Model: 20F-21N

Gate Valve

Properties:

Flange Diameter
6.000 inches
Bonnet Type
Outside screw-yoke
Bonnet Attachment Method
Bolted
Bolt Hole Quantity
4
Valve Operation Method
Manual
Connection Type
Flange, round w/holes
Features Provided
Bonnet packing
Valve Size
2.000 inches
Maximum Operating Pressure And Media For Which Designed
125.0 pounds per square inch steam and 200.0 pounds per square inch water-oil-gas
Stem Type
Rising
Maximum Operating Tempurature And Media For Which Designed
450.0 degrees fahrenheit steam and 150.0 degrees fahrenheit water-oil-gas
Face To Face Distance
7.000 inches
Flange Face Design
Plain
Inlet Relationship With Outlet
Identical
Pressure Class
125.0 pounds
Material
Copper alloy stem
Material
Copper alloy 836 seat
Material
Iron cast uns f12102 body
Material
Iron cast uns f12102 disk
Material Specification
Astm a-126 class b assn standard single material response body
Material Specification
Astm a-126 class b assn standard single material response disk
Material Specification
Astm b-584 alloy 875 assn standard single material response stem
Material Specification
Astm b-62 assn standard single material response seat
NSN
4820-00-062-4078
Part Number
20F-21N
Description
Valve,gate
CAGE
82430

A valve having a flat or tapered disk (gate) which moves transversely to the axis of flow by rotating or sliding movements of the stem to open or close the orifice. It may also contain an oval or rectangular shaped slide which may be manually, motor, or pressure operated through the means of an arm or arm assembly. The body flange may be designed to accommodate tube type connectors. It may or may not contain thermal relief features. Includes valve (gate) specifically designed for the control of fluid systems in aircraft or missiles.

Part 20F-21N NSN 4820-00-062-4078

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
05482
FIIG:
A500A0
Concept No.:
1
App. Key:
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:
27.0000lbs
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: 8481803010
  • SITC: 74780
  • End Use: Industrial machines, other
  • NAICS: 332919
  • USDA: 1

Freight Class: Gate type taps, cocks and valves of iron, hand operated

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