Model: 821-1/2SW

Gate Valve

Special Features:

Solid wedge; hard faced seats; chrome trim; conventional seat

Properties:

Pipe Size Accommodated
0.500 inches
Bonnet Type
Outside screw-yoke
Bonnet Attachment Method
Bolted
Valve Operation Method
Manual
Connection Type
Socket, weld, pipe
Features Provided
Bonnet packing
Valve Size
0.500 inches
Maximum Operating Pressure And Media For Which Designed
235.0 pounds per square inch steam and 2000.0 pounds per square inch water-oil-gas
Stem Type
Rising
Maximum Operating Tempurature And Media For Which Designed
1000.0 degrees fahrenheit steam and 100.0 degrees fahrenheit water-oil-gas
Inlet Relationship With Outlet
Identical
Pressure Class
800.0 pounds
Material
Steel uns k03504 body
Material
Steel uns k03504 seat
Material
Steel uns k03504 stem
Material
Steel uns k03504 disk
Material Specification
Astm a105 assn standard single material response disk
Material Specification
Astm a105 assn standard single material response body
Material Specification
Astm a105 assn standard single material response seat
Material Specification
Astm a105 assn standard single material response stem
NSN
4820-00-975-1561
Part Number
821-1/2SW
Description
Valve,gate
CAGE
34749

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 821-1/2SW NSN 4820-00-975-1561

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:
A
ESD:
ESD:
MMAC:
CRITL:
X

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
2.0000lbs
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: 8481803055
  • SITC: 74780
  • End Use: Industrial machines, other
  • NAICS: 332911
  • USDA: 1

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

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