74912830

View detailed technical data, stock status, and sourcing information for: 74912830
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5330 Packing and Gasket Materials

National Stock Number

5330-01-021-9203

Item Name Code

04214

Assigment Date

05/21/1976 (50 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.

2.531 inches nominal accommodated shaft diameter, recessed case style, 3000 feet per minute accommodated shaft maximum rated speed, 0.375 inches nominal seal width, 3.250 inches nominal housing bore diameter

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Accommodated Shaft Diameter: 2.531 inches nominal
Seal Width: 0.375 inches nominal
Accommodated Shaft Maximum Rated Speed: 3000 feet per minute
Case Style: recessed
Housing Bore Diameter: 3.250 inches nominal
Sealing Element Style: angular
Maximum Pressure Rating: 7.0 pounds per square inch
Material: rubber synthetic sealing element
Material: steel case

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
4907203-6	Plain Encased Seal
4912826-7	Plain Encased Seal
63X1840	Plain Encased Seal
74912830	Plain Encased Seal

FAQs

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

What is the FSCG of the NSN 5330-01-021-9203?

The FSCG of the NSN 5330-01-021-9203 is 5330

Does the NSN 5330-01-021-9203 have a Schedule B code assigned?

Yes, the Schedule B code is 8484200000

Does NSN 5330-01-021-9203 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 5330-01-021-9203 contain precious materials?

Precious metal content is unknown

Does NSN 5330-01-021-9203 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 5330-01-021-9203 was assigned to the Federal Catalog?

It was assigned 50 years ago, on Fri, May 21, 1976