8439143 Sleeve Bushing

Comprehensive specifications and application details for: 8439143 Sleeve Bushing.

Summary

Explore detailed summary information for bearing: 8439143. Includes NSN, classification group, and identification codes to support sourcing, compliance, and accurate part tracking.

Part Number: 8439143
Federal Supply Classification: 3120 Unmounted Plain Bearings
(NSN) National Stock Number: 3120-00-171-2447
Item Name Code: 13206
Federal Item Identification Guide: A045A0
Assigment Date: 08/25/1972

A tubular shaped unthreaded item with or without a flange at one end designed to be inserted into a hole to reduce the inside diameter of the hole and to protect the surrounding body structure from damage resulting from stress, strain, and/or vibration. The overall length must exceed 25 percent of the outside diameter or the shortest distance between peripheral flats of the body. Includes items which are divided into two or more segments which includes 180 degrees (3.141 radians) or less of the bearing periphery. For items made of rubber, see bushing, nonmetallic. See also bearing, sleeve; bushing, tapered; spacer, sleeve; insulator, bushing; and bushing, electrical conductor. Excludes:bushing, drill, jig.

0.4750 inches minimum and 0.4850 inches maximum overall length, 0.5000 inches minimum and 0.5150 inches maximum body inside diameter, qq-b-613,alloy 230,240 or 260 fed spec all material responses or qq-b-626,alloy 230,240 or 260 fed spec all material responses overall material document and classification, 0.7460 inches minimum and 0.7480 inches maximum body outside diameter, square all corners corner shape

Datasheet

Below are the comprehensive technical specifications for bearing: 3120-00-171-2447 . Find dimensions, materials, tolerances, performance characteristics, etc.

Body Inside Diameter: 0.5000 inches minimum and 0.5150 inches maximum
Body Outside Diameter: 0.7460 inches minimum and 0.7480 inches maximum
Corner Shape: square all corners
Overall Length: 0.4750 inches minimum and 0.4850 inches maximum
Material Document And Classification: qq-b-613,alloy 230,240 or 260 fed spec all material responses or qq-b-626,alloy 230,240 or 260 fed spec all material responses overall
Material: copper alloy 230 or copper alloy 240 or copper alloy 260 overall
Style Designator: solid, plain, no outside flanges
Surface Finish: 63.0 microinches inside diameter surface of body
Surface Finish: 63.0 microinches outside diameter surface of body
Surface Treatment Document And Classification: qq-p-416,ty 2,cl3 fed spec all treatment responses or mil-c-8837,ty 2,cl 3 mil spec all treatment responses overall
Surface Treatment: cadmium and chromate overall

Frequently Asked Questions

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What is the FSCG of the NSN 3120-00-171-2447?: The FSCG of the NSN 3120-00-171-2447 is 3120

Does the NSN 3120-00-171-2447 have a Schedule B code assigned?: Yes, the Schedule B code is 8482997060

Does NSN 3120-00-171-2447 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 3120-00-171-2447 contain precious materials?: Item does not contain precious metal.

Does NSN 3120-00-171-2447 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.