Model: 51139

Vacuum Breaking Valve

Properties:

Body Material
Aluminum alloy
Outside Surface Treatment
Anodized
Body Style
Single connection, straight flow
Media For Which Designed
Air
First End Connection Type
Threaded external boss
First End Style Designator
External seat for gasket seal
First End Thread Class
2a
First End Thread Direction
Right-hand
Flow Control Device
Poppet
Flow Control Device Material
Aluminum alloy
End Connection Quantity
1
Tempurature Adjustability
Not adjustable
NSN
4820-00-142-3142
Part Number
51139
Description
Valve,vacuum Breaking
CAGE
82423

An item designed to automatically relieve vacuum, by the intake of air, when the internal pressure falls below atmospheric pressure. See also valve, vacuum regulating.

Part 51139 NSN 4820-00-142-3142

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
08101
FIIG:
A07100
Concept No.:
App. Key:
AT
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:
127220
UFC:
64490
LTL:
77.5
LCL:
--
WCC:
594
TCC:
Z
SHC:
9
ACC:
Construction Materials

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Schedule B and Export
  • Schedule B: 8481809050
  • SITC: 74780
  • End Use: Industrial machines, other
  • NAICS: 332911
  • USDA: 1

Freight Class: Other taps, cocks, valves, etc., nesoi

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