BSSN-4-2025

View detailed technical data, stock status, and sourcing information for: BSSN-4-2025
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Federal Supply Group

Bearings

Federal Supply Classification

3120 Unmounted Plain Bearings

National Stock Number

3120-00-332-4437

Item Name Code

13208

Assigment Date

12/22/1973 (52 years ago)

6330 pounds static radial load rating, 0.6557 inches minimum and 0.6562 inches maximum outer member outside diameter, 0.2495 inches minimum and 0.2500 inches maximum bore diameter, 0.2450 inches minimum and 0.2500 inches maximum outer member width, 0.3380 inches minimum and 0.3430 inches maximum inner member width

Product Characteristics

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

Bore Diameter: 0.2495 inches minimum and 0.2500 inches maximum
Outer Member Outside Diameter: 0.6557 inches minimum and 0.6562 inches maximum
Outer Member Width: 0.2450 inches minimum and 0.2500 inches maximum
Inner Member Width: 0.3380 inches minimum and 0.3430 inches maximum
Static Radial Load Rating: 6330 pounds
Hardness Rating: 37.0 rockwell c minimum inner member
Hardness Rating: 28.0 rockwell c minimum and 36.0 rockwell c maximum outer race member
Material: copper alloy 172 or copper alloy 173 inner member
Material: steel comp 630 outer race member
Style Designator: without insert or liner with staking groove

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
10107628	Self-Aligning Plain Bearing
55826-04	Self-Aligning Plain Bearing
ASBB4V	Self-Aligning Plain Bearing
BNG04H-123	Self-Aligning Plain Bearing
BSSN-4-2025	Self-Aligning Plain Bearing
KSB4-25SSBD1	Self-Aligning Plain Bearing
KSB4-27	Self-Aligning Plain Bearing
SBU8RZH21-4A	Self-Aligning Plain Bearing
SBU8RZH21A	Self-Aligning Plain Bearing
ST4M123-4	Self-Aligning Plain Bearing

FAQs

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

What is the FSCG of the NSN 3120-00-332-4437?

The FSCG of the NSN 3120-00-332-4437 is 3120

Does the NSN 3120-00-332-4437 have a Schedule B code assigned?

Yes, the Schedule B code is 8482300040

Does NSN 3120-00-332-4437 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 3120-00-332-4437 contain precious materials?

Item does not contain precious metal.

Does NSN 3120-00-332-4437 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 3120-00-332-4437 was assigned to the Federal Catalog?

It was assigned 52 years ago, on Sat, Dec 22, 1973