Model: 1266-83

Stop Diaphragm Valve

Special Features:

Designed for vacuum servoce, w/tetrafluoroethylene swaged-in valve seat, end connections has a 3 in. Welded extensions

Properties:

Bonnet Type
Inside screw
Bonnet Attachment Method
Threaded
Maximum Operating Temp
450.0 degrees fahrenheit single response
Connection Style
G60a plain (tube) all ends
Connection Style
Plain (tube) all ends
Valve Operation Method
Manual
Connection Type
Unthreaded external tube all ends
Maximum Operating Pressure
750.0 pounds per square inch single response
Outside Diameter Tube Accommodated
0.375 inches all ends
Material
Copper alloy stem
Material
Stainless steel body
Material
Stainless steel flow control device
Media For Which Designed
Air single response
Surface Treatment
Passivate
Style Designator
Straight thru
NSN
4820-00-690-0377
Part Number
1266-83
Description
Valve,diaphragm,stop
CAGE
88773

A valve designed specifically so the diaphragm seals the flow stream from the valve operating mechanism. The flow is controlled by the lifting of the diaphragm from or compressing it against an integral seat. For packless diaphragm valves which utilize a diaphragm as packing and a disk to control the flow, see valve, y.

Part 1266-83 NSN 4820-00-690-0377

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
13619
FIIG:
A046B0
Concept No.:
1
App. Key:
AC
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:
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:
0.8000lbs
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:
050855
UFC:
29290
LTL:
RATING VARIABLE
LCL:
--
WCC:
576
TCC:
Z
SHC:
9
ACC:
Construction Materials

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Schedule B and Export
  • Schedule B: 8481809050
  • SITC: 74780
  • End Use: Industrial machines, other
  • NAICS: 332911
  • USDA: 1

Freight Class: Other taps, cocks, valves, etc., nesoi

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