M81935/1-14K

View detailed technical data, stock status, and sourcing information for: M81935/1-14K
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Federal Supply Group

Bearings

Federal Supply Classification

3120 Unmounted Plain Bearings

National Stock Number

3120-01-247-2039

Item Name Code

13209

Assigment Date

12/29/1986 (39 years ago)

A gear in the form of a frustum of a cone, with straight, skewed, or curved teeth, cut on the external face. See also gear, antibacklash, bevel.

4.0500 inches nominal overall length, right-hand thread direction, 3a thread class, externally threaded shank style, 0.8745 inches minimum and 0.8750 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: 4.0500 inches nominal
Bore Diameter: 0.8745 inches minimum and 0.8750 inches maximum
Outer Member Outside Diameter: 2.0150 inches minimum and 2.0350 inches maximum
Bore Center To Shank End Distance: 3.3650 inches minimum and 3.3850 inches maximum
Outer Member Width: 0.7600 inches minimum and 0.7700 inches maximum
Inner Member Width: 0.8730 inches minimum and 0.8750 inches maximum
Shank Thread Length: 1.9690 inches minimum and 2.0310 inches maximum
Static Radial Load Rating: 34500 pounds
Thread Diameter: 0.875 inches nominal
Thread Quantity Per Inch: 14
Hardness Rating: 39.0 rockwell c minimum and 42.0 rockwell c maximum rod end body
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
Special Features: keyway in shank
Material: plastic polytetrafluoroethylene 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 single material response inner member
Material Document And Classification: ams 5643 assn std single material response race insert
Material Document And Classification: mil-s-5000 mil spec single material response rod end body
Surface Treatment: cadmium and chromate rod end body
Surface Treatment Document And Classification: qq-p-416,cl 2 fed spec all treatment responses rod end body
Style Designator: ball type
Thread Series Designator: unjf

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
3120-01-015-6928	No Name Available	03/01/1995

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
M81935/1-14K	Rod End Plain Bearing

FAQs

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

What is the FSCG of the NSN 3120-01-247-2039?

The FSCG of the NSN 3120-01-247-2039 is 3120

Does the NSN 3120-01-247-2039 have a Schedule B code assigned?

Yes, the Schedule B code is 8483308055

Does NSN 3120-01-247-2039 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 3120-01-247-2039 contain precious materials?

Item does not contain precious metal.

Does NSN 3120-01-247-2039 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 3120-01-247-2039 was assigned to the Federal Catalog?

It was assigned 39 years ago, on Mon, Dec 29, 1986