Model: 8712

Safety Relief Valve

Special Features:

This valve meets rqmts of mil-v-22549 for gas service (other than oxygen)

Properties:

Flow Control Device
Disk
Maximum Operating Temp
180.0 degrees fahrenheit single response
End Application
Los angeles class ssn
Length
11.250 inches all ends
Valve Operation Method
Automatic
Connection Type
Unthreaded internal pipe 1st end
Connection Type
Unthreaded internal pipe 2nd end
Maximum Operating Pressure
1500.0 pounds per square inch single response
Outside Diameter
1.373 inches all ends
Material
Copper alloy 922 body
Material
Nickel alloy seat
Material
Nickel alloy stem
Material
Nickel alloy flow control device
Material Specification
Aastm-b-61 assn standard 1st material response body
Material Specification
Qq-n-281 federal specification 2nd material response flow control device
Material Specification
Qq-n-281 federal specification 3rd material response seat
Material Specification
Qq-n-281 federal specification 4th material response stem
Special Test Features
Hydrostatic and air pressure tests iaw specification mil-v-22549
Surface Treatment Specification
Mil-std-10 military standard single treatment response
NSN
4820-01-464-6670
Part Number
8712
Description
Valve,safety Relief
CAGE
01343

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 8712 NSN 4820-01-464-6670

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:
15.6000lbs
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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