TRE 4

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Federal Supply Group

Bearings

Federal Supply Classification

3120 Unmounted Plain Bearings

National Stock Number

3120-00-618-1420

Item Name Code

13209

Assigment Date

04/08/1973 (53 years ago)

1.9375 inches nominal overall length, 0.2495 inches minimum and 0.2525 inches maximum bore diameter, right-hand thread direction, 2a thread class, externally threaded shank style

Product Characteristics

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

Thread Class: 2a
Thread Direction: right-hand
Shank Style: externally threaded
Overall Length: 1.9375 inches nominal
Bore Diameter: 0.2495 inches minimum and 0.2525 inches maximum
Outer Member Outside Diameter: 0.7400 inches minimum and 0.7600 inches maximum
Bore Center To Shank End Distance: 1.5470 inches minimum and 1.5770 inches maximum
Outer Member Width: 0.2760 inches minimum and 0.2860 inches maximum
Inner Member Width: 0.3700 inches minimum and 0.3750 inches maximum
Shank Thread Length: 0.9844 inches minimum and 1.0625 inches maximum
Static Radial Load Rating: 1950 pounds
Thread Diameter: 0.250 inches nominal
Thread Quantity Per Inch: 28
Lubrication Feature: groove spherical surface of race insert
Lubrication Feature: perforation race insert
Material: steel race insert
Material: steel rod end body
Material: steel comp e52100 inner member
Material Document And Classification: ams 7440 assn std single material response inner member
Surface Treatment: cadmium rod end body
Surface Treatment: chromium inner member
Style Designator: ball type
Thread Series Designator: unf

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
1-8DPS100PC35	Rod End Plain Bearing
430321	Rod End Plain Bearing
TRE 4	Rod End Plain Bearing
TRE4	Rod End Plain Bearing

FAQs

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

What is the FSCG of the NSN 3120-00-618-1420?

The FSCG of the NSN 3120-00-618-1420 is 3120

Does the NSN 3120-00-618-1420 have a Schedule B code assigned?

Yes, the Schedule B code is 8483308055

Does NSN 3120-00-618-1420 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 3120-00-618-1420 contain precious materials?

Item does not contain precious metal.

Does NSN 3120-00-618-1420 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 3120-00-618-1420 was assigned to the Federal Catalog?

It was assigned 53 years ago, on Sun, Apr 8, 1973