ORDER BY PHONE (619) 331-9599      Contact Us      Request Quote
facebook
NationalStockNumber.org

Fluid Valve Stem NSN 4820-01-534-6781

Item Description

An item usually metallic, threaded or unthreaded, used for securing to or positioning into a mating part. It is designed to be used in a globe, relief, regulator valve and the like as a means of controlling the flow of liquids or gases in a given system. One end may have an integral disk or be designed to accommodate a metallic or nonmetallic disk. The other end is designed for a handwheel, lever, spring, diaphragm and the like for nonpowered operation or to accommodate a gear, solenoid, air motor and the like for powered operation. The handwheel and/or disk may be furnished with the item. Excludes stem, faucet; and stem, needle valve.

NSN 4820-01-534-6781 NSN: 4820-01-534-6781

Features and Characteristics

Overall Length
4.750 inches
End Application
Ws ssgn class submarine
Largest Outside Diameter
0.682 inches
Valve Type For Which Designed
Globe
Features Provided
Threaded
Valve Size For Which Designed
0.250 inches
Stem Actuating End Type
Threaded externally
Valve Model Number For Which Designed
Globe stop valve
Special Features
Drawing calls this a stem/disk assembly: includes items 12 stem, 47 (previously item 14) disk, 19 seal retainer, 34 screw and 41 seal, globe disk; used on .25; although part list note on 6397434-1 says assembly used on 0.25 and .50 valve sizes the table on page 14 of 6397434 gives different dimensions for sizes .25 and .50; drawing 6397434-1 is 6 drawing revision notes to drawing 6397434.
Material
Cobalt alloy
Material Specification
Mil-c-24252 comp i cond a military specification single material response
Furnished Items And Quantity
1 disk and 1 insert and 1 screw and 1 retainer
FSC
4820 Nonpowered Valves
NIIN
015346781
NSN
4820015346781

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
803-6397434-X1XXXX-096
Cage Code:
53711
Status:
A
MSDS:
Part Number:
6397434
Cage Code:
53711
Status:
A
MSDS:
Part Number:
6397434-1
Cage Code:
53711
Status:
A
MSDS:
Part Number:
803-6397434-X1XXXX-083
Cage Code:
53711
Status:
A
MSDS:

Foreign Trade & Schedule B

What is a Schedule B number? Find more information at help.cbp.gov
  • Schedule B Number: 8481909090
  • NAICS: 332911
  • SITC: 74790
  • Description: Parts of taps, cocks, valves and similar appliances, nesoi
  • End Use (Code 21180):
    Industrial machines, other

Q & A

Frequently asked questions for NSN 4820-01-534-6781
What are the manufacturers of nsn 4820015346781?
Does this nsn 4820015346781 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4820015346781
An item usually metallic, threaded or unthreaded, used for securing to or positioning into a mating part. it is designed to be used in a globe, relief, regulator valve and the like as a means of controlling the flow of liquids or gases in a given system. one end may have an integral disk or be designed to accommodate a metallic or nonmetallic disk. the other end is designed for a handwheel, lever, spring, diaphragm and the like for nonpowered operation or to accommodate a gear, solenoid, air motor and the like for powered operation. the handwheel and/or disk may be furnished with the item. excludes stem, faucet; and stem, needle valve.
Does nsn 4820015346781 contain any precious metals?
No precious metal content.
Does nsn 4820015346781 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4820015346781?
No known electrostatic discharge.

Identification Group

Item Identification Guide (IIG) and Item Name Code (INC)
INC
FIIG
App. Key
Cond. Code
Status
INC:
32528
FIIG:
A503Z0
App. Key:
Cond. Code:
2
Status:
A

What do you get when you order from nationalstocknumber.org?

  •   On Time Delivery
  •   Certificate of Conformance
  •   Quality Inspected Parts
  •   Quality Fast Service
ASA Aviation Suppliers Association Member Logo
NQA AS 9120 Suppliers Logo
ITAR Registered International Traffic in Arms Regulations Logo