SPF-4 Rod End Plain Bearing

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

Summary

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

Part Number: SPF-4
Federal Supply Classification: 3120 Unmounted Plain Bearings
(NSN) National Stock Number: 3120-01-021-6944
Item Name Code: 13209
Federal Item Identification Guide: A045A0
Assigment Date: 05/18/1976

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.

1.6870 inches nominal overall length, 0.2500 inches minimum and 0.2520 inches maximum bore diameter, 0.3750 inches nominal inner member width, 0.4060 inches nominal inspection hole center to end distance, 1.3120 inches nominal bore center to shank end distance

Datasheet

Below are the comprehensive technical specifications for bearing: 3120-01-021-6944 . Find dimensions, materials, tolerances, performance characteristics, etc.

Bore Diameter: 0.2500 inches minimum and 0.2520 inches maximum
Bore Center To Shank End Distance: 1.3120 inches nominal
Inner Member Width: 0.3750 inches nominal
Inspection Hole Center To End Distance: 0.4060 inches nominal
Overall Length: 1.6870 inches nominal
Material: plastic race liner
Material: steel inner member
Material: steel rod end body
Outer Member Outside Diameter: 0.7500 inches nominal
Outer Member Width: 0.2810 inches nominal
Shank Style: internally threaded w/inspection hole
Shank Thread Length: 0.7500 inches nominal
Special Features: two flats on shank for wrenching
Style Designator: ball type
Surface Treatment: cadmium and dichromate rod end body
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

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What is the FSCG of the NSN 3120-01-021-6944?: The FSCG of the NSN 3120-01-021-6944 is 3120

Does the NSN 3120-01-021-6944 have a Schedule B code assigned?: Yes, the Schedule B code is 8483308055

Does NSN 3120-01-021-6944 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 3120-01-021-6944 contain precious materials?: Item does not contain precious metal.

Does NSN 3120-01-021-6944 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.