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3A0149E 37
Part Interchangeability Guide
NOTE: The new retaining ring is black and has coarse threads, while the old retaining ring is silver and has fine
threads. Any interchange will damage the threads on the ring and gun body.
* Older model part numbers include 288xxx, 287xxx, 249xxx.
Description
Part Number
New Models
(24Cxxx)
Part Number,
Older Models* Interchangeable?
Fluid spring shaft
16A529 15F193
15F194
Yes 16A529 combines the fluid spring shaft and seat
into a single part. Directly replaceable.
Locating pin
24D627 15G618 No New pin is shorter to match the new gun body.
Using a new pin/air cap combo on an old model
gun results in loss of the alignment feature.
Using an old pin/air cap combo on a new model
gun causes leakage due to improper fit.
G15 retaining ring kit
Includes retaining ring,
PTFE o-ring, and PTFE
washer
24D438 15F192 No See note below table.
G40 retaining ring/tip
guard kit
Includes retaining ring
with guard, PTFE o-ring,
and PTFE washer
24D439 249256 No See note below table
RAC seat housing
15F442 15J770 No Works properly only with RAC Tip Guard/Air Cap
Assembly 24C921 and is included in that kit.
Seat will fit into older model assemblies, but
spray performance may be affected.
AA RAC guard kit
Includes guard assembly
(with retaining ring) and
mating cylinder housing.
24C921 288465 No See note below table.
Needle, carbide ball,
G15 and G40
24B789 288559 Yes Directly replaceable.
Needle, stainless steel
ball, G15
24B790 288558 Yes Directly replaceable.
HVLP verification kit
24C788 249140 No See note below table.
RAC gun conversion kit
24C791 287917 No Can only be used on the new gun due to a differ-
ent RAC guard. See note below table.
G15 air cap
24C866 249596 No Uses new shorter locating pin. See note for
Locating pin, this table.
Fluid tube assembly
24D436 249136 Yes The new fluid tube assembly will fit an older gun
only if a new fluid fitting is purchased, 24D437
(standard threads) or 24C356 (JIC threads).
Fluid fitting,
standard threads
24D437 15F186 No
New fluid fittings have different threads that fit
only the new fluid tube assembly (24D436). Any
interchange will damage the threads.
Fluid fitting,
JIC threads
24C356 NA No