S493

View detailed technical data, stock status, and sourcing information for: S493
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5330 Packing and Gasket Materials

National Stock Number

5330-00-843-8392

Item Name Code

04250

Assigment Date

01/01/1962 (64 years ago)

single lip cross-sectional shape style, split construction, 2.938 inches nominal seal width, 2.063 inches nominal housing bore diameter, 1.250 inches nominal accommodated shaft diameter

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: single lip
Accommodated Shaft Diameter: 1.250 inches nominal
Seal Width: 2.938 inches nominal
Housing Bore Diameter: 2.063 inches nominal
Construction: split
Material: rubber synthetic sealing element
Material: steel spring

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
S493	Plain Seal

FAQs

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

What is the FSCG of the NSN 5330-00-843-8392?

The FSCG of the NSN 5330-00-843-8392 is 5330

Does the NSN 5330-00-843-8392 have a Schedule B code assigned?

Yes, the Schedule B code is 3926904500

Does NSN 5330-00-843-8392 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 5330-00-843-8392 contain precious materials?

Precious metal content is unknown

Does NSN 5330-00-843-8392 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 5330-00-843-8392 was assigned to the Federal Catalog?

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