3120-01-253-0475
Find complete technical information, availability, and procurement data for: 3120-01-253-0475
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Federal Supply Group
Bearings
Federal Supply Classification
3120 Unmounted Plain Bearings
National Stock Number
3120-01-253-0475
Item Name Code
13205
Assigment Date
04/11/1987 (39 years ago)
1.2400 inches minimum and 1.2500 inches maximum overall length, 1.5005 inches minimum and 1.5015 inches maximum body inside diameter, 0.0887 inches minimum and 0.0937 inches maximum flange width, 1.7518 inches minimum and 1.7523 inches maximum body outside diameter, 2.2300 inches minimum and 2.2500 inches maximum flange outside diameter
Product Characteristics
Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.
- Overall Length
- 1.2400 inches minimum and 1.2500 inches maximum
- Body Outside Diameter
- 1.7518 inches minimum and 1.7523 inches maximum
- Body Inside Diameter
- 1.5005 inches minimum and 1.5015 inches maximum
- Flange Outside Diameter
- 2.2300 inches minimum and 2.2500 inches maximum
- Flange Width
- 0.0887 inches minimum and 0.0937 inches maximum
- Corner Shape
- square left flange body corner
- Corner Shape
- square left flange outside right corner
- Corner Shape
- square outside right corner
- Corner Shape
- undercut outside left corner
- Corner Shape
- undercut inside left corner
- Corner Shape
- undercut inside right corner
- Features Provided
- casehardened
- Hardness Rating
- 28.0 rockwell c minimum and 37.0 rockwell c maximum outer layer
- 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
- Functional Description
- high load-low speed airframe use
- Material
- plastic polytetrafluoroethylene inner layer
- Material
- plastic polytetrafluoroethylene left end surface of flange
- Material
- steel comp 630 outer layer
- Material Document And Classification
- ams 5643 assn std single material response outer layer
- Material Document And Classification
- nomex-polytetrafluoroethylene fabric mfr ref single material response inner layer
- Material Document And Classification
- nomex-polytetrafluoroethylene fabric mfr ref single material response left end surface of flange
- Reference Data And Literature
- mil-std-1599 load speed and wear/life cond
- Style Designator
- solid, external flange one end
- Supplementary Features
- -65.0 deg f to 325.0 deg f temp range use
- Specification/Standard Data
- 81343-as81934/2 government specification
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FAQs
Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.
What is the FSCG of the NSN 3120-01-253-0475?
The FSCG of the NSN 3120-01-253-0475 is 3120
Does the NSN 3120-01-253-0475 have a Schedule B code assigned?
Yes, the Schedule B code is 8482997090
Does NSN 3120-01-253-0475 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 3120-01-253-0475 contain precious materials?
Item does not contain precious metal.
Does NSN 3120-01-253-0475 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 3120-01-253-0475 was assigned to the Federal Catalog?
It was assigned 39 years ago, on Sat, Apr 11, 1987
Professional Distribution
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Pricing
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In Stock
This item is currently available and ready for prompt shipment. Units may be offered in various conditions — new, surplus, or refurbished — and stored at verified global facilities. Request a quote to confirm current stock and delivery time.
| New Surplus | 1 |
| New Material | 1 |
| Total | 2 |
Availability of this item was last updated on:
01/23/2026 04:01 PM EST.
Stock levels and pricing are subject to change.