704258-01

View detailed technical data, stock status, and sourcing information for: 704258-01
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5330 Packing and Gasket Materials

National Stock Number

5330-01-320-7272

Item Name Code

20256

Assigment Date

06/02/1990 (36 years ago)

A circular, single or multipiece, rigid, metallic or nonmetallic item having a centrally located hole with a sharp edge on the inside periphery. It is supplied in various cross-sectional shapes and is designed to be installed in a cylinder, shock strut, or similar device to remove excess oil, dirt, ice, and/or foreign material from a piston, ram, or sliding rod. Excludes:packing, preformed; ring, piston; and seal ring, metal.

0.410 inches nominal material thickness, outside grooved and beveled, straight face cross-sectional shape style, 8.375 inches nominal inside diameter, 8.626 inches nominal outside diameter, concentric ring 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 and beveled, straight face
Inside Diameter: 8.375 inches nominal
Outside Diameter: 8.626 inches nominal
Material Thickness: 0.410 inches nominal
Ring Style: concentric
Outer Edge Thickness: 0.245 inches minimum and 0.255 inches maximum
Material: copper alloy top outside periphery
Material: rubber natural top inside periphery
Material Document And Classification: astm b584 assn std single material response top outside periphery
Material Document And Classification: mil-r-6855,class 2,type a,grade 70 mil spec single material response top inside periphery

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
3439-8 3/8	Wiper Ring
704258-01	Wiper Ring

FAQs

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

What is the FSCG of the NSN 5330-01-320-7272?

The FSCG of the NSN 5330-01-320-7272 is 5330

Does the NSN 5330-01-320-7272 have a Schedule B code assigned?

Yes, the Schedule B code is 8412909005

Does NSN 5330-01-320-7272 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 5330-01-320-7272 contain precious materials?

Item does not contain precious metal.

Does NSN 5330-01-320-7272 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 5330-01-320-7272 was assigned to the Federal Catalog?

It was assigned 36 years ago, on Sat, Jun 2, 1990