HF4 Rod End Plain Bearing

Comprehensive specifications and application details for: HF4 Rod End Plain Bearing.

Summary

Explore detailed summary information for bearing: HF4. Includes NSN, classification group, and identification codes to support sourcing, compliance, and accurate part tracking.

Part Number: HF4
Federal Supply Classification: 3120 Unmounted Plain Bearings
(NSN) National Stock Number: 3120-00-661-7484
Item Name Code: 13209
Federal Item Identification Guide: A045A0
Assigment Date: 01/01/1963

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 0.2515 inches maximum bore diameter, 0.3700 inches minimum and 0.3750 inches maximum inner member width, 1.3120 inches nominal bore center to shank end distance, 0.3120 inches nominal inspection hole center to end distance, flush lubrication fitting features provided

Datasheet

Below are the comprehensive technical specifications for bearing: 3120-00-661-7484 . Find dimensions, materials, tolerances, performance characteristics, etc.

Bore Diameter: 0.2495 inches minimum and 0.2515 inches maximum
Bore Center To Shank End Distance: 1.3120 inches nominal
Features Provided: flush lubrication fitting
Inner Member Width: 0.3700 inches minimum and 0.3750 inches maximum
Inspection Hole Center To End Distance: 0.3120 inches nominal
Lubrication Feature: groove external inner member
Overall Length: 1.6870 inches nominal
Material: copper alloy race insert
Material: steel inner member
Material: steel rod end body
Outer Member Outside Diameter: 0.7500 inches nominal
Outer Member Width: 0.2860 inches maximum
Shank Style: internally threaded w/bead and wrench flats and inspection hole
Shank Thread Length: 0.7500 inches nominal
Style Designator: ball type
Thread Class: 3b
Thread Diameter: 0.250 inches nominal
Thread Direction: right-hand
Thread Quantity Per Inch: 28
Thread Series Designator: unf

Replaces

The NSN 3120-00-661-7484 is used in place of the following discontinued or alternate items:

NSN	Name	Date
3120-00-433-4775	No Name Available	10/01/1976
3120-00-575-9357	No Name Available	03/16/1970
3120-00-661-7536	No Name Available	05/20/1970
3120-00-838-3597	No Name Available	05/01/1976

Frequently Asked Questions

Find quick answers to common questions about bearing: HF4. Explore technical specifications, installation tips, maintenance guidelines, regulatory requirements, and troubleshooting advice.

What is the FSCG of the NSN 3120-00-661-7484?: The FSCG of the NSN 3120-00-661-7484 is 3120

Does the NSN 3120-00-661-7484 have a Schedule B code assigned?: Yes, the Schedule B code is 8483308055

Does NSN 3120-00-661-7484 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 3120-00-661-7484 contain precious materials?: Item does not contain precious metal.

Does NSN 3120-00-661-7484 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.