Model: 9DM2-S

Check Valve

Special Features:

All end connections: 3/4" union end solder connections; required pressure: 25.0 psi; inavy: backflow preventer valve

Properties:

Flow Control Device
Disk
Disk Loading Method
Spring
Maximum Operating Temp
250.0 degrees fahrenheit single response
Valve Operation Method
Automatic
Mounting Position
Horizontal or vertical
Maximum Operating Pressure
175.0 pounds per square inch single response
Part Name Assigned By Controlling Agency
Dual check valve with intermediate atmospheric vent
Material
Copper alloy body
Material
Rubber seat
Material
Rubber flow control device
Media For Which Designed
Water-oil-gas single response
Style Designator
Cross
Furnished Items And Quantity
1 strainer
NSN
4820-01-539-5294
Part Number
9DM2-S
Description
Valve,check
CAGE
79227

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 9DM2-S NSN 4820-01-539-5294

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:
A
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:
051080
UFC:
29300
LTL:
RATING VARIABLE
LCL:
--
WCC:
594
TCC:
Z
SHC:
9
ACC:
Trailers/Vehicles

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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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