684-2-18D28

Safety Relief Valve

NSN 4820-00-152-1487

DEMIL
Shelf Life
UOM
NIIN
Demil:
NO
Shelf Life:
N/A
UOM:
1 EA
NIIN:
001521487

Technical Specifications of NSN

Thread Direction:
Right-hand all ends
Flow Control Device:
Poppet
Disk Loading Method:
Spring
Maximum Operating Temp:
225.0 degrees fahrenheit single response
Connection Style:
G46b plain (pipe) all ends
Connection Style:
Plain (pipe) all ends
Valve Operation Method:
Automatic
Connection Type:
Threaded external pipe all ends
Maximum Operating Pressure:
50.0 pounds per square inch single response
Thread Size:
0.125 inches all ends
Opening Pressure Setting:
20.0 pounds per square inch
Material:
Aluminum alloy body
Material:
Rubber synthetic seat
Material:
Stainless steel flow control device
Media For Which Designed:
Air 1st response
Media For Which Designed:
Gas, inert 2nd response
Style Designator:
Straight thru
Thread Series Designator:
Npt all ends
NSN:
4820-00-152-1487
Item Name:
Safety Relief Valve,transducer
Cage Code:
86768

Other Related Parts

Part Number
Cage
RNCC
RNVC
RNAAC
Status
MSDS
SADC
Part Number:
684-2-1/8D28
Cage Code:
09990
RNCC:
3
RNVC:
2
RNAAC:
ZZ
Status:
A
MSDS:
SADC:

Part Identification

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

Part Materials

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:
Equipment for Aircraft

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Pricing & Availability

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Privacy | Terms

Definition Definition of approved item name (AIN): "Transducer Safety Relief Valve"

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.

MOE Major Organizational Entities

Entity
DSOR
User:
DEPARTMENT OF THE ARMY Dept. of the Army
DSOR:
Import / Export
  • Schedule B: 8481400000
  • SITC: 74740
  • End Use: Industrial machines, other
  • NAICS: 332911
  • USDA: 1

Classification: Safety or relief valves


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