3120-00-155-4991

Comprehensive specifications and application details for NSN: 3120-00-155-4991.

Summary

Explore detailed summary information for bearing: 3120-00-155-4991. Includes NSN, classification group, and identification codes to support sourcing, compliance, and accurate part tracking.

Federal Supply Classification
3120 Unmounted Plain Bearings
(NSN) National Stock Number
3120-00-155-4991
Item Name Code
13205
Federal Item Identification Guide
A045A0
Assigment Date
10/16/1971

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.

1 hole antirotation/lubrication type and quantity, square all corners corner shape, 0.2200 inches nominal first hole diameter, 3.7080 inches nominal body outside diameter, 3.5030 inches minimum and 3.5040 inches maximum body inside diameter

Datasheet

Below are the comprehensive technical specifications for bearing: 3120-00-155-4991 . Find dimensions, materials, tolerances, performance characteristics, etc.

Antirotation/Lubrication Type And Quantity
1 hole
Body Inside Diameter
3.5030 inches minimum and 3.5040 inches maximum
Body Outside Diameter
3.7080 inches nominal
Corner Shape
square all corners
Hole Diameter
0.2200 inches nominal first
Lubricant Accommodation Style
grooved circular
Overall Length
0.9950 inches nominal
Material
aluminum bore liner
Material
steel comp 1010 location not otherwise specified
Special Features
groove in upper half only
Style Designator
segmented, plain, no outside flanges
Surface Groove Location And Quantity
1 internal

Replaces

The NSN 3120-00-155-4991 is used in place of the following discontinued or alternate items:

NSN Name Date
3120-00-038-9364 No Name Available 03/01/1978

Frequently Asked Questions

Find quick answers to common questions about bearing: 3120-00-155-4991. Explore technical specifications, installation tips, maintenance guidelines, regulatory requirements, and troubleshooting advice.

What is the FSCG of the NSN 3120-00-155-4991?
The FSCG of the NSN 3120-00-155-4991 is 3120
Does the NSN 3120-00-155-4991 have a Schedule B code assigned?
Yes, the Schedule B code is 8482997090
Does NSN 3120-00-155-4991 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 3120-00-155-4991 contain precious materials?
Item does not contain precious metal.
Does NSN 3120-00-155-4991 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 3120-00-155-4991 was assigned to the Federal Catalog?
It was assigned 53 years ago, on Sat, Oct 16, 1971

Price & Availability

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