Model: 20280AD41SS

Pressure And Temper Relief Valve

Properties:

Body Material
Steel, astm a216, grade wcb
First End Flange Outside Diameter
4.880 inches
Body Style
Angle give "adqm" and "adqn" only if flanged one or two ends
Tempurature Rating
250.0 degrees fahrenheit
Media For Which Designed
Water, fresh
First End Connection Type
Plain face flange
First End Style Designator
Raised
First End Raised Face Height
0.370 inches
First End Raised Face Diameter
2.120 inches
First End Flange Shape Style
Round
First End Flange Thickness
0.690 inches
Second End Relationship With First End
Identical
First Connection Face To Centerline Distance
3.500 inches
Second Connection Face To Centerline Distance
3.750 inches
Flow Control Device
Disk, top guided
End Connection Quantity
2
Adjustable Pressure Range
+1201.0/+1500.0 pounds per square inch
Valve Discharge Flow Rate
89.0 gallons per minute
Tempurature Adjustability
Not adjustable
Criticality Code Justification
Zzzy
Reference Number Differentiating Characteristics
Quality control in accordance with navships 0948-045-7010 material identification and control instruction for level 1
NSN
4820-01-071-4666
Part Number
20280AD41SS
Description
Valve,relief,pressure And Temper
CAGE
01343

A valve designed to release under excessive pressure and/or excessive temperature by opening at a predetermined pressure and/or temperature. Thermostatically operated valves close when the pressure is relieved or the temperature is reduced. Fusible plug valves require replacement of the plug. See also valve, safety relief and valve, regulating. Temperature.

Part 20280AD41SS NSN 4820-01-071-4666

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
16996
FIIG:
A07100
Concept No.:
1
App. Key:
AR
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:
S

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
17.0 X 7.0 X 6.0
Paclk Weight:
8.0000lbs
Item Weight:
--
Item Dim:
--
OPI
SPI No.
SPI Rev.
SPC Mkg.
LVL A
LVL B
OPI:
A
SPI No.:
SPI Rev.:
SPC Mkg:
24
LVL_A:
E
LVL_B:
Q

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
127220
UFC:
64490
LTL:
77.5
LCL:
77.5
WCC:
594
TCC:
Z
SHC:
9
ACC:
Trailers/Vehicles

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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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