Q4254-366Y

View detailed technical data, stock status, and sourcing information for: Q4254-366Y
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5330 Packing and Gasket Materials

National Stock Number

5330-00-175-5310

Item Name Code

04521

Assigment Date

02/24/1973 (53 years ago)

A circular-shaped item designed to maintain predetermined distance between assembled parts and/or for distributing pressure or preventing endwise movement between member parts. It has a solid cross-section and two flat parallel bearing surfaces. The distance between the bearing surfaces perpendicular to the axis of the centrally located hole shall not exceed 25 percent of the outside diameter. The diameter of the centrally located hole must exceed 75 percent of the outside diameter. Excludes:laminated items. For items manufactured from impregnated graphite or lubricated nonmetallic materials, excluding felt or plastics, see gasket. For items manufactured from lubricated plastics, see bearing, washer, thrust. For items manufactured from lubricated felt, see felt, mechanical, preformed. Excludes:disk, valve; insulator washer; and shim. See also spacer, plate and spacer, sleeve.

5.739 inches minimum and 5.785 inches maximum peripheral diameter, special cross-sectional shape style, 5.461 inches minimum and 5.507 inches maximum center hole diameter, 0.135 inches minimum and 0.143 inches maximum cross-sectional height, -40.0 fahrenheit and 250.0 fahrenheit temp rating

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: special
Temp Rating: -40.0 fahrenheit and 250.0 fahrenheit
Cross-Sectional Height: 0.135 inches minimum and 0.143 inches maximum
Center Hole Diameter: 5.461 inches minimum and 5.507 inches maximum
Peripheral Diameter: 5.739 inches minimum and 5.785 inches maximum
Hardness Rating: 65.0 shore durometer a minimum and 75.0 shore durometer a maximum overall
Material: rubber overall

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
1.794252	Preformed Packing
1794252	Preformed Packing
4254-366Y	Preformed Packing
Q4254-366Y	Preformed Packing

FAQs

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

What is the FSCG of the NSN 5330-00-175-5310?

The FSCG of the NSN 5330-00-175-5310 is 5330

Does the NSN 5330-00-175-5310 have a Schedule B code assigned?

Yes, the Schedule B code is 3926904500

Does NSN 5330-00-175-5310 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 5330-00-175-5310 contain precious materials?

Precious metal content is unknown

Does NSN 5330-00-175-5310 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 5330-00-175-5310 was assigned to the Federal Catalog?

It was assigned 53 years ago, on Sat, Feb 24, 1973