Model: 5177A-6EE-21

Safety Relief Valve

Properties:

Thread Class
3a all ends
Thread Direction
Right-hand all ends
Flow Control Device
Poppet
Disk Loading Method
Spring
Maximum Operating Temp
275.0 degrees fahrenheit single response
Connection Style
G45 flareless (tube) all ends
Valve Operation Method
Automatic
Connection Type
Threaded external tube all ends
Features Provided
Pressure tight outlet side
Maximum Operating Pressure
2400.0 pounds per square inch single response
Thread Size
0.562 inches all ends
Seat Angle
12.0 degrees all ends
Opening Pressure Setting
21.0 pounds per square inch
Outside Diameter Tube Accommodated
0.375 inches all ends
Material
Aluminum alloy 2024 flow control device and rubber butadiene-acrylonitrile class nbr flow control device
Material
Aluminum alloy 2024 seat
Material
Aluminum alloy 2024 body
Material Specification
Qq-a-225/6, alloy2024 federal specification 1st material response flow control device
Material Specification
Qq-a-225/6, alloy2024 federal specification single material response body
Material Specification
Qq-a-225/6, alloy2024 federal specification single material response seat
Media For Which Designed
Refrigerant 12 2nd response
Media For Which Designed
Water, fresh 4th response
Media For Which Designed
Ethylene glycol 1st response
Media For Which Designed
Helium 5th response
Media For Which Designed
Nitrogen, liquid 3rd response
Surface Treatment
Anodize
Thread Series Designator
Unjf all ends
NSN
4820-00-811-4870
Part Number
5177A-6EE-21
Description
Valve,safety Relief
CAGE
91816

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 5177A-6EE-21 NSN 4820-00-811-4870

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:
SX
CRITL:
X

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
0.2000lbs
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:
050855
UFC:
29290
LTL:
RATING VARIABLE
LCL:
--
WCC:
576
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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