1661-D PC17

View detailed technical data, stock status, and sourcing information for: 1661-D PC17
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-456-2307

Item Name Code

22113

Assigment Date

06/05/1998 (28 years ago)

Footwear designed to be worn by males past the age of physical maturity.

1.125 inches nominal body inside diameter, 2a single threaded portion thread class, 0.250 inches nominal single threaded portion thread length, 1.625 inches nominal flange diameter, nimitz class cvn end item identification

Product Characteristics

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

Thread Class: 2a single threaded portion
Thread Length: 0.250 inches nominal single threaded portion
Flange Diameter: 1.625 inches nominal
Body Inside Diameter: 1.125 inches nominal
End Item Identification: nimitz class cvn
Flange Seat To Disk End Height: 0.188 inches nominal
Under Flange Height: 0.250 inches nominal
Seat Angle In Deg: 30.000 nominal
Nominal Thread Size: 1.500 inches single threaded portion
Seating Surface Shape: angular
Special Features: 4 lugs; temperature regulating valve type s, sz 1.250 in.; upper seat
Material: copper alloy seat
Style Designator: threaded flanged
Thread Series Designator: unef 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
1661-D PART 1661-D-17	Valve Seat
1661-D PC17	Valve Seat

FAQs

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

What is the FSCG of the NSN 4820-01-456-2307?

The FSCG of the NSN 4820-01-456-2307 is 4820

Does the NSN 4820-01-456-2307 have a Schedule B code assigned?

Yes, the Schedule B code is 8481909090

Does NSN 4820-01-456-2307 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 4820-01-456-2307 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-456-2307 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 4820-01-456-2307 was assigned to the Federal Catalog?

It was assigned 28 years ago, on Fri, Jun 5, 1998