The radius adjustment screw shall be constructed of

PCS- 010 -020 -030 -040 -060 -090 PCS-125 -175 -260 -370
1800 Series Pressure Compensating Screens
The under-the-nozzle pressure compensating screen shall be a two-piece screen combination with a flow-
control module positioned in the middle.
The pressure compensating screens (PCS Series) shall be color-coded by flow as follows:
Model Color GPM
PCS-010 Purple .1
PCS-020 Brown .2
PCS-030 Silver .3
PCS-040 Orange .4
PCS-060 Black .6
PCS-090 White .9
PCS-125 Green 1.25
PCS-175 Yellow 1.75
PCS-260 Blue 2.6
PCS-370 Red 3.7
Screen openings shall be .20".
The screen shall be compatible with all 1800 Series MPR plastic nozzles.
The screens shall regulate flow at inlet pressures of 30 to 70 psi and can be used to eliminate fogging or
shorten radius.
The screens shall be as distributed by Rain Bird Corporation, Azusa, California.

A-8S
Brass Nozzle Shrub Adapter
The brass nozzle shrub adapter shall have a 1/2" (FNPT) inlet and a fine threaded outlet to accept all 1800
Series brass and plastic MPR nozzles.
The adapter shall be of brass construction and shall accept protective, non-clogging 1800 Series filter
screens or pressure compensating screens (PCS Series).
The adapter shall be as manufactured by Rain Bird Corporation, Azusa, California.
PA-80
Plastic Adapter
The plastic adapter shall have a 1/2" (MNPT) outlet and a fine threaded female inlet which will accept 1800
pop-up stem, thus adapting the 1800 Series sprinkler for use with various 1/2" (FNPT) sprinklers and
nozzles.
The adapter shall be constructed of rugged UV resistant thermo-plastic material.
The overall height shall be 1.5" with an exposed height of .8" above the 1800 Series cap when stem is fully
retracted.
The adapter shall be as manufactured by Rain Bird Corporation, Azusa, California.
PA-8S Plastic Shrub Adapter
The plastic shrub adapter shall have a 1/2" (FNPT) inlet and its fine-threaded outlet shall accept all plastic
1800 MPR nozzles, 1800 Series filter screens and PCS Series screens.
The plastic shrub adapter shall be constructed of rugged UV resistant plastic.
The plastic shrub adapter shall be as manufactured by Rain Bird Corporation, Azusa, California.
PA-8S-NP Plastic Shrub Adapter
The purple plastic shrub adapter shall have a 1/2" (FNPT) inlet and its fine-threaded outlet shall accept all
plastic 1800 MPR nozzles, 1800 Series filter screens and PCS Series screens.
The purple plastic shrub adapter shall be constructed of rugged UV resistant plastic.
The purple plastic shrub adapter shall be as manufactured by Rain Bird Corporation, Azusa, California.