TFM4H

Comprehensive specifications and application details for: TFM4H Rod End Plain Bearing.

Summary

Explore detailed summary information for bearing: TFM4H. Includes NSN, classification group, and identification codes to support sourcing, compliance, and accurate part tracking.

Part Number
TFM4H
Federal Supply Classification
3120 Unmounted Plain Bearings
(NSN) National Stock Number
3120-00-998-5055
Item Name Code
13209
Federal Item Identification Guide
A045A0
Assigment Date
12/04/1967

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.

0.2495 inches minimum and 0.2500 inches maximum bore diameter, 1.5520 inches minimum and 1.5720 inches maximum bore center to shank end distance, 0.3700 inches minimum and 0.3750 inches maximum inner member width, 32.0 rockwell c minimum rod end body hardness rating, 55.0 rockwell c minimum inner member hardness rating

Datasheet

Below are the comprehensive technical specifications for bearing: 3120-00-998-5055 . Find dimensions, materials, tolerances, performance characteristics, etc.

Bore Diameter
0.2495 inches minimum and 0.2500 inches maximum
Bore Center To Shank End Distance
1.5520 inches minimum and 1.5720 inches maximum
Hardness Rating
32.0 rockwell c minimum rod end body
Hardness Rating
55.0 rockwell c minimum inner member
Inner Member Width
0.3700 inches minimum and 0.3750 inches maximum
Overall Length
1.9520 inches nominal
Material
plastic polytetrafluoroethylene race liner
Material
steel comp 440c inner member
Material
steel comp 630 rod end body
Material
steel corrosion resisting race insert
Outer Member Outside Diameter
0.7710 inches minimum and 0.8160 inches maximum
Outer Member Width
0.2760 inches minimum and 0.2860 inches maximum
Shank Style
externally threaded
Shank Thread Length
1.0000 inches nominal
Static Radial Load Rating
4270 pounds
Special Features
race type construction optional,requires magnetic or penetrant inspection as applicable,nas 559 keyway in shank
Style Designator
ball type
Surface Treatment
cadmium rod end body
Thread Class
3a
Thread Diameter
0.312 inches nominal
Thread Direction
right-hand
Thread Quantity Per Inch
24
Thread Series Designator
unf

Replaces

The NSN 3120-00-998-5055 is used in place of the following discontinued or alternate items:

NSN Name Date
3120-00-127-8908 No Name Available 08/01/2007

Frequently Asked Questions

Find quick answers to common questions about bearing: TFM4H. Explore technical specifications, installation tips, maintenance guidelines, regulatory requirements, and troubleshooting advice.

What is the FSCG of the NSN 3120-00-998-5055?
The FSCG of the NSN 3120-00-998-5055 is 3120
Does the NSN 3120-00-998-5055 have a Schedule B code assigned?
Yes, the Schedule B code is 8483308055
Does NSN 3120-00-998-5055 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 3120-00-998-5055 contain precious materials?
Item does not contain precious metal.
Does NSN 3120-00-998-5055 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 3120-00-998-5055 was assigned to the Federal Catalog?
It was assigned 57 years ago, on Mon, Dec 4, 1967

Price & Availability

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