C542-2

View detailed technical data, stock status, and sourcing information for: C542-2
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5330 Packing and Gasket Materials

National Stock Number

5330-00-966-7261

Item Name Code

20256

Assigment Date

06/03/1966 (60 years ago)

concentric ring style, 0.798 inches minimum and 0.803 inches maximum outside diameter, 0.562 inches nominal inside diameter, 0.125 inches nominal material thickness, outside grooved, straight face cross-sectional shape style

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: outside grooved, straight face
Inside Diameter: 0.562 inches nominal
Outside Diameter: 0.798 inches minimum and 0.803 inches maximum
Material Thickness: 0.125 inches nominal
Ring Style: concentric
Outer Edge Thickness: 0.084 inches minimum and 0.094 inches maximum
Joint Style: diagonal joint
Special Features: not suitable for ice breaking; compatible w/hydraulic fluids,fuel,lubricating oils,gases and chemicals; operating temp range m65 deg f to p500 deg f; premium quality virgin unfilled polytetrafulirethylene; color white to off-white
Material: plastic polytetrafluoroethylene insert
Material: steel corrosion resisting expander
Material Document And Classification: ams 3660 assn std 1st material response insert

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5330-00-003-5990	No Name Available	12/01/1991
5330-00-928-9670	No Name Available	04/01/1990

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
11639261	Wiper Ring
C542-2	Wiper Ring
S11065-002-1	Wiper Ring
S11065-2-1	Wiper Ring
S11065-2T	Wiper Ring
ST7M301-2	Wiper Ring

FAQs

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

What is the FSCG of the NSN 5330-00-966-7261?

The FSCG of the NSN 5330-00-966-7261 is 5330

Does the NSN 5330-00-966-7261 have a Schedule B code assigned?

Yes, the Schedule B code is 8412909005

Does NSN 5330-00-966-7261 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 5330-00-966-7261 contain precious materials?

Item does not contain precious metal.

Does NSN 5330-00-966-7261 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 5330-00-966-7261 was assigned to the Federal Catalog?

It was assigned 60 years ago, on Fri, Jun 3, 1966