Model: MIL-V-20065

Safety Relief Valve

Special Features:

Inlet & outlet flange iaw specification b-176

Properties:

Flow Control Device
Disk
Bonnet Type
Inside spring
Bonnet Attachment Method
Bolted
Disk Loading Method
Spring
Renewable Seat Ring Type
Threaded
Bolt Hole Quantity
8 all ends
Maximum Operating Temp
200.0 degrees fahrenheit 2nd response
Maximum Operating Temp
425.0 degrees fahrenheit 1st response
Valve Operation Method
Automatic or manual
Flange Shape
Round with holes all ends
Connection Type
Flange all ends
Features Provided
Pressure tight outlet side
Valve Size
8.000 inches
Adjustable Pressure Range
+15.0/+25.0 pounds per square inch
Maximum Operating Pressure
100.0 pounds per square inch 1st response
Maximum Operating Pressure
200.0 pounds per square inch 2nd response
Outside Diameter
15.875 inches all ends
First Connection Face To Centerline Distance
10.500 inches
Bolt Hole Diameter
0.938 inches all ends
Second Connection Face To Centerline Distance
10.812 inches
Bolt Circle Diameter
14.000 inches all ends
Part Name Assigned By Controlling Agency
8" relief valve
Material
Copper alloy 485 stem
Material
Copper alloy 922 body
Material
Copper alloy 922 flow control device
Material
Copper alloy 922 seat
Material Specification
Mil-b-16541 military specification single material response body
Material Specification
Mil-b-16541 military specification single material response flow control device
Material Specification
Mil-b-16541 military specification single material response seat
Material Specification
Mil-b-994 military specification single material response stem
Media For Which Designed
Steam 1st response
Media For Which Designed
Water, fresh 2nd response
Furnished Items And Quantity
1 handle
Specification Data
81349 - mil-v-20065 type iia government specification
Nondefinitive Specification/std Data
Ii type and a composition
Departure From Cited Document
Flanges iaw b-176
NSN
4820-01-532-2589
Part Number
MIL-V-20065
Description
Valve,safety Relief
CAGE
81349

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.

Part MIL-V-20065 NSN 4820-01-532-2589

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
05488
FIIG:
A046B0
Concept No.:
1
App. Key:
AP
Cond. Code:
1
Status:
A

Material Classification

Hazardous material, precious metals, criticality, enviroment, and electrostatic discharge indicators
HMIC
PMIC
ESD/EMI
ENAC
MMAC
CRITL
HMIC:
N
PMIC:
A
ESD:
ESD:
MMAC:
CRITL:
X

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
--
Item Weight:
--
Item Dim:
--
OPI
SPI No.
SPI Rev.
SPC Mkg.
LVL A
LVL B
OPI:
O
SPI No.:
SPI Rev.:
SPC Mkg:
00
LVL_A:
Q
LVL_B:
Q

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
127220
UFC:
64490
LTL:
77.5
LCL:
--
WCC:
594
TCC:
Z
SHC:
9
ACC:
Trailers/Vehicles

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Schedule B and Export
  • Schedule B: 8481400000
  • SITC: 74740
  • End Use: Industrial machines, other
  • NAICS: 332911
  • USDA: 1

Freight Class: Safety or relief valves

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