00178787

View detailed technical data, stock status, and sourcing information for: 00178787

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00178787
Federal Supply Group
Hardware and Abrasives
Federal Supply Classification
5330 Packing and Gasket Materials
National Stock Number
5330-00-083-5800
Item Name Code
21205
Assigment Date
01/01/1963 (63 years ago)

A circular shaped item designed to be installed in a specially prepared groove or counterbore to provide a low pressure seal. It may be supplied in various cross-sectional shapes. It may be solid or cut through to allow for installation and fitting. Excludes items whose primary function is to provide sealing, wiping, or wearing surface capabilities for piston configurations. See also ring,piston and ring,wiper.

0.1050 inches nominal overall width, expanding concentric ring style, plain rectangular, straight face cross-sectional shape style, 0.1550 inches nominal radial wall thickness, 3.417 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.

Cross-Sectional Shape Style
plain rectangular, straight face
Outside Diameter
3.417 inches nominal
Ring Style
expanding concentric
Radial Wall Thickness
0.1550 inches nominal
Overall Width
0.1050 inches nominal
Joint Style
vertical joint
Material
steel overall

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN Name Date
2520-00-986-0699 No Name Available 01/01/1960

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
00178787 Metal Seal Ring

FAQs

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

What is the FSCG of the NSN 5330-00-083-5800?
The FSCG of the NSN 5330-00-083-5800 is 5330
Does the NSN 5330-00-083-5800 have a Schedule B code assigned?
Yes, the Schedule B code is 3926904500
Does NSN 5330-00-083-5800 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 5330-00-083-5800 contain precious materials?
Precious metal content is unknown
Does NSN 5330-00-083-5800 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 5330-00-083-5800 was assigned to the Federal Catalog?
It was assigned 63 years ago, on Tue, Jan 1, 1963

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