Model: F121-200

Check Valve

Properties:

Thread Direction
Right-hand all ends
Flow Control Device
Ball
Disk Loading Method
Spring
Connection Style
Plain, optional end (pipe) all ends
Valve Operation Method
Automatic
Connection Type
Threaded internal pipe all ends
Mounting Position
Horizontal or vertical
Thready Qty Per Inch (tpi)
18 all ends
Maximum Operating Pressure
2000.0 pounds per square inch single response
Thread Size
0.250 inches all ends
Material
Copper alloy seat
Material
Copper alloy body
Material
Stainless steel flow control device
Media For Which Designed
Fuel/oil, hydrocarbon single response
Style Designator
Straight thru
Thread Series Designator
Nptf all ends
NSN
4820-00-065-0205
Part Number
F121-200
Description
Valve,check
CAGE
81978

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 F121-200 NSN 4820-00-065-0205

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

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:
Construction Materials

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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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