Model: 2528657

Safety Relief Valve

Properties:

Pipe Size Accommodated
0.875 inches 1st end
Thread Class
2a 1st end
Thread Direction
Right-hand 1st end
Flow Control Device
Stem
Maximum Operating Temp
250.0 degrees fahrenheit single response
Connection Style
G9 plain, optional en (pipe) 1st end
Connection Style
Reduced socket 2nd end
Connection Style
Plain, optional en (pipe) 1st end
Valve Operation Method
Manual
Connection Type
Threaded internal pipe 1st end
Connection Type
Unthreaded internal pipe 2nd end
Thready Qty Per Inch (tpi)
14 1st end
Maximum Operating Pressure
6000.0 pounds per square inch single response
Thread Size
0.875 inches 1st end
Part Name Assigned By Controlling Agency
Valve, shutoff
Material
Steel comp 303 body
Material
Steel comp 303 stem
Material Specification
Aisi 30300 assn standard 1st material response body
Material Specification
Aisi 30300 assn standard 2nd material response stem
Style Designator
Straight thru
Thread Series Designator
Unf 1st end
Furnished Items And Quantity
1 handle
NSN
4820-00-021-2968
Part Number
2528657
Description
Valve,safety Relief
CAGE
10001

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 2528657 NSN 4820-00-021-2968

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:
0.6000lbs
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:
051080
UFC:
29300
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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