M81935/1-7L

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Federal Supply Group

Bearings

Federal Supply Classification

3120 Unmounted Plain Bearings

National Stock Number

3120-01-362-7281

Item Name Code

13209

Assigment Date

08/14/1992 (33 years ago)

A headless fastener not exceeding 12 inches (304.8 mm) in length having an external thread of one nominal diameter running from end to end. See also rod, continuous thread.

externally threaded shank style, left-hand thread direction, 2.7000 inches nominal overall length, 3a thread class, 0.4370 inches minimum and 0.4375 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: left-hand
Shank Style: externally threaded
Overall Length: 2.7000 inches nominal
Bore Diameter: 0.4370 inches minimum and 0.4375 inches maximum
Outer Member Outside Diameter: 1.1400 inches minimum and 1.1600 inches maximum
Bore Center To Shank End Distance: 2.1150 inches minimum and 2.1350 inches maximum
Outer Member Width: 0.4470 inches minimum and 0.4570 inches maximum
Inner Member Width: 0.5600 inches minimum and 0.5620 inches maximum
Shank Thread Length: 1.2500 inches minimum and 1.3120 inches maximum
Static Radial Load Rating: 12000 pounds
Thread Diameter: 0.438 inches nominal
Thread Quantity Per Inch: 20
Hardness Rating: 39.0 rockwell c minimum and 42.0 rockwell c maximum race liner
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
Material: plastic polyurethane race liner
Material: steel comp 440c inner member
Material: steel comp 630 race insert
Material: steel comp e4340 rod end body
Material Document And Classification: ams 5630 assn std 1st material response inner member
Material Document And Classification: ams 5643 assn std 2nd material response race insert
Material Document And Classification: mil-s-5000 mil spec 4th material response rod end body
Surface Treatment: cadmium 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
M81935/1-07L	Rod End Plain Bearing
M81935/1-7L	Rod End Plain Bearing

FAQs

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

What is the FSCG of the NSN 3120-01-362-7281?

The FSCG of the NSN 3120-01-362-7281 is 3120

Does the NSN 3120-01-362-7281 have a Schedule B code assigned?

Yes, the Schedule B code is 8483308055

Does NSN 3120-01-362-7281 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 3120-01-362-7281 contain precious materials?

Item does not contain precious metal.

Does NSN 3120-01-362-7281 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 3120-01-362-7281 was assigned to the Federal Catalog?

It was assigned 33 years ago, on Fri, Aug 14, 1992