BSSN7-2025G3

View detailed technical data, stock status, and sourcing information for: BSSN7-2025G3
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Federal Supply Group

Bearings

Federal Supply Classification

3120 Unmounted Plain Bearings

National Stock Number

3120-01-038-2309

Item Name Code

13208

Assigment Date

04/01/1977 (49 years ago)

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 outer member of the assembly is modified to provide a shank. The inner member may be either a plain spherical bearing or a sleeve bearing. Excludes:bearing, plain, spherical and bearing, plain, self-aligning.

0.4370 inches minimum and 0.4375 inches maximum bore diameter, 0.3380 inches minimum and 0.3430 inches maximum outer member width, 0.9057 inches minimum and 0.9062 inches maximum outer member outside diameter, 0.4320 inches minimum and 0.4370 inches maximum inner member width, 14800 pounds static radial load rating

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Bore Diameter: 0.4370 inches minimum and 0.4375 inches maximum
Outer Member Outside Diameter: 0.9057 inches minimum and 0.9062 inches maximum
Outer Member Width: 0.3380 inches minimum and 0.3430 inches maximum
Inner Member Width: 0.4320 inches minimum and 0.4370 inches maximum
Static Radial Load Rating: 14800 pounds
Hardness Rating: 37.0 rockwell c nominal inner member
Hardness Rating: 28.0 rockwell c minimum and 36.0 rockwell c maximum outer race member
Lubrication Feature: groove internal inner member
Lubrication Feature: groove internal outer member
Lubrication Feature: perforation outer race member
Lubrication Feature: perforation inner member
Material: copper alloy 172 or copper alloy 173 inner member
Material: grease lubrication
Material: steel comp 630 outer race member
Material Document And Classification: mil-g-81322 mil spec single material response lubrication
Style Designator: without insert or liner with staking groove

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
3120-00-279-4134	No Name Available	03/01/1978

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
55842-07	Self-Aligning Plain Bearing
AGB7VA	Self-Aligning Plain Bearing
BSSN7-2025G3	Self-Aligning Plain Bearing
KSB7-27GA	Self-Aligning Plain Bearing
M81936/1-7	Self-Aligning Plain Bearing
SAE AS81936/1-7	Self-Aligning Plain Bearing
SBU14RGH29-2A	Self-Aligning Plain Bearing
ST4M123G7	Self-Aligning Plain Bearing

FAQs

Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.

What is the FSCG of the NSN 3120-01-038-2309?

The FSCG of the NSN 3120-01-038-2309 is 3120

Does the NSN 3120-01-038-2309 have a Schedule B code assigned?

Yes, the Schedule B code is 8482300040

Does NSN 3120-01-038-2309 require demilitarization?

"commerce control list items (ccli) - mut to the point of scrap required outside the united states. Inside the united states, mut is required when the demil integrity code (ic) is "3" and mut is not required when the demic is "6" (note 8)"

Does NSN 3120-01-038-2309 contain precious materials?

Item does not contain precious metal.

Does NSN 3120-01-038-2309 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 3120-01-038-2309 was assigned to the Federal Catalog?

It was assigned 49 years ago, on Fri, Apr 1, 1977