4820-00-059-4678

Safety Relief Valve email this page

Images

Reference images of this national stock number
Reference of NSN 4820-00-059-4678 Reference of NSN 4820-00-059-4678 Reference of NSN 4820-00-059-4678 Reference of NSN 4820-00-059-4678 Reference of NSN 4820-00-059-4678 Reference of NSN 4820-00-059-4678

Model or part number: 1426DUPLEX

Pricing & Availability

Submit this form for current pricing and availability of this NSN.
Part / NSN:
Qty:
Your Email:
Phone:
Ref. / PO #:
Company:
Your Name:

We do not share or sell your information to anyone.
Privacy | Terms

All major credit cards accepted as well as gov. p-cards

About this product
Duplex valve,two safety valves mtd in onebody,1st connection face to centerline distance9.000 in.,2nd connection face to centerlinedistance 6.625 in.

Description

Velocity Fuse NSN 4820-00-059-4678.

pdf NSN 4820-00-059-4678 Datasheet

MRC:
The part that controls the flow through the item.ADQU
Flow Control Device:
Disk
MRC:
Indicates the type of housing on the item that accommodates the stem packing or spring.ADSR
Bonnet Type:
Exposed spring
MRC:
The means by which the bonnet is attached to the item.ADST
Bonnet Attachment Method:
Bolted
MRC:
The means of closing the item when inlet pressure decreases.ADSU
Disk Loading Method:
Spring
MRC:
The rated valve discharge capacity per unit of time.ADSY
Valve Discharge Flow Rate:
71616.0 pounds per hour
MRC:
The number of bolt holes provided on the item.AECS
Bolt Hole Quantity:
8 2nd end
MRC:
The means used to control the operation of the valve.AQLR
Valve Operation Method:
Automatic
MRC:
The physical configuration of the flange.ARKN
Flange Shape:
Round with holes 2nd end
MRC:
Indicates the type of connection/s/.AWLS
Connection Type:
Flange 2nd end
MRC:
The maximum pressure at which the item is rated for operation.CQGM
Maximum Operating Pressure:
550.0 pounds per square inch single response
MRC:
The predetermined pressure at which the item is calibrated to open.CSDC
Opening Pressure Setting:
525.0 pounds per square inch
MRC:
The nominal length of a straight line which passes through the center of an item,and terminates at the outside circumference.CWCD
Outside Diameter:
9.000 inches 2nd end
MRC:
The nominal length of a straight line which passes through the center of the bolt hole,and terminates at the circumference.CWCQ
Bolt Hole Diameter:
1.125 inches 1st end
MRC:
The nominal length of a straight line which passes through the center of the bolt circle,and terminates at the circumference.CWCT
Bolt Circle Diameter:
7.500 inches 2nd end
MRC:
The design of the flange face.CWDF
Flange Face Design:
Raised straight 2nd end
MRC:
A nominal measurement from the bottom to the top surface of a raised face,in distinction from depth.CWDH
Raised Face Height:
0.062 inches 2nd end
MRC:
The nominal length of a straight line which passes through the center of a raised face,and terminates at the circumference.CWDL
Raised Face Diameter:
7.312 inches 1st end
MRC:
The chemical compound or mechanical mixture properties of which the item is fabricated.MATT
Material:
Steel stem
MRC:
The style designation indicating the configuration that most nearly corresponds to the appearance of the item.STYL
Style Designator:
Angle
MRC:
--
NIIN:
000594678
MRC:
--
NATO Stock Number:
4820-00-059-4678
MRC:
--
Shelf Life:
N/A
MRC:
--
UOM:
--
MRC:
--
DEMIL:
No
FIIG:
--
FIIG:
A046B0
MRC:
--
INC:
05488
MRC:
--
IMM:
AX
Certified products icon

All Products Certified

Factory New, New Material, New Surplus, Overhauled, Serviceable, Repairable, and AS Removed / Used material will be accompanied by a Certificate of Conformance, and any other documents/trace when applicable. We have a 7 year record retention.

Quality inspections icon

Quality | ISO 9001:2015 + AS9120B

We are committed to quality and follow an AS9120 quality management system. AeroBase Group is HAZMAT certified and registered with DDTC, ITAR, and Aviation Suppliers Association (ASA). All products are 100% inspected.

Quality Commitment »

Shipping icon

Shipping

Delivery of IN-STOCK orders ship same-day when order is placed before 2:00 PM EST.

Delivery dates for NON-STOCK items are estimates based on current backlog and are subject to confirmation at the time of order.

Formal Definition

Government issue definition of NSN 4820-00-059-4678

A valve designed to automatically release excessive pressures. It is actuated by static pressure upstream of the valve and is used as a safety valve or relief valve, and may be set to close at a predetermined pressure. It is not designed for regulation of continuously fluctuating loads. It may be inline or cartridge (manifold) design. Excludes valve (1), relief, pressure and temperature.

Import / Export

Schedule B Classification
Schedule B Number
NAIC National Association of Insurance Commissioners
End Use A classification system for U.S. exported and imported merchandise based on principal use rather than the physical characteristics of the merchandise. End-Use codes are assigned by the Bureau of Economic Analysis under the U.S. Department of Commerce.
SITC Commodity classification system defined by the United Nations.
USDA
HITECH
Schedule B:
8481400000
NAICS:
332911
End Use Class:
21180
SITC:
74740
USDA:
1
HITECH:
0

Schedule B Codes Definitions:

Schedule B 8481400000

Safety Or Relief Valves

End Use Code 21180

Industrial Machines, Other

Standard Intl. Trade Class (SITC) 74740

Safety Or Relief Valves

Manufacturers

This NSN is registered to the following cage codes.
Compare Now »
Clear | Hide