3120-01-191-4621

Find complete technical information, availability, and procurement data for: 3120-01-191-4621
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Federal Supply Group

Bearings

Federal Supply Classification

3120 Unmounted Plain Bearings

National Stock Number

3120-01-191-4621

Item Name Code

13208

Assigment Date

10/08/1984 (41 years ago)

A headless fastener not exceeding 12 inches (304.8 mm) in length, threaded externally on both ends with threads of the same nominal diameter. All or part of the unthreaded section has a cross-sectional diameter greater than the nominal stud size plus 0.020 inches (0.508 mm). It may be thread relieved. See also stud, locked in.

0.9370 inches minimum and 0.9375 inches maximum outer member outside diameter, 0.4370 inches minimum and 0.4470 inches maximum outer member width, 0.4370 inches minimum and 0.4375 inches maximum bore diameter, 20700 pounds static radial load rating, 0.5600 inches minimum and 0.5620 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: 0.4370 inches minimum and 0.4375 inches maximum
Outer Member Outside Diameter: 0.9370 inches minimum and 0.9375 inches maximum
Outer Member Width: 0.4370 inches minimum and 0.4470 inches maximum
Inner Member Width: 0.5600 inches minimum and 0.5620 inches maximum
Static Radial Load Rating: 20700 pounds
Hardness Rating: 43.0 rockwell c minimum and 47.0 rockwell c maximum inner member
Hardness Rating: 28.0 rockwell c minimum and 37.0 rockwell c maximum outer race member
Material: plastic polytetrafluoroethylene race liner
Material: steel comp 630 outer race member
Material: steel comp xm-13 inner member
Material Document And Classification: ams 5629 assn std single material response inner member
Material Document And Classification: ams 5643 assn std single material response outer race member
Surface Treatment: passivate inner member
Surface Treatment Document And Classification: qq-p-35 fed spec single treatment response inner member
Style Designator: with insert and/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
MS14103-7C	Self-Aligning Plain Bearing

FAQs

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

What is the FSCG of the NSN 3120-01-191-4621?

The FSCG of the NSN 3120-01-191-4621 is 3120

Does the NSN 3120-01-191-4621 have a Schedule B code assigned?

Yes, the Schedule B code is 8482300040

Does NSN 3120-01-191-4621 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 3120-01-191-4621 contain precious materials?

Item does not contain precious metal.

Does NSN 3120-01-191-4621 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 3120-01-191-4621 was assigned to the Federal Catalog?

It was assigned 41 years ago, on Mon, Oct 8, 1984