Model: 2659T4TT

Check Valve

Properties:

Flow Control Device
Poppet
Disk Loading Method
Spring
Connection Style
Flared (tube) 1st end
Valve Operation Method
Automatic
Connection Type
Threaded external tube 1st end
Maximum Operating Pressure
4500.0 pounds per square inch single response
Seat Angle
37.0 degrees 1st end
Material
Rubber butadiene-acrylonitrile class nbr packing
Material
Steel comp 303 body
Material
Steel comp 303 flow control device
Material
Steel comp 303 seat
Media For Which Designed
Water-oil-gas single response
Style Designator
Straight thru
NSN
4820-01-142-0051
Part Number
2659T4TT
Description
Valve,check
CAGE

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 2659T4TT NSN 4820-01-142-0051

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

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: 8481302090
  • SITC: 74730
  • End Use: Industrial machines, other
  • NAICS: 332911
  • USDA: 1

Freight Class: Check valves of steel

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