ST4AJ

View detailed technical data, stock status, and sourcing information for: ST4AJ
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Federal Supply Group

Bearings

Federal Supply Classification

3110 Unmounted Antifriction Bearings

National Stock Number

3110-00-803-0230

Item Name Code

00050

Assigment Date

01/01/1962 (64 years ago)

2.3900 inches nominal overall length, externally threaded shank style, right-hand thread direction, 3a thread class, 0.3750 inches nominal shank diameter

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Thread Class: 3a
Thread Direction: right-hand
Shank Diameter: 0.3750 inches nominal
Shank Style: externally threaded
Overall Length: 2.3900 inches nominal
Bore Diameter: 0.2500 inches nominal
Overall Outside Diameter: 1.0200 inches nominal
Shank Thread Length: 1.0600 inches nominal
Outer Ring Width: 0.3600 inches nominal
Inner Ring Width: 0.5930 inches nominal
Length From Bore Center To Shank End: 1.8800 inches nominal
Seal Quantity: 2
Shield Quantity: 2
Bearing Seal Type: contact
Alignment Type: self-aligning
Self-Alignment Location: internal
Thread Quantity Per Inch: 24
Nominal Thread Size: 0.375 inches
Self-Alignment Angle: 10.00 degrees nominal
Special Features: keyway in shank 1.1500 in. lg 0.093 in. min 0.098 in. max 0.064 in. min 0.069 in. max deep,flush type grease fitting,radial clearance 0.0000 in. to 0.0006 in.
Lubrication Material: grease
Lubrication Material Document And Classification: mil-g-23827 mil spec single material response
Material: rubber butadiene-acrylonitrile class nbr seal
Material: steel comp 430 shield
Material: steel comp 4620 rod end body
Material: steel comp e52100 inner ring
Material: steel comp e52100 roller
Material Document And Classification: mil-s-7420 mil spec single material response inner ring
Material Document And Classification: mil-s-7420 mil spec single material response roller
Material Document And Classification: mil-s-7493 mil spec single material response rod end body
Material Document And Classification: qq-s-763 fed spec single material response shield
Surface Treatment: cadmium all external/exposed metal surfaces
Surface Treatment Document And Classification: qq-p-416,ty 1,cl 2 fed spec single treatment response all external/exposed metal surfaces
Style Designator: single row, concave rollers
Thread Series Designator: unjf

Related Parts

This NSN group includes multiple components designed to meet specific performance and operational standards. Each listing provides detailed specs, functionality data, and replacement compatibility information:

Part Number	Name
905-00230-51	Rod End Roller Bearing
SM4-6N-8	Rod End Roller Bearing
ST4AJ	Rod End Roller Bearing

FAQs

Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.

What is the FSCG of the NSN 3110-00-803-0230?

The FSCG of the NSN 3110-00-803-0230 is 3110

Does the NSN 3110-00-803-0230 have a Schedule B code assigned?

Yes, the Schedule B code is 8482500000

Does NSN 3110-00-803-0230 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 3110-00-803-0230 contain precious materials?

Item does not contain precious metal.

Does NSN 3110-00-803-0230 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 3110-00-803-0230 was assigned to the Federal Catalog?

It was assigned 64 years ago, on Mon, Jan 1, 1962