Model: 4K33-4NTS

Check Valve

Special Features:

Pressure to pilot port opens valve for return flow

Properties:

Thread Class
2b all ends
Thread Direction
Right-hand all ends
Offset Distance
0.770 inches
Flow Control Device
Ball
Connection Style
Gasket seal (boss) all ends
Valve Operation Method
Automatic
Connection Type
Threaded internal boss all ends
Mounting Position
Horizontal
Maximum Operating Pressure
2000.0 pounds per square inch single response
Thread Size
0.438 inches all ends
Material
Aluminum alloy body
Material
Plastic acetal seat
Material
Rubber butadiene-acrylonitrile class nbr packing
Media For Which Designed
Fuel/oil, hydrocarbon single response
Style Designator
Offset
Thread Series Designator
Unf all ends
NSN
4820-00-105-6665
Part Number
4K33-4NTS
Description
Valve,check
CAGE
8Z296

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 4K33-4NTS NSN 4820-00-105-6665

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: 8481309000
  • SITC: 74730
  • End Use: Industrial machines, other
  • NAICS: 332911
  • USDA: 1

Freight Class: Check valves of materials other than copper, iron or steel

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