X218481

View detailed technical data, stock status, and sourcing information for: X218481
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5330 Packing and Gasket Materials

National Stock Number

5330-01-054-0853

Item Name Code

04250

Assigment Date

01/14/1978 (48 years ago)

A pliable rubber or composition ring-shaped element, split or jointless (solid) not encased in a metal shell, but having a spring, spreader and/or molded-in reinforcement. It is designed to be pressmounted between fixed and movable or moving parts to form a tight and effective seal.

two-piece construction, c-section w/ helical spring cross-sectional shape style, 0.369 inches minimum and 0.381 inches maximum accommodated shaft diameter, plastic polychlorotrifluoroethylene sealing element material, 0.130 inches minimum and 0.150 inches maximum seal width

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: c-section w/ helical spring
Accommodated Shaft Diameter: 0.369 inches minimum and 0.381 inches maximum
Seal Width: 0.130 inches minimum and 0.150 inches maximum
Construction: two-piece
Material: plastic polychlorotrifluoroethylene sealing element
Material: steel spring
Material Document And Classification: ams 3650 mil spec single material response sealing element
Material Document And Classification: qq-w-423,type 302 mil spec single material response spring

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
304-110	Plain Seal
651-077-9201	Plain Seal
X218481	Plain Seal

FAQs

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

What is the FSCG of the NSN 5330-01-054-0853?

The FSCG of the NSN 5330-01-054-0853 is 5330

Does the NSN 5330-01-054-0853 have a Schedule B code assigned?

Yes, the Schedule B code is 3926904500

Does NSN 5330-01-054-0853 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 5330-01-054-0853 contain precious materials?

Precious metal content is unknown

Does NSN 5330-01-054-0853 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 5330-01-054-0853 was assigned to the Federal Catalog?

It was assigned 48 years ago, on Sat, Jan 14, 1978