690-325

View detailed technical data, stock status, and sourcing information for: 690-325
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5330 Packing and Gasket Materials

National Stock Number

5330-00-352-0519

Item Name Code

04250

Assigment Date

02/02/1974 (52 years ago)

A pliable rubber or composition ring-shaped element, split or jointless (solid) not encased in a metal shell, but having a spring, spreader and/or molded-in reinforcement. It is designed to be pressmounted between fixed and movable or moving parts to form a tight and effective seal.

3.220 inches minimum and 3.250 inches maximum accommodated shaft diameter, 3.810 inches minimum and 3.855 inches maximum housing bore diameter, solid construction, single lip cross-sectional shape style, 0.215 inches minimum and 0.240 inches maximum seal width

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: 3.220 inches minimum and 3.250 inches maximum
Seal Width: 0.215 inches minimum and 0.240 inches maximum
Housing Bore Diameter: 3.810 inches minimum and 3.855 inches maximum
Construction: solid
Material: rubber silicone class q and glass sealing element

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
490-325	Plain Seal
690-325	Plain Seal
ST7M328-325	Plain Seal

FAQs

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

What is the FSCG of the NSN 5330-00-352-0519?

The FSCG of the NSN 5330-00-352-0519 is 5330

Does the NSN 5330-00-352-0519 have a Schedule B code assigned?

Yes, the Schedule B code is 3926904500

Does NSN 5330-00-352-0519 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 5330-00-352-0519 contain precious materials?

Item does not contain precious metal.

Does NSN 5330-00-352-0519 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 5330-00-352-0519 was assigned to the Federal Catalog?

It was assigned 52 years ago, on Sat, Feb 2, 1974