REF-4-TH

Comprehensive specifications and application details for: REF-4-TH Rod End Plain Bearing.

Summary

Explore detailed summary information for bearing: REF-4-TH. Includes NSN, classification group, and identification codes to support sourcing, compliance, and accurate part tracking.

Part Number
REF-4-TH
Federal Supply Classification
3120 Unmounted Plain Bearings
(NSN) National Stock Number
3120-00-728-2341
Item Name Code
13209
Federal Item Identification Guide
A045A0
Assigment Date
01/01/1961

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.

57.0 rockwell c minimum inner member hardness rating, 36.0 rockwell c minimum rod end body hardness rating, 0.2495 inches minimum and 0.2500 inches maximum bore diameter, 1.3120 inches nominal bore center to shank end distance, 0.3700 inches minimum and 0.3720 inches maximum inner member width

Datasheet

Below are the comprehensive technical specifications for bearing: 3120-00-728-2341 . Find dimensions, materials, tolerances, performance characteristics, etc.

Bore Diameter
0.2495 inches minimum and 0.2500 inches maximum
Bore Center To Shank End Distance
1.3120 inches nominal
Hardness Rating
36.0 rockwell c minimum rod end body
Hardness Rating
57.0 rockwell c minimum inner member
Inner Member Width
0.3700 inches minimum and 0.3720 inches maximum
Inspection Hole Center To End Distance
0.3120 inches nominal
Overall Length
1.6870 inches nominal
Material
plastic polytetrafluoroethylene race liner
Material
steel comp 4130 rod end body
Material
steel comp e52100 inner member
Outer Member Outside Diameter
0.7500 inches maximum
Outer Member Width
0.2810 inches maximum
Shank Width Across Wrench Flats
0.3750 inches nominal
Shank Style
internally threaded w/bead and wrench flats and inspection hole
Shank Thread Length
0.7500 inches nominal
Style Designator
ball type
Surface Treatment
cadmium rod end body
Surface Treatment
chromium inner member
Thread Class
3b
Thread Diameter
0.250 inches nominal
Thread Direction
right-hand
Thread Quantity Per Inch
28
Thread Series Designator
unf

Frequently Asked Questions

Find quick answers to common questions about bearing: REF-4-TH. Explore technical specifications, installation tips, maintenance guidelines, regulatory requirements, and troubleshooting advice.

What is the FSCG of the NSN 3120-00-728-2341?
The FSCG of the NSN 3120-00-728-2341 is 3120
Does the NSN 3120-00-728-2341 have a Schedule B code assigned?
Yes, the Schedule B code is 8483308055
Does NSN 3120-00-728-2341 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 3120-00-728-2341 contain precious materials?
Precious metal content is unknown
Does NSN 3120-00-728-2341 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 3120-00-728-2341 was assigned to the Federal Catalog?
It was assigned 64 years ago, on Sun, Jan 1, 1961

Price & Availability

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