1662946-3

View detailed technical data, stock status, and sourcing information for: 1662946-3
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5330 Packing and Gasket Materials

National Stock Number

5330-00-728-8549

Item Name Code

05680

Assigment Date

01/01/1961 (65 years ago)

An item composed of a compressible nonmetallic ring which may be loosely fitted into a noncompressible retaining ring, or may be of one piece construction with the compressible ring molded and/or mechanically connected to the retainer. It is specifically designed to form a fluid tight seal when compressed by a packing nut, gland, and the like, between fixed surfaces and a cylindrical item passing through it. Excludes:seal,plain,encased.

0.512 inches minimum and 0.520 inches maximum outside diameter, 0.337 inches minimum and 0.345 inches maximum retainer inside diameter, one-piece construction, 0.280 inches minimum and 0.285 inches maximum packing inside diameter, 0.0515 inches minimum and 0.0565 inches maximum retainer thickness

Product Characteristics

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

Outside Diameter: 0.512 inches minimum and 0.520 inches maximum
Retainer Thickness: 0.0515 inches minimum and 0.0565 inches maximum
Retainer Inside Diameter: 0.337 inches minimum and 0.345 inches maximum
Packing Inside Diameter: 0.280 inches minimum and 0.285 inches maximum
Construction: one-piece
Special Features: triangle shaped packing ring flares outward at 30 degree angle from the retainer inside diameter
Material: steel comp 1020 retainer
Surface Treatment: cadmium retainer
Surface Treatment Document And Classification: qq-p-416,ty 1,cl 1,cl 2 or cl 3 fed spec single treatment response retainer

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
110-1-4SS	Packing With Retainer
1662946-3	Packing With Retainer

FAQs

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

What is the FSCG of the NSN 5330-00-728-8549?

The FSCG of the NSN 5330-00-728-8549 is 5330

Does the NSN 5330-00-728-8549 have a Schedule B code assigned?

Yes, the Schedule B code is 3926904500

Does NSN 5330-00-728-8549 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 5330-00-728-8549 contain precious materials?

Precious metal content is unknown

Does NSN 5330-00-728-8549 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 5330-00-728-8549 was assigned to the Federal Catalog?

It was assigned 65 years ago, on Sun, Jan 1, 1961