6931

Check Valve

NSN 4820-00-273-9934

DEMIL
Shelf Life
UOM
NIIN
Demil:
NO
Shelf Life:
N/A
UOM:
1 EA
NIIN:
002739934

Detail Specifications

Flow Control Device:
Disk
Renewable Seat Ring Type:
Threaded
Bolt Hole Quantity:
8 all ends
Maximum Operating Temp:
150.0 degrees fahrenheit 2nd response
Maximum Operating Temp:
450.0 degrees fahrenheit single response
Valve Operation Method:
Automatic
Flange Shape:
Round with holes all ends
Connection Type:
Flange all ends
Mounting Position:
Horizontal
Valve Size:
8.000 inches
Maximum Operating Pressure:
125.0 pounds per square inch 1st response
Maximum Operating Pressure:
200.0 pounds per square inch 2nd response
Outside Diameter:
13.500 inches all ends
Face To Face Distance:
19.500 inches
Thickness:
0.938 inches all ends
Bolt Hole Diameter:
0.875 inches all ends
Bolt Circle Diameter:
11.750 inches all ends
Flange Face Design:
Plain all ends
Material:
Copper alloy flow control device
Material:
Copper alloy seat
Material:
Iron cast body
Media For Which Designed:
Steam 1st response
Media For Which Designed:
Water-oil-gas 2nd response
Style Designator:
Straight through flanged ends
NSN:
4820-00-273-9934
Item Name:
Dual Check Backflow Prevention Valve
Cage Code:
82666

Manufacturer Part Numbers

Part Number
Cage
RNCC
RNVC
RNAAC
Status
MSDS
SADC
Part Number:
F-918-B
Cage Code:
12168
RNCC:
3
RNVC:
1
RNAAC:
AX
Status:
A
MSDS:
SADC:
Part Number:
M928F
Cage Code:
63686
RNCC:
C
RNVC:
1
RNAAC:
AX
Status:
A
MSDS:
SADC:
AF
Part Number:
F-018-B
Cage Code:
12168
RNCC:
5
RNVC:
9
RNAAC:
AX
Status:
A
MSDS:
SADC:
Part Number:
928B
Cage Code:
12168
RNCC:
5
RNVC:
9
RNAAC:
AX
Status:
A
MSDS:
SADC:
Part Number:
8928F
Cage Code:
63686
RNCC:
5
RNVC:
9
RNAAC:
AX
Status:
A
MSDS:
SADC:
Part Number:
928F
Cage Code:
63686
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:
A
ESD:
ESD:
MMAC:
CRITL:
X

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
263.0000lbs
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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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:
DEPARTMENT OF THE ARMY Dept. of the Army
DSOR:
User:
DEPARTMENT OF THE NAVY Dept. of the Navy
DSOR:
Import / Export
  • Schedule B: 8481302010
  • SITC: 74730
  • End Use: Industrial machines, other
  • NAICS: 332911
  • USDA: 1

Classification: Check valves of iron


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