3301537-1

Check Valve

NSN 4820-00-401-7015

DEMIL
Shelf Life
UOM
NIIN
Demil:
NO
Shelf Life:
N/A
UOM:
1 EA
NIIN:
004017015

Product Features

The end connection identified above as the first end is the valve inlet

Detail Specifications

Pipe Size Accommodated:
0.250 inches 2nd end
Pipe Size Accommodated:
0.250 inches 1st end
Thread Direction:
Right-hand 2nd end
Thread Direction:
Right-hand 1st end
Flow Control Device:
Poppet
Disk Loading Method:
Spring
Connection Style:
Plain (pipe) 2nd end
Valve Operation Method:
Automatic
Connection Type:
Threaded external pipe 2nd end
Connection Type:
Threaded internal pipe 1st end
Mounting Position:
Vertical
Thready Qty Per Inch (tpi):
18 2nd end
Thready Qty Per Inch (tpi):
18 1st end
Thread Size:
0.250 inches 1st end
Thread Size:
0.250 inches 2nd end
Style Designator:
Straight thru
Thread Series Designator:
Npt 2nd end
Thread Series Designator:
Npt 1st end
NSN:
4820-00-401-7015
Item Name:
Dual Check Backflow Prevention Valve
Cage Code:
99251

Manufacturer Part Numbers

Part Number
Cage
RNCC
RNVC
RNAAC
Status
MSDS
SADC
Part Number:
671660
Cage Code:
09990
RNCC:
3
RNVC:
2
RNAAC:
SB
Status:
A
MSDS:
SADC:
Part Number:
671660
Cage Code:
45681
RNCC:
5
RNVC:
9
RNAAC:
SB
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:
NT
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:
051080
UFC:
29300
LTL:
RATING VARIABLE
LCL:
60.0
WCC:
576
TCC:
Z
SHC:
Z
ACC:
Equipment for Aircraft

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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:
DEPARTMENT OF THE AIR FORCE Dept. of the Air Force
DSOR:
User:
DEPARTMENT OF THE NAVY Dept. of the Navy
DSOR:

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