KB4E1 Rod End Plain Bearing

Comprehensive specifications and application details for: KB4E1 Rod End Plain Bearing.

Summary

Explore detailed summary information for bearing: KB4E1. Includes NSN, classification group, and identification codes to support sourcing, compliance, and accurate part tracking.

Part Number: KB4E1
Federal Supply Classification: 3120 Unmounted Plain Bearings
(NSN) National Stock Number: 3120-00-940-2132
Item Name Code: 13209
Federal Item Identification Guide: A045A0
Assigment Date: 12/07/1965

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.

57.0 rockwell c nominal inner member hardness rating, 26.0 rockwell c nominal outer race member hardness rating, 2.3020 inches minimum and 2.3220 inches maximum bore center to shank end distance, 0.3790 inches minimum and 0.4840 inches maximum inner member width, 0.2495 inches minimum and 0.2515 inches maximum bore diameter

Datasheet

Below are the comprehensive technical specifications for bearing: 3120-00-940-2132 . Find dimensions, materials, tolerances, performance characteristics, etc.

Bore Diameter: 0.2495 inches minimum and 0.2515 inches maximum
Bore Center To Shank End Distance: 2.3020 inches minimum and 2.3220 inches maximum
Hardness Rating: 57.0 rockwell c nominal inner member
Hardness Rating: 26.0 rockwell c nominal outer race member
Inner Member Width: 0.3790 inches minimum and 0.4840 inches maximum
Overall Length: 2.7495 inches nominal
Material: copper alloy race insert
Material: steel comp 4130 outer race member
Material: steel comp e52100 inner member
Outer Member Outside Diameter: 0.8650 inches minimum and 0.8850 inches maximum
Outer Member Width: 0.3250 inches minimum and 0.3400 inches maximum
Shank Thread Length: 1.5000 inches nominal
Shank Style: externally threaded
Static Radial Load Rating: 3400 pounds
Style Designator: ball type
Surface Treatment: chromium inner member
Thread Class: 3a
Thread Diameter: 0.375 inches nominal
Thread Direction: right-hand
Thread Quantity Per Inch: 24
Thread Series Designator: unf

Frequently Asked Questions

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What is the FSCG of the NSN 3120-00-940-2132?: The FSCG of the NSN 3120-00-940-2132 is 3120

Does the NSN 3120-00-940-2132 have a Schedule B code assigned?: Yes, the Schedule B code is 8483308055

Does NSN 3120-00-940-2132 require demilitarization?: "commerce control list items (ccli) - mut to the point of scrap required outside the united states. Inside the united states, mut is required when the demil integrity code (ic) is "3" and mut is not required when the demic is "6" (note 8)"

Does NSN 3120-00-940-2132 contain precious materials?: Precious metal content is unknown

Does NSN 3120-00-940-2132 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.