Model: 51-2PS444

Check Valve

Properties:

Pipe Size Accommodated
0.375 inches 1st end
Thread Class
3a 2nd end
Thread Direction
Right-hand 2nd end
Thread Direction
Right-hand 1st end
Flow Control Device
Ball
Disk Loading Method
Spring
Connection Style
External seat for gasket seal (boss) 2nd end
Connection Style
Plain (pipe) 1st end
Valve Operation Method
Automatic
Connection Type
Threaded external boss 2nd end
Connection Type
Threaded external pipe 1st end
Mounting Position
Horizontal or vertical
Maximum Operating Pressure
1500.0 pounds per square inch single response
Thread Size
0.375 inches 1st end
Thread Size
0.625 inches 2nd end
Outside Diameter Tube Accommodated
0.375 inches 2nd end
Material
Copper alloy
Media For Which Designed
Water-oil-gas single response
Style Designator
Angle
Thread Series Designator
Npt 1st end
Thread Series Designator
Unf 2nd end
NSN
4820-00-585-7129
Part Number
51-2PS444
Description
Valve,check
CAGE
11976

A valve permitting flow in one direction only. It does not have a stem, except when equipped with a lever and weight and has no pressure adjustment. It may be inline or cartridge (manifold) design.

Part 51-2PS444 NSN 4820-00-585-7129

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
05487
FIIG:
A530B0
Concept No.:
1
App. Key:
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:
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:
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: 8481301090
  • SITC: 74730
  • End Use: Industrial machines, other
  • NAICS: 332911
  • USDA: 1

Freight Class: Check valves of copper having a pressure rating of 850 kpa or over

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