3120-01-143-5974

Find complete technical information, availability, and procurement data for: 3120-01-143-5974
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Federal Supply Group

Bearings

Federal Supply Classification

3120 Unmounted Plain Bearings

National Stock Number

3120-01-143-5974

Item Name Code

13209

Assigment Date

12/07/1982 (43 years ago)

2.3250 inches nominal overall length, 0.3120 inches minimum and 0.3125 inches maximum bore diameter, right-hand thread direction, externally threaded shank style, 3a thread class

Product Characteristics

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

Thread Class: 3a
Thread Direction: right-hand
Shank Style: externally threaded
Overall Length: 2.3250 inches nominal
Bore Diameter: 0.3120 inches minimum and 0.3125 inches maximum
Outer Member Outside Diameter: 0.8900 inches minimum and 0.9100 inches maximum
Bore Center To Shank End Distance: 1.8650 inches minimum and 1.8850 inches maximum
Outer Member Width: 0.3220 inches minimum and 0.3320 inches maximum
Inner Member Width: 0.4350 inches minimum and 0.4370 inches maximum
Shank Thread Length: 1.1560 inches minimum and 1.2180 inches maximum
Static Radial Load Rating: 7180 pounds
Thread Diameter: 0.3125 inches nominal
Thread Quantity Per Inch: 24
Hardness Rating: 39.0 rockwell c minimum and 49.0 rockwell c maximum rod end body
Hardness Rating: 55.0 rockwell c minimum and 62.0 rockwell c maximum inner member
Hardness Rating: 28.0 rockwell c minimum and 37.0 rockwell c maximum race insert
Special Features: keyway in shank
Material: plastic polytetrafluoroethylene race liner
Material: steel comp 440c inner member
Material: steel comp 630 race insert
Material Document And Classification: ams 5603 assn std single material response inner member
Material Document And Classification: ams 5643 assn std single material response race insert
Material Document And Classification: mil-s-5000 mil spec single material response race liner
Surface Treatment: cadmium and chromate rod end body
Surface Treatment Document And Classification: qq-p-416,type 2,class 2 fed spec single treatment response rod end body
Style Designator: ball type
Thread Series Designator: unjf

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
3120-00-505-2570	No Name Available	08/23/2007
3120-01-556-7122	No Name Available	12/01/2010

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
3120PL1284662	Rod End Plain Bearing
M81935/1-05K	Rod End Plain Bearing
M81935/1-5K	Rod End Plain Bearing
M81945/1-05K	Rod End Plain Bearing
MIL-B-81935/1B	Rod End Plain Bearing
MS21242S5K	Rod End Plain Bearing

FAQs

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

What is the FSCG of the NSN 3120-01-143-5974?

The FSCG of the NSN 3120-01-143-5974 is 3120

Does the NSN 3120-01-143-5974 have a Schedule B code assigned?

Yes, the Schedule B code is 8483308055

Does NSN 3120-01-143-5974 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 3120-01-143-5974 contain precious materials?

Item does not contain precious metal.

Does NSN 3120-01-143-5974 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 3120-01-143-5974 was assigned to the Federal Catalog?

It was assigned 43 years ago, on Tue, Dec 7, 1982