B831-6400-51

View detailed technical data, stock status, and sourcing information for: B831-6400-51
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Federal Supply Group

Bearings

Federal Supply Classification

3120 Unmounted Plain Bearings

National Stock Number

3120-01-502-7667

Item Name Code

13209

Assigment Date

11/20/2002 (23 years ago)

An item of natural and/or synthetic rubber of solid or cellular structure having a circular cross section. Items of cellular structure may be tubular or nontubular. It may have a wire or cord insert. For flexible tubular items of solid rubber structure, see tubing nonmetallic. Excludes:hose, nonmetallic and electric current carrying items.

3a thread class, 3.7500 inches nominal overall length, right-hand thread direction, externally threaded shank style, 0.6245 inches minimum and 0.6250 inches maximum bore diameter

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: 3.7500 inches nominal
Bore Diameter: 0.6245 inches minimum and 0.6250 inches maximum
End Item Identification: pawl assy; seawolf class
Outer Member Outside Diameter: 1.7400 inches minimum and 1.7600 inches maximum
Bore Center To Shank End Distance: 2.8650 inches minimum and 2.8850 inches maximum
Outer Member Width: 0.5720 inches minimum and 0.5820 inches maximum
Inner Member Width: 1.1950 inches minimum and 1.2000 inches maximum
Shank Thread Length: 1.7190 inches minimum and 1.8120 inches maximum
Thread Diameter: 0.750 inches nominal
Thread Quantity Per Inch: 16
Material: steel comp 316 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
596-7409747-51	Rod End Plain Bearing
B831-6400-51	Rod End Plain Bearing
KNR10MEV-555	Rod End Plain Bearing

FAQs

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

What is the FSCG of the NSN 3120-01-502-7667?

The FSCG of the NSN 3120-01-502-7667 is 3120

Does the NSN 3120-01-502-7667 have a Schedule B code assigned?

Yes, the Schedule B code is 8483308055

Does NSN 3120-01-502-7667 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 3120-01-502-7667 contain precious materials?

Item does not contain precious metal.

Does NSN 3120-01-502-7667 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 3120-01-502-7667 was assigned to the Federal Catalog?

It was assigned 23 years ago, on Wed, Nov 20, 2002