HMF12

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HMF12
Federal Supply Group
Bearings
Federal Supply Classification
3120 Unmounted Plain Bearings
National Stock Number
3120-00-433-4768
Item Name Code
13209
Assigment Date
01/01/1963 (63 years ago)

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 outer member of the assembly is modified to provide a shank. The inner member may be either a plain spherical bearing or a sleeve bearing. Excludes:bearing, plain, spherical and bearing, plain, self-aligning.

3a thread class, 0.7495 inches minimum and 0.7515 inches maximum bore diameter, 3.7500 inches nominal overall length, right-hand thread direction, externally threaded shank style

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
0.7495 inches minimum and 0.7515 inches maximum
Outer Member Outside Diameter
1.7500 inches nominal
Bore Center To Shank End Distance
2.7850 inches nominal
Outer Member Width
0.6920 inches nominal
Inner Member Width
0.8700 inches minimum and 0.8750 inches maximum
Shank Thread Length
1.7500 inches nominal
Thread Diameter
0.750 inches nominal
Features Provided
flush lubrication fitting
Thread Quantity Per Inch
16
Lubrication Feature
groove external inner member
Special Features
identified with letter m on shank for aircraft use
Material
copper alloy race insert
Material
steel outer race member
Material
steel comp e52100 inner member
Material Document And Classification
66 fed std single material response inner member
Surface Treatment
cadmium rod end body
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
1662774 Rod End Plain Bearing
HM12 Rod End Plain Bearing
HMF12 Rod End Plain Bearing

FAQs

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

What is the FSCG of the NSN 3120-00-433-4768?
The FSCG of the NSN 3120-00-433-4768 is 3120
Does the NSN 3120-00-433-4768 have a Schedule B code assigned?
Yes, the Schedule B code is 8483308055
Does NSN 3120-00-433-4768 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 3120-00-433-4768 contain precious materials?
Precious metal content is unknown
Does NSN 3120-00-433-4768 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 3120-00-433-4768 was assigned to the Federal Catalog?
It was assigned 63 years ago, on Tue, Jan 1, 1963

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