Model: 3H90017-101

Safety Relief Valve
Description:

3a 1st end thread class, right-hand 1st end , poppet flow control device, inside spring bonnet type, pressure seal, ring type bonnet attachment method.

Properties:

Thread Class
3a 1st end
Thread Direction
Right-hand 1st end
Flow Control Device
Poppet
Bonnet Type
Inside spring
Bonnet Attachment Method
Pressure seal, ring type
Disk Loading Method
Spring
Valve Discharge Flow Rate
3.5 gallons per minute
Maximum Operating Temp
275.0 degrees fahrenheit single response
Connection Style
G45 flareless (tube) 1st end
Connection Style
Flareless (tube) 1st end
Valve Operation Method
Automatic
Connection Type
Threaded external tube 1st end
Features Provided
Bonnet packing and pressure tight outlet side
Thready Qty Per Inch (tpi)
18 1st end
Maximum Operating Pressure
100.0 pounds per square inch single response
Thread Size
0.562 inches 1st end
Seat Angle
12.0 degrees 1st end
Opening Pressure Setting
31.0 pounds per square inch
Outside Diameter Tube Accommodated
0.375 inches 1st end
Material
Aluminum alloy 2024 flow control device and plastic polyamide flow control device
Material
Aluminum alloy 2024 seat
Material
Aluminum alloy 2024 body
Material
Aluminum alloy 2024 and plastic polyamide flow control device
Media For Which Designed
Hydraulic fluid, phosphate-ester base single response
Surface Treatment
Anodize
Surface Treatment Specification
Mil-a-8625, type 2 military specification single treatment response
Thread Series Designator
Unf 1st end
NSN
4820-00-015-2135
Part Number
3H90017-101
Description
Valve,safety Relief
CAGE
98897

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 3H90017-101 NSN 4820-00-015-2135

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:
HS
CRITL:
X

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
0.1000lbs
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:
127220
UFC:
64490
LTL:
77.5
LCL:
--
WCC:
594
TCC:
Z
SHC:
Z
ACC:
Equipment for Aircraft

End Items End applications NSN 4820-00-015-2135 is a component of

  • Starlifter C-141 Aircraft
  • Aircraft Hydraulic Systems And Components

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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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