B144

Gate Valve

NSN 4820-00-474-2774

DEMIL
Shelf Life
UOM
NIIN
Demil:
NO
Shelf Life:
UOM:
NIIN:
004742774

Product Features

0.250 in. Pipe size; r.H. Thd; 18 thds per inch

Product Technical Spec.

Bonnet Type:
Inside screw
Bonnet Attachment Method:
Threaded
Valve Operation Method:
Manual
Connection Type:
Threaded internal pipe
Features Provided:
Bonnet packing
Thread Size:
0.250 inches
Stem Type:
Rising
Material:
Copper alloy seat
Material:
Copper alloy stem
Material:
Copper alloy body
Material Specification:
Qq-c-390, alloy d4 federal specification single material response body
Material Specification:
Qq-c-390, alloy d4 federal specification single material response seat
Thread Series Designator:
Npt
NSN:
4820-00-474-2774
Item Name:
Valve Block,flow Switching
Cage Code:
82666

Cross Referenced Parts

No other part numbers with same form, fit, and function found.

Part Identification

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
05482
FIIG:
A500A0
Concept No.:
1
App. Key:
Cond. Code:
2
Status:
A

Part Materials

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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Pricing & Availability

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Privacy | Terms

Definition Definition of approved item name (AIN): "Flow Switching Valve Block"

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.

MOE Major Organizational Entities

Entity
DSOR
User:
TENNESSEE VALLEY AUTHORITY Tennessee Valley Authority
DSOR:

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