5340-00-404-7758

Find complete technical information, availability, and procurement data for: 5340-00-404-7758
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5340 Commercial Hardware

National Stock Number

5340-00-404-7758

Item Name Code

28458

Assigment Date

08/06/1969 (57 years ago)

A ported item with or without external threads. The port(s) may contain a filtering disk or wire fabric. It is designed to be inserted into an opening in a cylinder, pump, regulator, valve, housing, casing, or the like, to permit the free flow of fluid from or to the atmosphere. Excludes:breather.

0.056 inches nominal vent hole diameter, 3a thread class, threaded end connection type, 0.182 inches minimum and 0.192 inches maximum length, 0.164 inches nominal outside diameter

Product Characteristics

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

Thread Class: 3a
Outside Diameter: 0.164 inches nominal
Length: 0.182 inches minimum and 0.192 inches maximum
Vent Hole Diameter: 0.056 inches nominal
End Connection Type: threaded
Vent Hole Quantity: 1
Vent Hole Shape: round
Material: steel
Thread Size And Series/Type Designator: 8-32 unf

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
132803	Vent Plug
3045031	Vent Plug

FAQs

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

What is the FSCG of the NSN 5340-00-404-7758?

The FSCG of the NSN 5340-00-404-7758 is 5340

Does the NSN 5340-00-404-7758 have a Schedule B code assigned?

Yes, the Schedule B code is 8421990080

Does NSN 5340-00-404-7758 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 5340-00-404-7758 contain precious materials?

Precious metal content is unknown

Does NSN 5340-00-404-7758 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 5340-00-404-7758 was assigned to the Federal Catalog?

It was assigned 57 years ago, on Wed, Aug 6, 1969