TFM4K Rod End Plain Bearing

Comprehensive specifications and application details for: TFM4K Rod End Plain Bearing.

Summary

Explore detailed summary information for bearing: TFM4K. Includes NSN, classification group, and identification codes to support sourcing, compliance, and accurate part tracking.

Part Number: TFM4K
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, 55.0 rockwell c minimum inner member hardness rating, 32.0 rockwell c minimum rod end body hardness rating, 0.3700 inches minimum and 0.3750 inches maximum inner member width

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: TFM4K. 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.