NSN 1656341

An open- or close-wound coil spring, consisting of one or more helical coils wound from different shapes and types of material and finished at the ends, designed to exert pressure in a rotating direction around the coil axis. Excludes:springs designed for thermal actuation (springs in which the torsion forces are counteracted by changes in temperature) and spring,reinforcing,hose.

disk flow control device, 0.120 inches nominal aperture diameter, unable to decode connection type, spring disk loading method, unable to decode connection style.

NSN 4820-01-013-9721 Datasheet

(NSN) National Stock Number

4820-01-013-9721

(FSG) Federal Supply Group

48 - Valves

(FSC) Federal Supply Classification

4820 - Nonpowered Valves

(NIIN) National Item Identification Number

01-013-9721

Requires Demilitarization

Yes

(INC) Item Name Code

20520

Date

Fri, Dec 12, 1975

Schedule B Code

8481301090

Aperture Diameter

0.120 inches nominal

Connection Style

unable to decode

Connection Type

unable to decode

Disk Loading Method

spring

Flow Control Device

disk

Furnished Items And Quantity

1 nut

Material Document And Classification

unable to decode

Material

unable to decode

Maximum Operating Pressure

unable to decode

Media For Which Designed

unable to decode

Mounting Position

horizontal

Nominal Thread Size

unable to decode

Renewable Seat Ring Type

pressed-in

Special Features

ported brass ball in secondary ofifice

Style Designator

straight thru

Supplementary Features

additional flow control device: stem

Thread Direction

unable to decode

Thread Series Designator

unable to decode

Valve Operation Method

automatic

Identification

Demilitarization Code

A - 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.

Precious Metals Indicator

A - Item does not contain precious metal.

Hazardous Metals Indicator

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

Pseudo Item Name Code

0020520

Cross Reference

CAGE Codes

72352

Curtiss-Wright Flow Control Corporation Dba Farris Engineering Div Curtiss-Wright Valves Division- Farris

U.s./canadian manufacturers

10001

Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier

U.s./canadian manufacturers

86768

Teledyne Industries Inc Teledyne Fluid Systems Republic Business Unit

U.s./canadian manufacturers

12518

Cities Service Co

U.s./canadian manufacturers

09990

Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Valve Division

U.s./canadian manufacturers

Freight Information

Air Commodity

VZ -

Air Dimension

A - Shipment is not a consolidation and does not exceed 84 inches in any dimension.

National Motor Freight Class Rating

W - Rating variable

Special Handling

9 - Other or no special handling required (sh)

Type of Cargo

Z - No special type of cargo code applicable

Uniform Freight Classification Item Number

29300

Water Commodity

576 - Metal and metal products, nos, (less than 35 feet)

National Motor Freight Classification Item Number

051080

Schedule B & Trade

Schedule B

8481-30-1090

Description

check valves of copper having a pressure rating of 850 kpa or over

End Use

21180 - Industrial machines, other

Unit of Quantity

NO

USDA

Yes

(SITC) Standard International Trade Classification

74730

(NAICS) North American Industrial Classification System

332911

Questions & Answers

1. What is the FSCG of the NSN 4820-01-013-9721?

   The FSCG of the NSN 4820-01-013-9721 is 4820

2. Does the NSN 4820-01-013-9721 have a Schedule B code assigned?

   Yes, the Schedule B code is 8481301090

3. Does NSN 4820-01-013-9721 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.

4. Does NSN 4820-01-013-9721 contain precious materials?

   Item does not contain precious metal.

5. Does NSN 4820-01-013-9721 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.

6. When the NSN 4820-01-013-9721 was assigned to the Federal Catalog?

   It was assigned 50 years ago, on Fri, Dec 12, 1975