NH6688PC633

View detailed technical data, stock status, and sourcing information for: NH6688PC633
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-00-575-6069

Item Name Code

22113

Assigment Date

12/03/1965 (60 years ago)

A deformable material which prevents the passage of matter through the joint formed when two faces are joined. It may be metallic or nonmetallic, lubricated or impregnated, solid or hollow cross section. It may be made to any predetermined dimension and shape. Excludes:flat disks, items made of felt material and items having joints. For round metal and plastic items with an aperture and a solid rectangular cross section, see washer, flat; shim; bearing, washer, thrust; and spacer ring. Excludes:disk, valve; seal, nonmetallic angle; seal, nonmetallic channel; seal, nonmetallic special shaped section; shielding gasket, electronic; and ring, sealing jar.

22.500 nominal seat angle in deg, 3a single threaded portion thread class, 0.125 inches nominal body inside diameter, 0.375 inches nominal overall height, 0.375 inches nominal single threaded portion thread length

Product Characteristics

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

Thread Class: 3a single threaded portion
Thread Length: 0.375 inches nominal single threaded portion
Overall Height: 0.375 inches nominal
Body Inside Diameter: 0.125 inches nominal
Seat Angle In Deg: 22.500 nominal
Nominal Thread Size: 0.375 inches single threaded portion
Seating Surface Shape: angular
Material: steel overall
Material Document And Classification: mil-s-853,class 3,type a mil spec single material response overall
Style Designator: plain threaded
Thread Series Designator: unc single threaded portion

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
633ND6458	Valve Seat
717009	Valve Seat
ND6458PC633	Valve Seat
NH6688PC633	Valve Seat

FAQs

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

What is the FSCG of the NSN 4820-00-575-6069?

The FSCG of the NSN 4820-00-575-6069 is 4820

Does the NSN 4820-00-575-6069 have a Schedule B code assigned?

Yes, the Schedule B code is 8481909090

Does NSN 4820-00-575-6069 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 4820-00-575-6069 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-00-575-6069 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 4820-00-575-6069 was assigned to the Federal Catalog?

It was assigned 60 years ago, on Fri, Dec 3, 1965