REF4-8

Comprehensive specifications and application details for: REF4-8 Rod End Plain Bearing.

Summary

Explore detailed summary information for bearing: REF4-8. Includes NSN, classification group, and identification codes to support sourcing, compliance, and accurate part tracking.

Part Number
REF4-8
Federal Supply Classification
3120 Unmounted Plain Bearings
(NSN) National Stock Number
3120-00-528-5742
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.

0.4320 inches minimum and 0.4370 inches maximum inner member width, 0.2495 inches minimum and 0.2515 inches maximum bore diameter, 0.3125 inches nominal inspection hole center to end distance, groove inner member lubrication feature, 1.3750 inches nominal bore center to shank end distance

Datasheet

Below are the comprehensive technical specifications for bearing: 3120-00-528-5742 . Find dimensions, materials, tolerances, performance characteristics, etc.

Bore Diameter
0.2495 inches minimum and 0.2515 inches maximum
Bore Center To Shank End Distance
1.3750 inches nominal
Inner Member Width
0.4320 inches minimum and 0.4370 inches maximum
Inspection Hole Center To End Distance
0.3125 inches nominal
Lubrication Feature
groove inner member
Overall Length
1.7655 inches nominal
Material
steel comp 4130 internal rod end body
Material
steel corrosion resisting race insert
Material
steel comp e52100 inner member
Outer Member Outside Diameter
0.7810 inches nominal
Outer Member Width
0.3420 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
Special Features
with magnetic inspection stamp on shank to show aircraft use
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

Replaces

The NSN 3120-00-528-5742 is used in place of the following discontinued or alternate items:

NSN Name Date
3120-00-529-7166 No Name Available 11/01/1976

Frequently Asked Questions

Find quick answers to common questions about bearing: REF4-8. Explore technical specifications, installation tips, maintenance guidelines, regulatory requirements, and troubleshooting advice.

What is the FSCG of the NSN 3120-00-528-5742?
The FSCG of the NSN 3120-00-528-5742 is 3120
Does the NSN 3120-00-528-5742 have a Schedule B code assigned?
Yes, the Schedule B code is 8483308055
Does NSN 3120-00-528-5742 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 3120-00-528-5742 contain precious materials?
Item does not contain precious metal.
Does NSN 3120-00-528-5742 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 3120-00-528-5742 was assigned to the Federal Catalog?
It was assigned 62 years ago, on Tue, Jan 1, 1963

Price & Availability

Fill out the form to get pricing and availability details for the bearing: REF4-8

Popular Bearings

Browse our selection of high-demand, high-performance bearings:

P16164-3
3120-01-397-5081
Sleeve Bushing
P1619
3130-00-824-7429
Bearing Unit Housing
P1620-12
3120-01-084-6106
Sleeve Bushing
P1620-6
3120-01-190-4124
Sleeve Bushing
P1620-8
3120-01-191-0576
Sleeve Bushing
P163-8
3120-01-553-6969
Sleeve Bearing
P1642331
3120-01-343-1140
Linear-Rotary Motion Roller
P165
3110-00-807-4499
Pivot Ball Bearing
P16526
3120-00-661-9589
Thrust Washer Bearing
P165X
3110-00-807-4499
Pivot Ball Bearing
P16700-19
3120-00-421-1397
Sleeve Bearing
P16701708N
3120-00-343-2652
Sleeve Bearing Half
P16736
3110-01-353-0394
Annular Ball Bearing
P170-0692
3120-00-792-9696
Sleeve Bearing
P170-8826
3110-00-999-9727
Flang Bearing