Quick-Reference Repair Parts for
Graco ST

Replaces OEM P/N	Bedford P/N	Description / Reference / Notes
Repair Kits
Displacement Pump (Fluid Section)
243-091	20-2359	Kit with leather & polyethylene packings
287-078	20-3031	Kit with leather & polyethylene packings, piston valve, lower jam nut
Piston Rods
243-179	57-3320	Piston rod
Cylinders & Sleeves
235-708	57-2099	Cylinder
Carbide Ball Seats, Check Valves & Check Balls
Upper Ball Seat (Outlet Seat)
218-197	58-1461	Piston Valve
235-557	- - -	Replaced by 218-197
105-444	9-140	Piston Ball (stainless steel)
Lower Ball Seat (Intake Seat)
224-966	58-2215	Intake Valve
105-445	9-183	Intake Ball (stainless steel)
Miscellaneous Fluid Section Repair Parts
108-526	15-1498	Teflon O-Ring, at top of cylinder
111-457	15-2861	O-Ring, pressure transducer
111-603	15-1792	Teflon O-Ring, intake valve
176-751	19-2628	Lower Jam Nut, piston
176-759	19-1286	Ball Stop Pin, intake
176-760	- - -	Ball Guide, intake
180-656	17-2424	Dust Plug, upper packing nut
187-614	- - -	Upper Locking Nut, top of cylinder, 1-3/8" thread
193-047	- - -	Upper Packing Nut & Wet Cup
195-150	- - -	Lock Nut, at top of fluid section
195-175	44-3295	Pin, attach, at top of rod
Dump Valves, Prime/Spray Valves, Pressure Release Valves, and Components
Complete Assembly
235-014	20-2324	Dump Valve Repair Kit, 1/4-turn valve with pin through handle
239-914	20-2806	Dump Valve Repair Kit with solvent resistant o-ring
Components
111-600	19-2807	Grooved pin (for use with standard handle 187-625)
111-699	- - -	Replaced by 277-364
112-319	0-2431	O-Ring, fluoroelastomer, solvent resistant (optional)
118-948	6-2683	Backup Split Ring, Teflon
15C-780	- - -	Handle, dump valve, 1-5/8" diameter (optional)
15C-972	19-3252	Grooved Pin, long (use with drian valve handle 15C-780)
15E-022	58-2317	Seat, carbide
168-110	0-1104	O-Ring, viton (standard)
187-615	- - -	Replaced by 15E-022
187-625	- - -	Handle, dump valve, standard 1-1/8" diameter
224-807	- - -	Base, dump valve
277-364	20-2865	Gasket, seat (contains (1) each loose-fit & force-fit styles)
Miscellaneous Parts & Accessories
104-361	15-432	Teflon O-Ring, fluid outlet filter
115-491	- - -	Wiper, rod (replaced by 15G-234)
195-372	- - -	Cap, outlet filter (when no filter is used)
235-004	14-1964	Inlet Filter, 3/4" UNF(f), 12 mesh, nylon cap, single screen
241-929	- - -	Pressure Return Hose
243-222	- - -	Pressure Transducer, electronic
244-354	- - -	Suction Hose Assembly, 3/4" UNF thread
Graco Instruction Manuals
309-060 E	190ES Displacement Pump
309-715	ST & STX Airless Paint Sprayers
Click Pictures to Enlarge = = = = = = = = = = = = = = = =
Before ordering any repair parts or attempting any maintenance, carefully read all instructions and warnings and verify part numbers required as specified in the OEM manuals that came with your particular unit. This reference was generated on 01/02/2022.  Part numbers on this reference were last modified on 09/16/2015. Copyright © 2022 by Bedford Precision Parts LLC

Repair Parts for Graco ST 243-091 243091 287-078 287078 243-179 243179 235-708 235708 218-197 218197Repair Parts for Graco ST 235-557 235557 105-444 105444 224-966 224966 105-445 105445 108-526 108526Repair Parts for Graco ST 111-457 111457 111-603 111603 176-751 176751 176-759 176759 176-760 176760Repair Parts for Graco ST 180-656 180656 187-614 187614 193-047 193047 195-150 195150 195-175 195175Repair Parts for Graco ST 235-014 235014 239-914 239914 111-600 111600 111-699 111699 112-319 112319Repair Parts for Graco ST 118-948 118948 15C-780 15C780 15C-972 15C972 15E-022 15E022 168-110 168110Repair Parts for Graco ST 187-615 187615 187-625 187625 224-807 224807 277-364 277364 104-361 104361Repair Parts for Graco ST 115-491 115491 195-372 195372 235-004 235004 241-929 241929 243-222 243222Repair Parts for Graco ST 244-354 244354 309-060 309060 E 309-715 309715