Part Number
DEMIL
Shelf Life
UOM
NIIN
Part Information
Additional flow control device: spring; this item supersedes p/n 538563; consists of: housing p/n 2181683; piston, p/n 2181690; seal ring, p/n 2181696; seat, p/n 2183561; 2 screws, p/n 490160; spring-compres- sion; seat, helical compression spring, p/n 2181695; washer-key, p/n 458024; valve disk, p/n 2181691
NSN
National Stock Number:
TXT
Description:
Pressure And Temper Relief Valve
MRC:
The basic material of which the body is fabricated.AAFZ
Body Material:
Steel, ams 5354
MRC:
The type of service with which the item is designed to be used.ACKL
Media For Which Designed:
Air
MRC:
A narrative description of the type of end connection.ACKM
First End Connection Type:
Threaded external tube
MRC:
The style designation indicating the configuration that most nearly corresponds to the appearance of the end.ACKN
First End Style Designator:
Flared
MRC:
The length of a straight line which passes through the center of the accommodated tube,and terminates at the outside circumference.ACLH
First End Outside Diameter Tube Accommodated:
0.250 inches
MRC:
A numeric-alpha designator indicating the pitch diameter tolerance and an external or internal thread.ACLK
First End Thread Class:
3a
MRC:
The direction of the thread when viewed axially. a right-hand thread winds in a clockwise direction while a left-hand thread winds in a counterclockwise direction.ACLL
First End Thread Direction:
Right-hand
MRC:
Indicates whether or not the second end is identical to the first end.ACLR
Second End Relationship With First End:
Identical
MRC:
The element,compound,or mixture of which the seating surfaces are fabricated.ACSH
Seat Material:
Steel, ams 5354
MRC:
The angle of the end surface upon which the mated surface seats,expressed in degrees.ACTE
First End Seat Angle In Deg:
37.0
MRC:
The part that controls the flow through the item.ADQU
Flow Control Device:
Piston, free type
MRC:
The number of end connections included in the item.ADQZ
End Connection Quantity:
2
MRC:
An indication of whether or not the temperature is adjustable.AEVX
Tempurature Adjustability:
Not adjustable
MRC:
The national stock number or the identification information of the end equipment for which the item is a part.AGAV
End Application:
Tf30-p103, p107, p109 engines/acft, type f-111/t.O. 6j15-20-3-3
