4048593

View detailed technical data, stock status, and sourcing information for: 4048593
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Federal Supply Group

Bearings

Federal Supply Classification

3120 Unmounted Plain Bearings

National Stock Number

3120-00-346-7239

Item Name Code

13208

Assigment Date

01/24/1974 (52 years ago)

0.3000 inches minimum and 0.3050 inches maximum inner member width, 0.4995 inches minimum and 0.5000 inches maximum bore diameter, 32.0 rockwell c nominal inner member hardness rating, 0.2520 inches minimum and 0.2570 inches maximum outer member width, 0.9057 inches minimum and 0.9062 inches maximum outer member outside diameter

Product Characteristics

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

Bore Diameter: 0.4995 inches minimum and 0.5000 inches maximum
Outer Member Outside Diameter: 0.9057 inches minimum and 0.9062 inches maximum
Outer Member Width: 0.2520 inches minimum and 0.2570 inches maximum
Inner Member Width: 0.3000 inches minimum and 0.3050 inches maximum
Hardness Rating: 32.0 rockwell c nominal inner member
Hardness Rating: 60.0 rockwell c nominal outer race member
Criticality Code Justification: feat
Special Features: critical safety item (csi)
Material: steel corrosion resisting external outer member
Material: steel corrosion resisting internal inner member
Material Document And Classification: ams 5630 assn std 1st material response internal inner member
Material Document And Classification: ams 5643 assn std 2nd material response external outer member
Style Designator: without insert or liner

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
3120PL0683574	Self-Aligning Plain Bearing
3120PL1601513	Self-Aligning Plain Bearing
4005227	Self-Aligning Plain Bearing
4011139	Self-Aligning Plain Bearing
4011139C	Self-Aligning Plain Bearing
4045695	Self-Aligning Plain Bearing
4048593	Self-Aligning Plain Bearing
4082610	Self-Aligning Plain Bearing

FAQs

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

What is the FSCG of the NSN 3120-00-346-7239?

The FSCG of the NSN 3120-00-346-7239 is 3120

Does the NSN 3120-00-346-7239 have a Schedule B code assigned?

Yes, the Schedule B code is 8482300040

Does NSN 3120-00-346-7239 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 3120-00-346-7239 contain precious materials?

Precious metal content is unknown

Does NSN 3120-00-346-7239 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 3120-00-346-7239 was assigned to the Federal Catalog?

It was assigned 52 years ago, on Thu, Jan 24, 1974