Model: 1757000

Safety Relief Valve

Special Features:

Hmeasures 4.782 in.L x 1.625 in.W x 3.188 in.H.Valve has no external control.Consists of: body, p/n 11593812; plunger, p/n 11593815; guide, p/n 11593817; spring, p/n 11593816; nut, p/n 10905311; seat, p/n 11593813

Properties:

Thread Class
2a 1st end
Thread Class
2a 2nd end
Thread Class
2a 3rd end
Thread Direction
Right-hand 2nd end
Thread Direction
Right-hand 1st end
Thread Direction
Right-hand 3rd end
Flow Control Device
Poppet
Disk Loading Method
Spring
Valve Discharge Flow Rate
7.0 gallons per minute
End Application
M109 howitzer family
Connection Style
G45 flareless (tube) 2nd end
Connection Style
G45 flareless (tube) 3rd end
Connection Style
G53 double threaded section boss fitting gasket with locknut sealing (boss) 1st end
Valve Operation Method
Automatic
Connection Type
Threaded external boss 1st end
Connection Type
Threaded external tube 2nd end
Connection Type
Threaded external tube 3rd end
Thready Qty Per Inch (tpi)
16 2nd end
Maximum Operating Pressure
900.0 pounds per square inch single response
Thread Size
0.500 inches 3rd end
Thread Size
0.875 inches 1st end
Thread Size
0.938 inches 2nd end
Material
Steel body
Material Specification
Mil-s-13048 military specification single material response body
Surface Treatment
Cadmium
Surface Treatment Specification
Qq-p-416, class 3, type ii federal specification single treatment response
Thread Series Designator
Un 2nd end
Thread Series Designator
Unef 1st end
Thread Series Designator
Unf 3rd end
NSN
4820-00-930-4074
Part Number
1757000
Description
Valve,safety Relief
CAGE
G1005

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 1757000 NSN 4820-00-930-4074

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:
--
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:
095190
UFC:
49790
LTL:
70.0
LCL:
70.0
WCC:
713
TCC:
Z
SHC:
9
ACC:
Construction Materials

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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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