644C454-2REVB

View detailed technical data, stock status, and sourcing information for: 644C454-2REVB
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5330 Packing and Gasket Materials

National Stock Number

5330-00-856-5318

Item Name Code

04214

Assigment Date

01/01/1962 (64 years ago)

0.375 inches nominal seal width, 2.781 inches nominal accommodated shaft diameter, 3000 feet per minute accommodated shaft maximum rated speed, square case style, 3.505 inches nominal housing bore diameter

Product Characteristics

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

Accommodated Shaft Diameter: 2.781 inches nominal
Seal Width: 0.375 inches nominal
Accommodated Shaft Maximum Rated Speed: 3000 feet per minute
Case Style: square
Housing Bore Diameter: 3.505 inches nominal
Sealing Element Style: angular
Material: rubber synthetic sealing element
Material: steel corrosion resisting case

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
21159-2056	Plain Encased Seal
644C454-2REVB	Plain Encased Seal

FAQs

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

What is the FSCG of the NSN 5330-00-856-5318?

The FSCG of the NSN 5330-00-856-5318 is 5330

Does the NSN 5330-00-856-5318 have a Schedule B code assigned?

Yes, the Schedule B code is 8484200000

Does NSN 5330-00-856-5318 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 5330-00-856-5318 contain precious materials?

Item does not contain precious metal.

Does NSN 5330-00-856-5318 contain hazardous materials?

Indicates there is no information in the hmirs. The nsn is in a fsc in table ii of fed std 313 and a msds may be required by the user. The requirement for a msds is dependent on a hazard determination of the supplier or the intended end use of item.

When the NSN 5330-00-856-5318 was assigned to the Federal Catalog?

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