NAS77-5-042

View detailed technical data, stock status, and sourcing information for: NAS77-5-042

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NAS77-5-042
Federal Supply Group
Bearings
Federal Supply Classification
3120 Unmounted Plain Bearings
National Stock Number
3120-00-661-4323
Item Name Code
13206
Assigment Date
01/01/1960 (66 years ago)

A tubular shaped item with or without flange(s) designed to reduce friction and carry a kinetic load on the surface(s) parallel to the axis of the bore. It must have a visible or detectable means of lubrication or be self-lubricated. The over all length must exceed 25 percent of the outside diameter or the shortest distance between peripheral flats of the body, except for straight tubular (without flange or shoulder) items having a bearing surface(s) parallel to the axis of the bore only. Includes items which are divided into two or more segments which include 180 degrees (3.141 radians) or less of the bearing periphery. See also bushing, sleeve; spacer, sleeve; and washer (as modified). Excludes:pin, hollow.

0.5520 inches minimum and 0.5720 inches maximum flange outside diameter, 0.4381 inches minimum and 0.4386 inches maximum body outside diameter, 0.3125 inches minimum and 0.3140 inches maximum body inside diameter, 0.0570 inches minimum and 0.0620 inches maximum flange width, 0.4720 inches minimum and 0.4870 inches maximum overall length

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Overall Length
0.4720 inches minimum and 0.4870 inches maximum
Body Outside Diameter
0.4381 inches minimum and 0.4386 inches maximum
Body Inside Diameter
0.3125 inches minimum and 0.3140 inches maximum
Flange Outside Diameter
0.5520 inches minimum and 0.5720 inches maximum
Flange Width
0.0570 inches minimum and 0.0620 inches maximum
Corner Shape
chamfered inside left corner
Corner Shape
chamfered inside right corner
Corner Shape
square left flange outside right corner
Corner Shape
square outside left corner
Corner Shape
square outside right corner
Corner Shape
undercut left flange body corner
Surface Finish
100.0 microinches intermediate layer
Material
steel comp 4130 or steel comp 8630 overall
Material Document And Classification
mil-s-6798 mil spec 1st material response or mil-s-6050 mil spec 2nd material response overall
Surface Treatment
cadmium overall
Surface Treatment Document And Classification
qq-p-416,ty 2,cl 3 fed spec single treatment response overall
Style Designator
solid, external flange one end
Specification/Standard Data
80205-nas77 professional/industrial association standard

Related Parts

This NSN group includes multiple components designed to meet specific performance and operational standards. Each listing provides detailed specs, functionality data, and replacement compatibility information:

Part Number Name
453744 Sleeve Bushing
NAS77-5-042 Sleeve Bushing

FAQs

Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.

What is the FSCG of the NSN 3120-00-661-4323?
The FSCG of the NSN 3120-00-661-4323 is 3120
Does the NSN 3120-00-661-4323 have a Schedule B code assigned?
Yes, the Schedule B code is 8482997060
Does NSN 3120-00-661-4323 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 3120-00-661-4323 contain precious materials?
Item does not contain precious metal.
Does NSN 3120-00-661-4323 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.
When the NSN 3120-00-661-4323 was assigned to the Federal Catalog?
It was assigned 66 years ago, on Fri, Jan 1, 1960

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