Model: 21FSSB

Butterfly Valve

Special Features:

16 in. End size

Properties:

Valve Operation Method
Manual
Material
Rubber seat
Material
Steel body
Material
Steel flow control device
Material
Steel stem
Material Specification
66 federal standard single material response stem and aisi 316/sae 30316 assn standard single material response stem
Material Specification
66 federal standard single material response flow control device and aisi 316/sae 30316 assn standard single material response flow control device
Material Specification
Mil-r-15624, cl 3 military specification single material response seat
Style Designator
Straight thru
NSN
4820-00-331-0476
Part Number
21FSSB
Description
Valve,butterfly
CAGE

Part 21FSSB NSN 4820-00-331-0476

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
05489
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

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