D4729

Safety Relief Valve

NSN 4820-00-203-8030

DEMIL
Shelf Life
UOM
NIIN
Demil:
NO
Shelf Life:
N/A
UOM:
1 EA
NIIN:
002038030

Product Features

Bolt holes in flange to straddle centerlines

Detail Specifications

Pipe Size Accommodated:
1.500 inches 1st end
Thread Direction:
Right-hand 1st end
Flow Control Device:
Poppet
Bonnet Type:
Exposed spring
Bonnet Attachment Method:
Threaded
Disk Loading Method:
Spring
Renewable Seat Ring Type:
Threaded
Bolt Hole Quantity:
4 2nd end
Maximum Operating Temp:
425.0 degrees fahrenheit single response
Connection Style:
G9 plain, optional en (pipe) 1st end
Connection Style:
Plain, optional en (pipe) 1st end
Valve Operation Method:
Automatic or manual
Flange Shape:
Round with holes 2nd end
Connection Type:
Flange 2nd end
Connection Type:
Threaded internal pipe 1st end
Features Provided:
Valve stem lock shield
Thready Qty Per Inch (tpi):
11-1/2 1st end
Adjustable Pressure Range:
+7.0/+25.0 pounds per square inch
Maximum Operating Pressure:
100.0 pounds per square inch single response
Thread Size:
1.500 inches 1st end
Outside Diameter:
4.500 inches 2nd end
Thickness:
0.438 inches 2nd end
First Connection Face To Centerline Distance:
3.062 inches
Bolt Hole Diameter:
0.562 inches 2nd end
Second Connection Face To Centerline Distance:
2.188 inches
Bolt Circle Diameter:
3.375 inches 2nd end
Flange Face Design:
Plain 2nd end
Material:
Copper alloy body
Material:
Nickel alloy seat
Material:
Nickel alloy stem
Material:
Nickel alloy flow control device
Media For Which Designed:
Steam single response
Style Designator:
Angle flanged ends
Thread Series Designator:
Npt 1st end
NSN:
4820-00-203-8030
Item Name:
Multi-float Switch
Cage Code:
37239

Manufacturer Part Numbers

No other part numbers with same form, fit, and function found.

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:
A
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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Pricing & Availability

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Privacy | Terms

Definition Definition of approved item name (AIN): "Multi-float Switch"

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 NAVY Dept. of the Navy
DSOR:
User:
TURKEY Turkey
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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