386A/384D

View detailed technical data, stock status, and sourcing information for: 386A/384D
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Federal Supply Group

Bearings

Federal Supply Classification

3110 Unmounted Antifriction Bearings

National Stock Number

3110-01-503-3559

Item Name Code

00021

Assigment Date

12/13/2002 (23 years ago)

0.0300 inches nominal backface corner radius, 1.8750 inches nominal bore diameter, 2.0625 inches nominal overall width, gear box assy end item identification, 3.9370 inches nominal overall outside diameter

Product Characteristics

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

Overall Width: 2.0625 inches nominal
Bore Diameter: 1.8750 inches nominal
Overall Outside Diameter: 3.9370 inches nominal
End Item Identification: gear box assy
Backface Corner Radius: 0.0300 inches nominal
Standout Width: 0.1875 inches nominal
Cone Corner Radius: 0.0300 inches nominal
Cone Width: 0.8640 inches nominal
Cup Width: 1.6875 inches nominal
Retainer Fabrication Method: pressed
Standard Tolerance Designation: afbma class 2
Material: steel overall
Style Designator: straight bore, double cup, single cones, steep angle

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
386A/384D	Tapered Roller Bearing
596-7410332-25	Tapered Roller Bearing
B434-5410-25	Tapered Roller Bearing

FAQs

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

What is the FSCG of the NSN 3110-01-503-3559?

The FSCG of the NSN 3110-01-503-3559 is 3110

Does the NSN 3110-01-503-3559 have a Schedule B code assigned?

Yes, the Schedule B code is 8482200030

Does NSN 3110-01-503-3559 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 3110-01-503-3559 contain precious materials?

Item does not contain precious metal.

Does NSN 3110-01-503-3559 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 3110-01-503-3559 was assigned to the Federal Catalog?

It was assigned 23 years ago, on Fri, Dec 13, 2002