21A4065

View detailed technical data, stock status, and sourcing information for: 21A4065
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5330 Packing and Gasket Materials

National Stock Number

5330-00-588-0329

Item Name Code

07961

Assigment Date

12/21/1974 (51 years ago)

3 intermediate ring quantity, u intermediate ring cross-sectional shape style, 0.875 inches nominal outside diameter, 0.375 inches nominal inside diameter, one lower wiper included special features

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: u intermediate ring
Inside Diameter: 0.375 inches nominal
Outside Diameter: 0.875 inches nominal
Intermediate Ring Quantity: 3
Special Features: one lower wiper included
Height: 0.972 inches minimum and 1.072 inches maximum
Material: plastic polytetrafluoroethylene bottom ring
Material: plastic polytetrafluoroethylene intermediate ring
Material: plastic polytetrafluoroethylene top ring

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5330-00-403-3178	No Name Available	04/01/1986

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
1R2900 01012	Packing Assembly
1R290001012	Packing Assembly
21A4065	Packing Assembly

FAQs

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

What is the FSCG of the NSN 5330-00-588-0329?

The FSCG of the NSN 5330-00-588-0329 is 5330

Does NSN 5330-00-588-0329 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 5330-00-588-0329 contain precious materials?

Precious metal content is unknown

Does NSN 5330-00-588-0329 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 5330-00-588-0329 was assigned to the Federal Catalog?

It was assigned 51 years ago, on Sat, Dec 21, 1974