A51M42504-9

View detailed technical data, stock status, and sourcing information for: A51M42504-9
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Federal Supply Group

Bearings

Federal Supply Classification

3120 Unmounted Plain Bearings

National Stock Number

3120-00-890-1396

Item Name Code

13209

Assigment Date

05/05/1972 (54 years ago)

0.2495 inches minimum and 0.2500 inches maximum bore diameter, 3a thread class, 2.9650 inches nominal overall length, externally threaded shank style, right-hand thread direction

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: 2.9650 inches nominal
Bore Diameter: 0.2495 inches minimum and 0.2500 inches maximum
Outer Member Outside Diameter: 0.8060 inches nominal
Bore Center To Shank End Distance: 2.5620 inches nominal
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: 1.5300 inches nominal
Thread Diameter: 0.375 inches nominal
Thread Quantity Per Inch: 24
Special Features: keyway in shank 0.0980 in. max wide
Material: plastic polytetrafluoroethylene race liner
Material: steel comp 440c inner member
Material: steel comp 630 or steel comp 631 race insert
Material: titanium alloy rod end body
Style Designator: ball type
Thread Series Designator: unjf

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
A51M42504-9	Rod End Plain Bearing

FAQs

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

What is the FSCG of the NSN 3120-00-890-1396?

The FSCG of the NSN 3120-00-890-1396 is 3120

Does the NSN 3120-00-890-1396 have a Schedule B code assigned?

Yes, the Schedule B code is 8483308055

Does NSN 3120-00-890-1396 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 3120-00-890-1396 contain precious materials?

Item does not contain precious metal.

Does NSN 3120-00-890-1396 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 3120-00-890-1396 was assigned to the Federal Catalog?

It was assigned 54 years ago, on Fri, May 5, 1972