120-12-04-012
View detailed technical data, stock status, and sourcing information for: 120-12-04-012
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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.
0.1720 inches minimum and 0.1870 inches maximum overall length, 0.4900 inches minimum and 0.5100 inches maximum flange outside diameter, 0.2500 inches minimum and 0.2510 inches maximum body inside diameter, 0.3756 inches minimum and 0.3761 inches maximum body outside diameter, 0.0570 inches minimum and 0.0620 inches maximum flange width
Product Characteristics
Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.
- Overall Length
- 0.1720 inches minimum and 0.1870 inches maximum
- Body Outside Diameter
- 0.3756 inches minimum and 0.3761 inches maximum
- Body Inside Diameter
- 0.2500 inches minimum and 0.2510 inches maximum
- Flange Outside Diameter
- 0.4900 inches minimum and 0.5100 inches maximum
- Flange Width
- 0.0570 inches minimum and 0.0620 inches maximum
- Corner Shape
- square left flange outside right corner
- Corner Shape
- square outside left corner
- Corner Shape
- square inside left corner
- Corner Shape
- square inside right corner
- Corner Shape
- square outside right corner
- Corner Shape
- undercut left flange body corner
- Surface Finish
- 125.0 microinches outside diameter surface of flange
- Surface Finish
- 125.0 microinches right end surface of body
- Surface Finish
- 125.0 microinches right end surface of left flange
- Surface Finish
- 63.0 microinches outside diameter surface of body
- Special Features
- plastic polytetrafluoroethylene / liner bonded to left end surface of body and flange
- Material
- aluminum alloy 2024 outer layer
- Material
- plastic polytetrafluoroethylene inner layer
- Material Document And Classification
- qq-a-225/6 fed spec single material response outer layer
- Surface Treatment
- anodize outside diameter surface of body
- Surface Treatment
- anodize outside diameter surface of flange
- Surface Treatment
- anodize right end surface of body
- Surface Treatment
- anodize right end surface of left flange
- Surface Treatment Document And Classification
- mil-a-8625 mil spec single treatment response outside diameter surface of body
- Surface Treatment Document And Classification
- mil-a-8625 mil spec single treatment response outside diameter surface of flange
- Surface Treatment Document And Classification
- mil-a-8625 mil spec single treatment response right end surface of body
- Surface Treatment Document And Classification
- mil-a-8625 mil spec single treatment response right end surface of left flange
- Style Designator
- solid, external flange one end
Replaces National Stock Numbers
Below is a list of NSNs that have been officially superseded by this NSN:
| NSN | Name | Date |
|---|---|---|
| 3120-00-245-8478 | No Name Available | 04/01/1976 |
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 |
|---|---|
| 120-12-04-012 | Sleeve Bearing |
| 91384-04-012 | Sleeve Bearing |
| ATGF4A012 | Sleeve Bearing |
| FBJW8TF012 | Sleeve Bearing |
| GB528BE4D012 | Sleeve Bearing |
| GDFRDD4-012 | Sleeve Bearing |
FAQs
Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.
What is the FSCG of the NSN 3120-00-031-0843?
Does the NSN 3120-00-031-0843 have a Schedule B code assigned?
Does NSN 3120-00-031-0843 require demilitarization?
Does NSN 3120-00-031-0843 contain precious materials?
Does NSN 3120-00-031-0843 contain hazardous materials?
When the NSN 3120-00-031-0843 was assigned to the Federal Catalog?
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