Model: 1598AS133-1

Safety Relief Valve

Special Features:

Temperature: 120 degrees f to -321 degrees f; set pressure: 75 psig; proof pressure: 300 psi (min); capacity: valve shall be capable of discharging 100 cf/min of air at 108 psig(min) ; valve shall automatically reseat at no lower than 675 psig; relief valve shall be cleaned and packaged for oxygen service per mil-c-52211, method class a; clean work area is acceptable in lieu of controlled atmosphere; relief valve shall have permanent visible identification; ports shall be capped or plugged for shipment/storage

Properties:

Thread Direction
Right-hand 2nd end
Thread Direction
Right-hand 1st end
Connection Style
G46b plain (pipe) 1st end
Connection Style
G9 plain, optional en (pipe) 2nd end
Connection Type
Threaded external pipe 1st end
Connection Type
Threaded internal pipe 2nd end
Thread Size
0.500 inches 1st end
Thread Size
0.500 inches 2nd end
Part Name Assigned By Controlling Agency
Relief valve .500 npt inline
Material
Stainless steel
Media For Which Designed
Oxygen, liquid single response
Thread Series Designator
Ptf-sae short 1st end
Thread Series Designator
Ptf-sae short 2nd end
NSN
4820-01-511-1511
Part Number
1598AS133-1
Description
Valve,safety Relief
CAGE
30003

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 1598AS133-1 NSN 4820-01-511-1511

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:
0.3000lbs
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:
051080
UFC:
29300
LTL:
RATING VARIABLE
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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