3120-00-332-4378 Self-Aligning Plain Bearing
Comprehensive specifications and application details for NSN: 3120-00-332-4378.
Summary
Explore detailed summary information for bearing: 3120-00-332-4378. 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
- 3120-00-332-4378
- Item Name Code
- 13208
- Federal Item Identification Guide
- A045A0
- Assigment Date
- 12/22/1973
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.
0.8745 inches minimum and 0.8750 inches maximum bore diameter, 0.8730 inches minimum and 0.8750 inches maximum inner member width, 23.0 rockwell c minimum and 35.0 rockwell c maximum outer race member hardness rating, plastic polytetrafluoroethylene race liner material, 55.0 rockwell c minimum and 62.0 rockwell c maximum inner member hardness rating
Datasheet
Below are the comprehensive technical specifications for bearing: 3120-00-332-4378 . Find dimensions, materials, tolerances, performance characteristics, etc.
- Bore Diameter
- 0.8745 inches minimum and 0.8750 inches maximum
- Hardness Rating
- 55.0 rockwell c minimum and 62.0 rockwell c maximum inner member
- Hardness Rating
- 23.0 rockwell c minimum and 35.0 rockwell c maximum outer race member
- Inner Member Width
- 0.8730 inches minimum and 0.8750 inches maximum
- Material
- plastic polytetrafluoroethylene race liner
- Material
- steel comp 440c inner member
- Material
- steel comp 630 outer race member
- Outer Member Outside Diameter
- 1.6245 inches minimum and 1.6250 inches maximum
- Outer Member Width
- 0.7500 inches minimum and 0.7600 inches maximum
- Static Radial Load Rating
- 67300 pounds
- Style Designator
- with insert and/or liner
Replaces
The NSN 3120-00-332-4378 is used in place of the following discontinued or alternate items:
| NSN | Name | Date |
|---|---|---|
| 3120-00-943-1458 | No Name Available | 03/01/1988 |
| 3120-00-983-9358 | No Name Available | 03/01/1988 |
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 |
|---|---|
| AS14103-14 | Self-Aligning Plain Bearing |
| AS81820/1 | Self-Aligning Plain Bearing |
| KR14-CWGB | Self-Aligning Plain Bearing |
| MIL-B-81820 | Self-Aligning Plain Bearing |
| MS14103-14 | Self-Aligning Plain Bearing |
| SAE-AS81820 | Self-Aligning Plain Bearing |
Frequently Asked Questions
Find quick answers to common questions about bearing: 3120-00-332-4378. Explore technical specifications, installation tips, maintenance guidelines, regulatory requirements, and troubleshooting advice.
- What is the FSCG of the NSN 3120-00-332-4378?
- The FSCG of the NSN 3120-00-332-4378 is 3120
- Does the NSN 3120-00-332-4378 have a Schedule B code assigned?
- Yes, the Schedule B code is 8482300040
- Does NSN 3120-00-332-4378 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 3120-00-332-4378 contain precious materials?
- Item does not contain precious metal.
- Does NSN 3120-00-332-4378 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 3120-00-332-4378 was assigned to the Federal Catalog?
- It was assigned 52 years ago, on Sat, Dec 22, 1973
Price & Availability
Fill out the form to get pricing and availability details for the bearing: 3120-00-332-4378
Stock Availability
This product is available in the following quantities and conditions:
| New Surplus | 45 |
| New Material | 305 |
| Serviceable | 1 |
| Total | 351 |
Availability of this item was last updated on:
09/03/2026 11:09 AM EDT.
Availability may have changed since then. Request a quote for up to date pricing and availability.