3F8931 Sleeve Bearing

Comprehensive specifications and application details for: 3F8931 Sleeve Bearing.

Summary

Explore detailed summary information for bearing: 3F8931. Includes NSN, classification group, and identification codes to support sourcing, compliance, and accurate part tracking.

Part Number: 3F8931
Federal Supply Classification: 3120 Unmounted Plain Bearings
(NSN) National Stock Number: 3120-00-339-3890
Item Name Code: 13205
Federal Item Identification Guide: A045A0
Assigment Date: 01/01/1963

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.

relief groove center flange right body corner corner shape, chamfered inside left corner corner shape, 1.8745 inches minimum and 1.8750 inches maximum body outside diameter, 1.5450 inches minimum and 1.5500 inches maximum body inside diameter, round center flange left body corner corner shape

Datasheet

Below are the comprehensive technical specifications for bearing: 3120-00-339-3890 . Find dimensions, materials, tolerances, performance characteristics, etc.

Body Inside Diameter: 1.5450 inches minimum and 1.5500 inches maximum
Body Outside Diameter: 1.8745 inches minimum and 1.8750 inches maximum
Corner Shape: chamfered inside left corner
Corner Shape: round center flange left body corner
Corner Shape: relief groove center flange right body corner
Corner Shape: square center flange outside left corner
Corner Shape: square center flange outside right corner
Corner Shape: square outside left corner
Corner Shape: square inside right corner
Corner Shape: square outside right corner
End To Flange Distance: 0.9260 inches minimum and 0.9310 inches maximum
Features Provided: casehardened
Flange Outside Diameter: 2.7500 inches nominal
Flange Width: 0.1250 inches nominal
Hardness Rating: 57.0 rockwell c minimum and 62.0 rockwell c maximum outside diameter surface of body
Left End Body Diameter: 1.8745 inches minimum and 1.8750 inches maximum
Lubricant Accommodation Style: grooved circular
Overall Length: 2.2500 inches nominal
Material: steel comp 8620 overall
Right End Body Diameter: 1.8745 inches minimum and 1.8750 inches maximum
Style Designator: solid, external flange

Frequently Asked Questions

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What is the FSCG of the NSN 3120-00-339-3890?: The FSCG of the NSN 3120-00-339-3890 is 3120

Does the NSN 3120-00-339-3890 have a Schedule B code assigned?: Yes, the Schedule B code is 8482997090

Does NSN 3120-00-339-3890 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 3120-00-339-3890 contain precious materials?: Precious metal content is unknown

Does NSN 3120-00-339-3890 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.