4D99141 ITEM 21

View detailed technical data, stock status, and sourcing information for: 4D99141 ITEM 21
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Federal Supply Group

Bearings

Federal Supply Classification

3120 Unmounted Plain Bearings

National Stock Number

3120-01-520-9641

Item Name Code

13211

Assigment Date

06/03/2004 (22 years ago)

A flexible, tubular item having a nonmetallic tube inner conveying surface and one or more reinforcement layers of a metallic or nonmetallic material. It is designed to convey gasses, liquids, or solids. For items with fittings on one or both ends, see hose assembly, nonmetallic. Excludes:hose, air duct; and hose air duct, air breathing.

rectangular cross-sectional shape style, round center hole shape style, 4.7500 inches nominal outside diameter, 4.0100 inches nominal diameter, 2.5500 inches nominal overall thickness

Product Characteristics

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

Cross-Sectional Shape Style: rectangular
Outside Diameter: 4.7500 inches nominal
Center Hole Shape Style: round
Diameter: 4.0100 inches nominal
Overall Thickness: 2.5500 inches nominal
Corner Shape: round all corners
Material: aluminum alloy and copper alloy and nickel alloy overall
Style Designator: round

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
4D99141 ITEM 21	Thrust Washer Bearing
4D99521H02	Thrust Washer Bearing

FAQs

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

What is the FSCG of the NSN 3120-01-520-9641?

The FSCG of the NSN 3120-01-520-9641 is 3120

Does the NSN 3120-01-520-9641 have a Schedule B code assigned?

Yes, the Schedule B code is 8482105008

Does NSN 3120-01-520-9641 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 3120-01-520-9641 contain precious materials?

Item does not contain precious metal.

Does NSN 3120-01-520-9641 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 3120-01-520-9641 was assigned to the Federal Catalog?

It was assigned 22 years ago, on Thu, Jun 3, 2004