3120-01-040-4863 Self-Aligning Plain Bearing
Comprehensive specifications and application details for NSN: 3120-01-040-4863.
Summary
Explore detailed summary information for bearing: 3120-01-040-4863. 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
- 3120-01-040-4863
- Item Name Code
- 13208
- Federal Item Identification Guide
- A045A0
- Assigment Date
- 05/08/1977
A detachable assembly in or on which a journal, gudgeon, pivot, or the like moves. It is used to carry a load and to reduce sliding friction. It does not employ rolling elements. The item consists of a bored precision ground ball (or spherical plain bearing) around which an outer ring is fitted. The assembly may be either separable or nonseparable. Excludes:bearing, plain, rod end and bearing, plain, spherical.
0.7480 inches minimum and 0.7500 inches maximum inner member width, 0.6245 inches minimum and 0.6250 inches maximum bore diameter, plastic polytetrafluoroethylene race liner material, 55.0 rockwell c minimum and 62.0 rockwell c maximum inner member hardness rating, 28.0 rockwell c minimum and 37.0 rockwell c maximum outer race member hardness rating
Datasheet
Below are the comprehensive technical specifications for bearing: 3120-01-040-4863 . Find dimensions, materials, tolerances, performance characteristics, etc.
- Bore Diameter
- 0.6245 inches minimum and 0.6250 inches maximum
- Hardness Rating
- 55.0 rockwell c minimum and 62.0 rockwell c maximum inner member
- Hardness Rating
- 28.0 rockwell c minimum and 37.0 rockwell c maximum outer race member
- Inner Member Width
- 0.7480 inches minimum and 0.7500 inches maximum
- Material
- plastic polytetrafluoroethylene race liner
- Material
- steel comp 440c inner member
- Material
- steel comp 630 outer race member
- Outer Member Outside Diameter
- 1.1870 inches minimum and 1.1875 inches maximum
- Outer Member Width
- 0.5620 inches minimum and 0.5720 inches maximum
- Static Radial Load Rating
- 29000 pounds
- Style Designator
- with insert and/or liner with staking groove
Replaces
The NSN 3120-01-040-4863 is used in place of the following discontinued or alternate items:
| NSN | Name | Date |
|---|---|---|
| 3120-00-031-1033 | No Name Available | 01/01/1983 |
| 3120-00-239-7441 | No Name Available | 12/01/1997 |
| 3120-00-250-7393 | No Name Available | 07/01/1992 |
| 3120-00-253-1464 | No Name Available | 09/01/1983 |
| 3120-00-900-4420 | No Name Available | 02/01/1987 |
Related Bearings
Explore the various bearing models associated with this NSN. Click on any bearing below to view detailed technical data, performance ratings, and application guidelines.
| Part Number | Name |
|---|---|
| 10107696 | Self-Aligning Plain Bearing |
| MS14103-10 | Self-Aligning Plain Bearing |
| MS21230-10 | Self-Aligning Plain Bearing |
Frequently Asked Questions
Find quick answers to common questions about bearing: 3120-01-040-4863. Explore technical specifications, installation tips, maintenance guidelines, regulatory requirements, and troubleshooting advice.
- What is the FSCG of the NSN 3120-01-040-4863?
- The FSCG of the NSN 3120-01-040-4863 is 3120
- Does the NSN 3120-01-040-4863 have a Schedule B code assigned?
- Yes, the Schedule B code is 8482300040
- Does NSN 3120-01-040-4863 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 3120-01-040-4863 contain precious materials?
- Item does not contain precious metal.
- Does NSN 3120-01-040-4863 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 3120-01-040-4863 was assigned to the Federal Catalog?
- It was assigned 49 years ago, on Sun, May 8, 1977
Price & Availability
Fill out the form to get pricing and availability details for the bearing: 3120-01-040-4863
Stock Availability
This product is available in the following quantities and conditions:
| New Surplus | 171 |
| New Material | 1,870 |
| As Removed | 1 |
| Serviceable | 1 |
| Overhauled | 1 |
| Total | 2,044 |
Availability of this item was last updated on:
06/02/2026 11:06 AM EDT.
Availability may have changed since then. Request a quote for up to date pricing and availability.