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, 26.0 rockwell c nominal outer race member hardness rating, 0.2500 inches minimum and 0.2505 inches maximum bore diameter, flush lubrication fitting features provided, 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.