5320-01-689-8952

Find complete technical information, availability, and procurement data for: 5320-01-689-8952
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5320 Rivets

National Stock Number

5320-01-689-8952

Item Name Code

67166

Assigment Date

07/16/2020 (6 years ago)

A valve consisting of a single deadweight loaded disk, or two deadweight loaded disks each with a seperate seat. It is specifically designed for the relief of small pressure and vacuum conditions within a tank or other container to or from the atmosphere. The center of a single deadweight loaded disk may contain a spring loaded disk forming an additional seat or aperture. It may be spring loaded and/or equipped with a manual unloader on either the pressure or vacuum side. Exclude valve, vacuum breaking.

0.532 inches minimum and 0.552 inches maximum collar overall height, solid film lubrication, 0.268 inches minimum and 0.272 inches maximum collar inside diameter, 0.406 inches minimum and 0.412 inches maximum collar outside diameter, 3b thread class

Product Characteristics

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

Thread Class: 3b
Collar Outside Diameter: 0.406 inches minimum and 0.412 inches maximum
Collar Overall Height: 0.532 inches minimum and 0.552 inches maximum
Lubrication: solid film
Collar Inside Diameter: 0.268 inches minimum and 0.272 inches maximum
End Item Identification: 01-669-5071
Thread Quantity Per Inch: 28
Nominal Thread Size: 0.250 inches
Collar Style: threaded (break off) type
Special Features: solid film lube per ams5272, type i
Material: iron alloy 660 overall
Material Document And Classification: ams5731 assn std single material response or ams5734 assn std single material response or ams5736 assn std single material response overall
Thread Series Designator: unjf

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
HL278	Pin-Rivet Collar
HL278DU8	Pin-Rivet Collar

FAQs

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

What is the FSCG of the NSN 5320-01-689-8952?

The FSCG of the NSN 5320-01-689-8952 is 5320

Does NSN 5320-01-689-8952 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 5320-01-689-8952 contain precious materials?

Item does not contain precious metal.

Does NSN 5320-01-689-8952 contain hazardous materials?

Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.

When the NSN 5320-01-689-8952 was assigned to the Federal Catalog?

It was assigned 6 years ago, on Thu, Jul 16, 2020