Model: 3686X

Check Valve

Properties:

Flow Control Device
Disk
Renewable Seat Ring Type
Threaded
Bolt Hole Quantity
4 all ends
Maximum Operating Temp
750.0 degrees fahrenheit single response
Valve Operation Method
Automatic
Flange Shape
Round with holes all ends
Connection Type
Flange all ends
Mounting Position
Horizontal
Maximum Operating Pressure
600.0 pounds per square inch single response
Outside Diameter
4.625 inches 1st end
Face To Face Distance
7.500 inches
Thickness
0.625 inches all ends
Bolt Hole Diameter
0.750 inches all ends
Bolt Circle Diameter
3.250 inches all ends
Center To Center Distance Between Bolt Holes Along Width
4.625 inches all ends
Flange Face Design
Raised straight all ends
Raised Face Height
0.250 inches all ends
Raised Face Diameter
1.688 inches all ends
Material
Steel
Material Specification
Astm a105, grade 2 assn standard single material response body
Material Specification
Astm a182, grade f6 assn standard single material response flow control device
Material Specification
Astm a182, grade f6 assn standard single material response seat
Media For Which Designed
Steam 1st response
Media For Which Designed
Water-oil-gas 2nd response
Style Designator
Straight thru
NSN
4820-00-273-9928
Part Number
3686X
Description
Valve,check
CAGE
14959

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 3686X NSN 4820-00-273-9928

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:
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:
051080
UFC:
29300
LTL:
RATING VARIABLE
LCL:
--
WCC:
576
TCC:
Z
SHC:
9
ACC:
Construction Materials

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Schedule B and Export
  • Schedule B: 8481302090
  • SITC: 74730
  • End Use: Industrial machines, other
  • NAICS: 332911
  • USDA: 1

Freight Class: Check valves of steel

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