NSN 4820-01-438-0521 NIIN — Calibrated Flow Valve

National Stock number : 4820-01-438-0521

Calibrated Flow Valve


Available Quantity 55
Available Conditions NS SV AR
Classification Nonpowered Valves - FSC 4820
Schedule B 8481809015
Stock Check Date 01/19/2026
Part-Number.info Quality System
  •   ISO 9001:2015 + AS9120B Certifed
  •   Audited supply chain
  •   Counterfeit Parts Prevention
  •   100% Product Inspections
  •   7 Year Record Retention
  •   HAZMAT Certified
  •   ITAR and DDTC Registered
AS9120 Certified Supplier

Product Properties


Description

Calibrated Flow Valve

Body Material

steel, corrosion resisting

Outside Surface Treatment

passivated

Body Style

straight thru

First End Connection Type

threaded external tube

First End Style Designator

flared

First End Outside Diameter Tube Accommodated

0.500in.

First End Thread Size And Series/type Designator

3/4-16 unjf

First End Thread Class

3a

First End Thread Direction

RIGHT-Hand

Second End Relationship With First End

not identical

Second End Connection Type

threaded external tube

Second End Style Designator

flared

Second End Outside Diameter Tube Accommodated

0.375in.

Second End Thread Size And Series/type Designator

9/16-18 unjf

Second End Thread Class

3a

Second End Thread Direction

RIGHT-Hand

First End Seat Angle In Deg

37.0

Second End Seat Angle In Deg

37.0

Flow Control Device

poppet

End Connection Quantity

2

Valve Discharge Flow Rate

4.25 gallons per minute

End Item Identification

ticonderoga class cg (47)

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National Stock Number
4820-01-438-0521
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