3120-00-903-9979 Self-Aligning Plain Bearing
Comprehensive specifications and application details for NSN: 3120-00-903-9979.
Summary
Explore detailed summary information for bearing: 3120-00-903-9979. 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
- 3120-00-903-9979
- Item Name Code
- 13208
- Federal Item Identification Guide
- A045A0
- Assigment Date
- 06/15/1966
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.
0.7769 inches minimum and 0.7774 inches maximum outer member outside diameter, 0.4950 inches minimum and 0.5000 inches maximum inner member width, steel corrosion resisting overall material, 0.2500 inches minimum and 0.2505 inches maximum bore diameter, 50.0 rockwell c nominal overall hardness rating
Datasheet
Below are the comprehensive technical specifications for bearing: 3120-00-903-9979 . Find dimensions, materials, tolerances, performance characteristics, etc.
- Bore Diameter
- 0.2500 inches minimum and 0.2505 inches maximum
- Hardness Rating
- 50.0 rockwell c nominal overall
- Inner Member Width
- 0.4950 inches minimum and 0.5000 inches maximum
- Material
- steel corrosion resisting overall
- Outer Member Outside Diameter
- 0.7769 inches minimum and 0.7774 inches maximum
- Outer Member Width
- 0.3870 inches minimum and 0.3920 inches maximum
- Style Designator
- without insert or liner
- Surface Treatment
- chromium inner member
Replaces
The NSN 3120-00-903-9979 is used in place of the following discontinued or alternate items:
| NSN | Name | Date |
|---|---|---|
| 3120-01-137-5750 | No Name Available | 08/01/1984 |
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.
Frequently Asked Questions
Find quick answers to common questions about bearing: 3120-00-903-9979. Explore technical specifications, installation tips, maintenance guidelines, regulatory requirements, and troubleshooting advice.
- What is the FSCG of the NSN 3120-00-903-9979?
- The FSCG of the NSN 3120-00-903-9979 is 3120
- Does the NSN 3120-00-903-9979 have a Schedule B code assigned?
- Yes, the Schedule B code is 8482300040
- Does NSN 3120-00-903-9979 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 3120-00-903-9979 contain precious materials?
- Precious metal content is unknown
- Does NSN 3120-00-903-9979 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 3120-00-903-9979 was assigned to the Federal Catalog?
- It was assigned 60 years ago, on Wed, Jun 15, 1966