4820-01-297-5049

Safety Relief Valve email this page

Model or part number: MIL-V-20065

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Description

Velocity Fuse NSN 4820-01-297-5049.

pdf NSN 4820-01-297-5049 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:
Inside spring
MRC:
The means by which the bonnet is attached to the item.ADST
Bonnet Attachment Method:
Union
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:
1493.0 pounds per hour
MRC:
Indicates the type of renewable seating ring in the item.ADZH
Renewable Seat Ring Type:
Threaded
MRC:
The number of bolt holes provided on the item.AECS
Bolt Hole Quantity:
4 all ends
MRC:
The maximum temperature at which the item is rated to operate for an extended period of time.AEHZ
Maximum Operating Temp:
775.0 degrees fahrenheit single response
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 all ends
MRC:
Indicates the type of connection/s/.AWLS
Connection Type:
Flange all ends
MRC:
Those features,not otherwise specified,which may be required for proper functioning of the item.CBBL
Features Provided:
Pressure tight outlet side
MRC:
Designates the size of the valve.CCFG
Valve Size:
0.375 inches
MRC:
The minimum to maximum pressures at which the item may be set to open.CQCY
Adjustable Pressure Range:
+11.0/+15.0 pounds per square inch
MRC:
The maximum pressure at which the item is rated for operation.CQGM
Maximum Operating Pressure:
400.0 pounds per square inch single response
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:
3.750 inches 1st end
MRC:
A nominal measurement of the smallest dimension of an item,in distinction from length or width.CWCK
Thickness:
0.575 inches 1st end
MRC:
None.CWCL
First Connection Face To Centerline Distance:
3.250 inches
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:
0.630 inches all ends
MRC:
None.CWCR
Second Connection Face To Centerline Distance:
3.500 inches
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:
2.625 inches 1st end
MRC:
The design of the flange face.CWDF
Flange Face Design:
Raised straight all ends
MRC:
A nominal measurement from the bottom to the top surface of a raised face,in distinction from depth.CWDH
Raised Face Height:
0.245 inches 1st 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:
1.375 inches 1st end
MRC:
The chemical compound or mechanical mixture properties of which the item is fabricated.MATT
Material:
Stainless steel seat
MRC:
The type of media for which the item is designed.MEDA
Media For Which Designed:
Steam single response
MRC:
The style designation indicating the configuration that most nearly corresponds to the appearance of the item.STYL
Style Designator:
Err-090
MRC:
The document designator of the specification or standard which established the item of supply.ZZZK
Specification Data:
81349-mil-v-20065 government specification
MRC:
The number,letter,or symbol that indicates the type,style,grade,class,and the like,of an item in a nonidentifying specification or standard.ZZZT
Specification Or Standard:
2 type and d composition and 3-8in.Ips size
MRC:
--
NIIN:
012975049
MRC:
--
NATO Stock Number:
4820-01-297-5049
MRC:
--
Shelf Life:
N/A
MRC:
--
UOM:
--
MRC:
--
DEMIL:
No
MRC:
N/A
MIL-STD
MIL-V-20065 Spec.
FIIG:
--
FIIG:
A046B0
MRC:
--
INC:
05488
MRC:
--
IMM:
AX
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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.

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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.

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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 4820-01-297-5049

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

Freight

Universal / National freight and handling information
NMFC
Class
UFC
LTL
LCL
WCC
TCC
SHC
ADC
ACC
NMFC:
127220
NMF Description:
Pressure Reg/red/relief Valves Noi
UFC:
64490
LTL:
77.5
LCL:
--
WCC:
594
TCC:
Z
SHC:
9
ADC:
A
ACC:
V

Freight Codes Definitions:

Cargo Type (TCC) Z

No special type of cargo code applicable.

Water Commodity (WCC) 594

Pumps and parts, (machinery and parts),(less than 35 feet).

Air Commodity (ACC) V

Trailers, vehicles, machinery, shop and warehouse equipment and supplies including special tools and equipment, ground servicing.

Air Dimensions (ADC) A

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

Air Special Handling (SHC) 9

Other or no special handling required (sh)

Manufacturers

This NSN is registered to the following cage codes.
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