841342

Check Valve

NSN 4820-00-089-6698

DEMIL
Shelf Life
UOM
NIIN
Demil:
NO
Shelf Life:
N/A
UOM:
EA
NIIN:
000896698

Product Technical Spec.

Thread Class:
3a 1st end
Thread Class:
3b 2nd end
Thread Direction:
Right-hand 2nd end
Thread Direction:
Right-hand 1st end
Flow Control Device:
Cone
Disk Loading Method:
Spring
Renewable Seat Ring Type:
Threaded
Connection Style:
Flared (tube) 1st end
Connection Style:
Gasket seal (boss) 2nd end
Valve Operation Method:
Automatic
Connection Type:
Threaded external tube 1st end
Connection Type:
Threaded internal boss 2nd end
Mounting Position:
Horizontal or vertical
Maximum Operating Pressure:
3300.0 pounds per square inch single response
Thread Size:
0.437 inches 1st end
Thread Size:
0.438 inches 2nd end
Seat Angle:
37.0 degrees 1st end
Outside Diameter Tube Accommodated:
0.250 inches 1st end
Outside Diameter Tube Accommodated:
0.250 inches 2nd end
Material:
Aluminum alloy body
Material:
Tungsten carbide flow control device
Material:
Stainless steel seat
Media For Which Designed:
Water-oil-gas single response
Surface Treatment:
Anodize
Surface Treatment Specification:
Mil-a-8625, type 2 military specification single treatment response
Style Designator:
Straight thru
Thread Series Designator:
Unf 1st end
Thread Series Designator:
Unf 2nd end
NSN:
4820-00-089-6698
Item Name:
Dual Check Backflow Prevention Valve
Cage Code:
16004

Cross Referenced Parts

Part Number
Cage
RNCC
RNVC
RNAAC
Status
MSDS
SADC
Part Number:
K-841342
Cage Code:
5RQL2
RNCC:
C
RNVC:
1
RNAAC:
ZZ
Status:
A
MSDS:
SADC:
9X
Part Number:
K-841342
Cage Code:
16004
RNCC:
3
RNVC:
9
RNAAC:
AX
Status:
A
MSDS:
SADC:
Part Number:
841342
Cage Code:
0KDP7
RNCC:
5
RNVC:
9
RNAAC:
AX
Status:
A
MSDS:
SADC:

Part Identification

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
05487
FIIG:
A530B0
Concept No.:
1
App. Key:
Cond. Code:
1
Status:
A

Part Materials

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:
F
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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Pricing & Availability

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Privacy | Terms

Definition Definition of approved item name (AIN): "Dual Check Backflow Prevention Valve"

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.

MOE Major Organizational Entities

Entity
DSOR
User:
REPUBLIC OF KOREA Republic of Korea
DSOR:
Import / Export
  • Schedule B: 8481309000
  • SITC: 74730
  • End Use: Industrial machines, other
  • NAICS: 332911
  • USDA: 1

Classification: Check valves of materials other than copper, iron or steel


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