Mix Chamber Kits - Graco 309550Y Instructions - Parts Manual

Mix Chamber Kits

Round Pattern Guns
Mix Chamber Kit Nozzle
(includes drill bits) Orifice
Size
AR2020 0.042
AR2929 0.052
AR3737 0.052
AR4242 0.060
AR5252 0.070
AR6060 0.086
AR7070 0.094
AR8686 0.116
Flat Pattern Guns
Mix Chamber Ref. No.
Kit (includes 40†,
drill bits and O-ring
o-ring)
AF2020 246360
AF2929 246360
AF4242 246360
AF5252 246360
Available only in flat mix chamber kits or in 246360 multi-pack kit.
†
Mix Chamber Part No. Reference Guide
Sample part no. AR4242:
AR 42
AR=Air purge A orifice size
round pattern (.042 in.)
AF=Air purge
flat pattern
309550Y
Nozzle Drill Impingement
Bit Size, Port Size
in. (mm)
#58 (1.00) 0.020
#55 (1.30) 0.029
#55 (1.30) 0.037
#53 (1.50) 0.042
#50 (1.75) 0.052
#44 (2.15) 0.060
3/32 (2.35) 0.070
#32 (2.90) 0.086
Nozzle Nozzle Drill Impingement
Orifice Bit Size, Port Size
Size in. (mm)
0.094 3/32 (2.35) 0.020
0.094 3/32 (2.35) 0.029
0.094 3/32 (2.35) 0.042
0.094 3/32 (2.35) 0.052
42
B orifice size
(.042 in.)
Impingement Counterbore
Port Drill Bit Size
Size, in. (mm)
#76 (0.50) 0.060
#69 (0.70) 0.060
#63 (0.94) N/A
#58 (1.00) N/A
#55 (1.30) N/A
#53 (1.50) N/A
#50 (1.75) N/A
#44 (2.15) N/A
Impingement Counterbore
Port Drill Bit Size
Size, in. (mm)
#76 (0.50) 0.060
#69 (0.70) 0.060
#58 (1.00) N/A
#55 (1.30) N/A
Parts
Counterbore
Drill Bit Size,
in. (mm)
#53 (1.50)
#53 (1.50)
N/A
N/A
N/A
N/A
N/A
N/A
Counterbore
Drill Bit Size,
in. (mm)
#53 (1.50)
#53 (1.50)
N/A
N/A
37