M81936/1-12

Comprehensive specifications and application details for: M81936/1-12 Self-Aligning Plain Bearing.

Summary

Explore detailed summary information for bearing: M81936/1-12. Includes NSN, classification group, and identification codes to support sourcing, compliance, and accurate part tracking.

Part Number
M81936/1-12
Federal Supply Classification
3120 Unmounted Plain Bearings
(NSN) National Stock Number
3120-01-038-8753
Item Name Code
13208
Federal Item Identification Guide
A045A0
Assigment Date
04/14/1977

A detachable assembly in or on which a journal, gudgeon, pivot, or the like moves. It is used to carry a load and to reduce sliding friction. It does not employ rolling elements. The item consists of a bored precision ground ball (or spherical plain bearing) around which an outer ring is fitted. The assembly may be either separable or nonseparable. Excludes:bearing, plain, rod end and bearing, plain, spherical.

0.7450 inches minimum and 0.7500 inches maximum inner member width, groove external outer member lubrication feature, 0.7495 inches minimum and 0.7500 inches maximum bore diameter, 37.0 rockwell c nominal inner member hardness rating, 28.0 rockwell c minimum and 36.0 rockwell c maximum outer race member hardness rating

Datasheet

Below are the comprehensive technical specifications for bearing: 3120-01-038-8753 . Find dimensions, materials, tolerances, performance characteristics, etc.

Bore Diameter
0.7495 inches minimum and 0.7500 inches maximum
Hardness Rating
37.0 rockwell c nominal inner member
Hardness Rating
28.0 rockwell c minimum and 36.0 rockwell c maximum outer race member
Inner Member Width
0.7450 inches minimum and 0.7500 inches maximum
Lubrication Feature
groove external outer member
Lubrication Feature
groove internal inner member
Lubrication Feature
groove internal outer member
Lubrication Feature
perforation outer race member
Lubrication Feature
perforation inner member
Material Document And Classification
mil-g-81322 mil spec single material response lubrication
Material
copper alloy 172 or copper alloy 173 inner member
Material
grease lubrication
Material
steel comp 630 outer race member
Outer Member Outside Diameter
1.4370 inches minimum and 1.4375 inches maximum
Outer Member Width
0.5880 inches minimum and 0.5930 inches maximum
Static Radial Load Rating
50000 pounds
Style Designator
without insert or liner with staking groove

Replaces

The NSN 3120-01-038-8753 is used in place of the following discontinued or alternate items:

NSN Name Date
3120-00-272-3676 No Name Available 03/01/1978

Frequently Asked Questions

Find quick answers to common questions about bearing: M81936/1-12. Explore technical specifications, installation tips, maintenance guidelines, regulatory requirements, and troubleshooting advice.

What is the FSCG of the NSN 3120-01-038-8753?
The FSCG of the NSN 3120-01-038-8753 is 3120
Does the NSN 3120-01-038-8753 have a Schedule B code assigned?
Yes, the Schedule B code is 8482300040
Does NSN 3120-01-038-8753 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 3120-01-038-8753 contain precious materials?
Precious metal content is unknown
Does NSN 3120-01-038-8753 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 3120-01-038-8753 was assigned to the Federal Catalog?
It was assigned 48 years ago, on Thu, Apr 14, 1977

Price & Availability

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