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Worldwide distributor of NSN parts and consumables located in the USA.

Air Pressure Relay Valve

Model / MPN: 997075R91 | NSN: 2530-00-756-8903
ITAR Registered seal

A valve specifically designed for installation in an air brake system. It is used on trailers, long wheel base vehicles, as well as multiple rear axle vehicles. It serves to speed and synchronize the application and release of air operated service or parking brakes. It may include emergency features for trailer application.

Product Details
NATO Stock Number
2530-00-756-8903
Sold in multiples of
1 EA
DEMIL
NO
Body Material
Aluminum alloy
Body Style
Tee give "adql" and "adqm" only when flanged all ends
Media For Which Designed
Air
First End Connection Type
Threaded internal pipe
First End Style Designator
Plain
First End Pipe Size Accommodated
0.840 inches
First End Thread Direction
Right-hand
Second End Relationship With First End
Not identical
Second End Connection Type
Threaded internal pipe
Second End Style Designator
Plain
Second End Pipe Size Accommodated
0.540 inches
Second End Thread Direction
Right-hand
Third End Relationship With Preceding Ends
Identical with second end
Fourth End Relationship With Preceding Ends
Not identical with first, second or third end
Fourth End Connection Type
Unthreaded internal pipe
Fourth End Style Designator
Socket
Fourth End Pipe Size Accommodated
0.580 inches
Flow Control Device
Diaphragm
Flow Control Device Material
Rubber, synthetic
End Connection Quantity
4
Tempurature Adjustability
Not adjustable
997075R Series Parts

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997075R91 Cross Reference
  • N12916AE
  • 592695C91
  • N12916AE
  • N12916AE
  • 237291R91