2D3-990 PC 43

View detailed technical data, stock status, and sourcing information for: 2D3-990 PC 43
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5330 Packing and Gasket Materials

National Stock Number

5330-01-273-4539

Item Name Code

04250

Assigment Date

02/25/1988 (38 years ago)

A circular shaped item with an aperture manufactured to predetermined dimensions and designed for use as a seal in stuffing boxes, packing nuts, and the like. It may be (1) any nonmetallic molded or formed ring (except solid (without joint) rings having a square or rectangular cross section); or (2) any shredded metal or metal foil type metallic or semimetallic rings. Excludes:felt items but includes multimaterial items in which one of the materials is felt. For solid (without joints) nonmetallic items with a square or rectangular cross section, see washer (as modified) and gasket. For rubber items specifically designed for weather-proofing doors, windows, chests, and the like see seal, nonmetallic angle; seal, nonmetallic channel; and seal, nonmetallic, special shaped section. For circular (with aperature) nonmetallic items with a solid round cross-section see o-ring. Excludes:cup, compression; gasket; washer (as modified); and felt, mechanical, preformed.

solid construction, 1.375 inches nominal accommodated shaft diameter, single lip cross-sectional shape style, 2.500 inches nominal housing bore diameter, 0.375 inches nominal 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: single lip
Accommodated Shaft Diameter: 1.375 inches nominal
Seal Width: 0.375 inches nominal
Housing Bore Diameter: 2.500 inches nominal
Construction: solid
Material: rubber butadiene-acrylonitrile class nbr sealing element
Material: rubber heel
Material: steel corrosion resisting 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
2D3-990 ITEM 43	Plain Seal
2D3-990 PC 43	Plain Seal
9393-LUP	Plain Seal
9394 LUP	Plain Seal

FAQs

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

What is the FSCG of the NSN 5330-01-273-4539?

The FSCG of the NSN 5330-01-273-4539 is 5330

Does the NSN 5330-01-273-4539 have a Schedule B code assigned?

Yes, the Schedule B code is 3926904500

Does NSN 5330-01-273-4539 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 5330-01-273-4539 contain precious materials?

Item does not contain precious metal.

Does NSN 5330-01-273-4539 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 5330-01-273-4539 was assigned to the Federal Catalog?

It was assigned 38 years ago, on Thu, Feb 25, 1988