A11521-001-156

View detailed technical data, stock status, and sourcing information for: A11521-001-156
DODParts.com distributes related products varnishes dopes paints, aircraft parts and consumables, electrical parts, fittings and other components for the aerospace and defense industries. Submit the short price quote form for part A11521-001-156 to receive an up to date pricing and availability quote by email.

Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-171-4618

Item Name Code

22113

Assigment Date

02/08/1984 (42 years ago)

0.625 inches nominal single threaded portion thread length, 2a first threaded portion thread class, 1.250 inches nominal flange diameter, 0.187 inches nominal flange seat to disk end height, 1.250 inches nominal 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.

Thread Class: 2a first threaded portion
Thread Length: 0.625 inches nominal single threaded portion
Flange Diameter: 1.250 inches nominal
Body Inside Diameter: 1.250 inches nominal
Flange Seat To Disk End Height: 0.187 inches nominal
Under Flange Height: 0.875 inches nominal
Thread Quantity Per Inch: 18 single threaded portion
Nominal Thread Size: 1.750 inches single threaded portion
Seating Surface Shape: flat
Material: steel comp 303 body
Style Designator: faucet
Thread Series Designator: uns first 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
A11521-001-156	Valve Seat

FAQs

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

What is the FSCG of the NSN 4820-01-171-4618?

The FSCG of the NSN 4820-01-171-4618 is 4820

Does the NSN 4820-01-171-4618 have a Schedule B code assigned?

Yes, the Schedule B code is 8481909090

Does NSN 4820-01-171-4618 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 4820-01-171-4618 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-171-4618 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 4820-01-171-4618 was assigned to the Federal Catalog?

It was assigned 42 years ago, on Wed, Feb 8, 1984