 3120-00-941-9356 is used in place of the following discontinued or alternate items:

NSN	Name	Date
3120-00-821-4358	No Name Available	08/05/1968

Frequently Asked Questions

Find quick answers to common questions about bearing: KB4E9. Explore technical specifications, installation tips, maintenance guidelines, regulatory requirements, and troubleshooting advice.

What is the FSCG of the NSN 3120-00-941-9356?: The FSCG of the NSN 3120-00-941-9356 is 3120

Does the NSN 3120-00-941-9356 have a Schedule B code assigned?: Yes, the Schedule B code is 8483308055

Does NSN 3120-00-941-9356 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 3120-00-941-9356 contain precious materials?: Precious metal content is unknown

Does NSN 3120-00-941-9356 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.