641000

View detailed technical data, stock status, and sourcing information for: 641000
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5330 Packing and Gasket Materials

National Stock Number

5330-00-538-5239

Item Name Code

04522

Assigment Date

01/01/1963 (63 years ago)

A switch which is externally actuated by a lever and whose contacts open and close with an instantaneous (snap) action; includes items having one or more momentary positions. Includes switches (snap action) which use mercury to bridge contacts, and assemblages of complete switches (snap action) having common actuators. Excludes:switch,lever; switch,rotary; switch,knife; switch,sensitive; and switch,box.

1.688 inches nominal aperture diameter, 3.750 inches nominal overall width, solid single or composition cross-sectional shape style, 0.406 inches nominal hole diameter, 2.938 inches nominal bolt circle 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: solid single or composition
Hole Diameter: 0.406 inches nominal
Bolt Circle Diameter: 2.938 inches nominal
Overall Width: 3.750 inches nominal
Aperture Diameter: 1.688 inches nominal
Outside Corner Radius: 0.406 inches nominal
Side Radius From Gasket Center: 1.250 inches nominal
Cross-Sectional Thickness: 0.031 inches nominal
Bolt Hole Quantity: 2
Material: paper overall
Style Designator: non-circular

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
2930-00-391-3417	No Name Available	01/01/1963
2930-00-535-6426	No Name Available	01/01/1963

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
07218A	Gasket
5258	Gasket
5385239	Gasket
641000	Gasket
692450	Gasket
7218A	Gasket
859940	Gasket

FAQs

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

What is the FSCG of the NSN 5330-00-538-5239?

The FSCG of the NSN 5330-00-538-5239 is 5330

Does NSN 5330-00-538-5239 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 5330-00-538-5239 contain precious materials?

Precious metal content is unknown

Does NSN 5330-00-538-5239 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 5330-00-538-5239 was assigned to the Federal Catalog?

It was assigned 63 years ago, on Tue, Jan 1, 1963