4M279 Sleeve Bushing

Comprehensive specifications and application details for: 4M279 Sleeve Bushing.

Summary

Explore detailed summary information for bearing: 4M279. Includes NSN, classification group, and identification codes to support sourcing, compliance, and accurate part tracking.

Part Number: 4M279
Federal Supply Classification: 3120 Unmounted Plain Bearings
(NSN) National Stock Number: 3120-01-169-5634
Item Name Code: 13206
Federal Item Identification Guide: A045A0
Assigment Date: 01/11/1984

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.

0.6855 inches minimum and 0.6865 inches maximum body outside diameter, 0.5340 inches minimum and 0.5350 inches maximum body inside diameter, 0.8020 inches minimum and 0.8220 inches maximum flange outside diameter, square all corners corner shape, 0.0600 inches minimum and 0.0620 inches maximum flange width

Datasheet

Below are the comprehensive technical specifications for bearing: 3120-01-169-5634 . Find dimensions, materials, tolerances, performance characteristics, etc.

Body Inside Diameter: 0.5340 inches minimum and 0.5350 inches maximum
Body Outside Diameter: 0.6855 inches minimum and 0.6865 inches maximum
Corner Shape: square all corners
Flange Outside Diameter: 0.8020 inches minimum and 0.8220 inches maximum
Flange Width: 0.0600 inches minimum and 0.0620 inches maximum
Overall Length: 0.6400 inches minimum and 0.6470 inches maximum
Material Document And Classification: qq-c-530,cond h fed spec single material response overall
Material: copper alloy 173 overall
Special Features: flange end counterbored 0.5530 in. min,0.5570 in. max dia,0.0600 in. min,0.0620 in. max dp; for installation purposes id only shall be dry film lubricated per p.s. 18021,cl 1,with a cetyl alcohol overcoat per p.s. 18015
Style Designator: solid, external flange one end
Surface Treatment Document And Classification: qq-p-416,ty 2,cl 2 fed spec single treatment response left end surface of body and flange
Surface Treatment Document And Classification: qq-p-416,ty 2,cl 2 fed spec single treatment response outside diameter surface of body
Surface Treatment Document And Classification: qq-p-416,ty 2,cl 2 fed spec single treatment response outside diameter surface of flange
Surface Treatment Document And Classification: qq-p-416,ty 2,cl 2 fed spec single treatment response right end surface of body
Surface Treatment Document And Classification: qq-p-416,ty 2,cl 2 fed spec single treatment response right end surface of left flange
Surface Treatment: cadmium and chromate left end surface of body and flange
Surface Treatment: cadmium and chromate outside diameter surface of flange
Surface Treatment: cadmium and chromate outside diameter surface of body
Surface Treatment: cadmium and chromate right end surface of body
Surface Treatment: cadmium and chromate right end surface of left flange

Frequently Asked Questions

Find quick answers to common questions about bearing: 4M279. Explore technical specifications, installation tips, maintenance guidelines, regulatory requirements, and troubleshooting advice.

What is the FSCG of the NSN 3120-01-169-5634?: The FSCG of the NSN 3120-01-169-5634 is 3120

Does the NSN 3120-01-169-5634 have a Schedule B code assigned?: Yes, the Schedule B code is 8482997060

Does NSN 3120-01-169-5634 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 3120-01-169-5634 contain precious materials?: Item does not contain precious metal.

Does NSN 3120-01-169-5634 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.