Model: 4DP-6890-01

Fluid Pressure Dampener

Properties:

Pipe Size Designation
1.750 inches
Thread Class
2a
Overall Length
27.380 inches
Thread Size
7/16-20
Screw Thread Series Designator
Unf
Thread Location
External
Connection Quantity
1
Operating Pressure Range
+40.0/+400.0 pounds per square inch
Fluid Type For Which Designed
Any acceptable
Threaded Direct Pressure Connection
Provided
Tube Connection Type
Flareless
Removable Piston
Not provided
Material
Any acceptable
NSN
6685-01-125-2295
Part Number
4DP-6890-01
Description
Dampener,fluid Pressure
CAGE

An automatic throttling device designed to absorb fluid pulsations and surges, thus reducing mechanical vibrations. Excludes dampener, flutter.

Part 4DP-6890-01 NSN 6685-01-125-2295

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
19138
FIIG:
T179-N
Concept No.:
App. Key:
NA
Cond. Code:
2
Status:
A

Material Classification

Hazardous material, precious metals, criticality, enviroment, and electrostatic discharge indicators
HMIC
PMIC
ESD/EMI
ENAC
MMAC
CRITL
HMIC:
P
PMIC:
A
ESD:
ESD:
MMAC:
CRITL:
X

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
127220
UFC:
64490
LTL:
77.5
LCL:
77.5
WCC:
651
TCC:
Z
SHC:
9
ACC:
Trailers/Vehicles

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Schedule B and Export
  • Schedule B: 9026200000
  • SITC: 87435
  • End Use: Measuring, testing, control instruments
  • NAICS: 334513
  • USDA: 1

Freight Class: Instruments and apparatus for measuring or checking pressure

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