Model: 875551

Safety Relief Valve
Description:

2a 1st end thread class, right-hand 2nd end , poppet flow control device, g41b inverted flare (pipe) 2nd end connection style.

Properties:

Thread Class
2a 1st end
Thread Direction
Right-hand 2nd end
Thread Direction
Right-hand 1st end
Flow Control Device
Poppet
Connection Style
G41b inverted flare (pipe) 2nd end
Connection Style
G42 flared (tube) 1st end
Connection Style
Flared (tube) 1st end
Connection Style
Inverted flare (pipe) 2nd end
Valve Operation Method
Automatic
Connection Type
Threaded external pipe 2nd end
Connection Type
Threaded external tube 1st end
Thread Size
0.250 inches 2nd end
Thread Size
0.437 inches 1st end
Seat Angle
30.0 degrees 2nd end
Seat Angle
37.0 degrees 1st end
Material
Aluminum
Style Designator
C1 angle
Style Designator
Angle
Thread Series Designator
Npt 2nd end
Thread Series Designator
Unf 1st end
NSN
4820-00-008-9892
Part Number
875551
Description
Valve,safety Relief
CAGE
16004

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 875551 NSN 4820-00-008-9892

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:
U
ESD:
ESD:
MMAC:
CRITL:
X

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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