H546-4PC4

View detailed technical data, stock status, and sourcing information for: H546-4PC4
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Federal Supply Group

Valves

Federal Supply Classification

4810 Powered Valves

National Stock Number

4810-00-777-8241

Item Name Code

22113

Assigment Date

01/01/1962 (64 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.

2.062 inches nominal body outside diameter, 0.097 inches minimum and 0.102 inches maximum under flange height, 0.133 inches minimum and 0.138 inches maximum flange seat to disk end height, 2.300 inches minimum and 2.310 inches maximum flange diameter, 0.812 inches minimum and 0.822 inches maximum body inside diameter

Product Characteristics

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

Flange Diameter: 2.300 inches minimum and 2.310 inches maximum
Body Outside Diameter: 2.062 inches nominal
Body Inside Diameter: 0.812 inches minimum and 0.822 inches maximum
Flange Seat To Disk End Height: 0.133 inches minimum and 0.138 inches maximum
Under Flange Height: 0.097 inches minimum and 0.102 inches maximum
Seat Angle In Deg: 30.000 nominal
Seating Surface Shape: angular
Material: steel overall
Material Document And Classification: qq-s-763,class 303 fed spec single material response overall
Style Designator: plain flanged

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
A500-34	Valve Seat
H546-4PC4	Valve Seat
H547-176PC4	Valve Seat

FAQs

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

What is the FSCG of the NSN 4810-00-777-8241?

The FSCG of the NSN 4810-00-777-8241 is 4810

Does the NSN 4810-00-777-8241 have a Schedule B code assigned?

Yes, the Schedule B code is 8481909090

Does NSN 4810-00-777-8241 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 4810-00-777-8241 contain precious materials?

Item does not contain precious metal.

Does NSN 4810-00-777-8241 contain hazardous materials?

Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.

When the NSN 4810-00-777-8241 was assigned to the Federal Catalog?

It was assigned 64 years ago, on Mon, Jan 1, 1962