20-91137-1

View detailed technical data, stock status, and sourcing information for: 20-91137-1
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Federal Supply Group

Bearings

Federal Supply Classification

3120 Unmounted Plain Bearings

National Stock Number

3120-00-662-3997

Item Name Code

13209

Assigment Date

01/01/1963 (63 years ago)

externally threaded shank style, 0.5620 inches minimum and 0.5625 inches maximum bore diameter, right-hand thread direction, 3a thread class, 4.0100 inches nominal overall length

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: 4.0100 inches nominal
Bore Diameter: 0.5620 inches minimum and 0.5625 inches maximum
Outer Member Outside Diameter: 1.7000 inches nominal
Bore Center To Shank End Distance: 3.1600 inches nominal
Outer Member Width: 0.5410 inches minimum and 0.5610 inches maximum
Inner Member Width: 0.6825 inches minimum and 0.6875 inches maximum
Shank Thread Length: 1.9000 inches nominal
Thread Diameter: 0.875 inches nominal
Features Provided: external lubrication fitting
Thread Quantity Per Inch: 14
Lubrication Feature: groove external inner member
Special Features: keyway rod end
Material: grease lubrication
Material: steel overall
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
20-91137-1	Rod End Plain Bearing

FAQs

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

What is the FSCG of the NSN 3120-00-662-3997?

The FSCG of the NSN 3120-00-662-3997 is 3120

Does the NSN 3120-00-662-3997 have a Schedule B code assigned?

Yes, the Schedule B code is 8483308055

Does NSN 3120-00-662-3997 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 3120-00-662-3997 contain precious materials?

Precious metal content is unknown

Does NSN 3120-00-662-3997 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 3120-00-662-3997 was assigned to the Federal Catalog?

It was assigned 63 years ago, on Tue, Jan 1, 1963