BRE-4991 Rod End Plain Bearing

Comprehensive specifications and application details for: BRE-4991 Rod End Plain Bearing.

Summary

Explore detailed summary information for bearing: BRE-4991. Includes NSN, classification group, and identification codes to support sourcing, compliance, and accurate part tracking.

Part Number: BRE-4991
Federal Supply Classification: 3120 Unmounted Plain Bearings
(NSN) National Stock Number: 3120-01-331-7744
Item Name Code: 13209
Federal Item Identification Guide: A045A0
Assigment Date: 12/27/1990

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.

0.2495 inches minimum and 0.2515 inches maximum bore diameter, 2.2495 inches nominal overall length, steel corrosion resisting overall material, 1.8020 inches minimum and 1.8220 inches maximum bore center to shank end distance, 0.4950 inches minimum and 0.5000 inches maximum inner member width

Datasheet

Below are the comprehensive technical specifications for bearing: 3120-01-331-7744 . Find dimensions, materials, tolerances, performance characteristics, etc.

Bore Diameter: 0.2495 inches minimum and 0.2515 inches maximum
Bore Center To Shank End Distance: 1.8020 inches minimum and 1.8220 inches maximum
Inner Member Width: 0.4950 inches minimum and 0.5000 inches maximum
Overall Length: 2.2495 inches nominal
Material: steel corrosion resisting overall
Outer Member Outside Diameter: 0.8650 inches minimum and 0.8850 inches maximum
Outer Member Width: 0.3220 inches minimum and 0.3320 inches maximum
Shank Style: externally threaded
Shank Thread Length: 1.0310 inches minimum and 1.1240 inches maximum
Style Designator: ball type
Surface Treatment: passivate race insert
Surface Treatment: passivate rod end body
Surface Treatment: chromium inner member
Thread Class: 3a
Thread Diameter: 0.3750 inches nominal
Thread Direction: left-hand
Thread Quantity Per Inch: 24
Thread Series Designator: unf

Frequently Asked Questions

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What is the FSCG of the NSN 3120-01-331-7744?: The FSCG of the NSN 3120-01-331-7744 is 3120

Does the NSN 3120-01-331-7744 have a Schedule B code assigned?: Yes, the Schedule B code is 8483308055

Does NSN 3120-01-331-7744 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 3120-01-331-7744 contain precious materials?: Item does not contain precious metal.

Does NSN 3120-01-331-7744 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.