B449L Self-Aligning Plain Bearing

Comprehensive specifications and application details for: B449L Self-Aligning Plain Bearing.

Summary

Explore detailed summary information for bearing: B449L. Includes NSN, classification group, and identification codes to support sourcing, compliance, and accurate part tracking.

Part Number: B449L
Federal Supply Classification: 3120 Unmounted Plain Bearings
(NSN) National Stock Number: 3120-00-441-9875
Item Name Code: 13208
Federal Item Identification Guide: A045A0
Assigment Date: 12/05/1969

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.

steel comp e52100 overall material, 4.3744 inches minimum and 4.3750 inches maximum outer member outside diameter, 2.4010 inches minimum and 2.4060 inches maximum inner member width, 2.7494 inches minimum and 2.7500 inches maximum bore diameter, 2.0570 inches minimum and 2.0620 inches maximum outer member width

Datasheet

Below are the comprehensive technical specifications for bearing: 3120-00-441-9875 . Find dimensions, materials, tolerances, performance characteristics, etc.

Bore Diameter: 2.7494 inches minimum and 2.7500 inches maximum
Inner Member Width: 2.4010 inches minimum and 2.4060 inches maximum
Material: steel comp e52100 overall
Outer Member Outside Diameter: 4.3744 inches minimum and 4.3750 inches maximum
Outer Member Width: 2.0570 inches minimum and 2.0620 inches maximum
Static Radial Load Rating: 55000 pounds
Style Designator: without insert or liner

Replaces

The NSN 3120-00-441-9875 is used in place of the following discontinued or alternate items:

NSN	Name	Date
3110-00-012-2617	No Name Available	01/01/1979

Frequently Asked Questions

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What is the FSCG of the NSN 3120-00-441-9875?: The FSCG of the NSN 3120-00-441-9875 is 3120

Does the NSN 3120-00-441-9875 have a Schedule B code assigned?: Yes, the Schedule B code is 8482300040

Does NSN 3120-00-441-9875 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 3120-00-441-9875 contain precious materials?: Item does not contain precious metal.

Does NSN 3120-00-441-9875 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.