Quick-Reference Repair Parts for
Graco Fuller OBrien Pro 501 st

Replaces OEM P/N	Bedford P/N	Description / Reference / Notes
Repair Kits
Displacement Pump (Fluid Section)
235-703	20-1856	Repair Kit with Leather & Polyethylene Packings
Piston Rods
187-613	57-1948	Piston Rod, stainless steel
Cylinders & Sleeves
187-634	- - -	Replaced by 236-786
236-786	57-2131	Cylinder, stainless steel
Carbide Ball Seats, Check Valves & Check Balls
Upper Ball Seat (Outlet Seat)
224-808	58-2212	Piston Valve
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 sleeve & on top of intake valve
111-603	15-1792	Teflon O-Ring, intake valve
176-751	19-2628	Lower Jam Nut, piston
176-758	- - -	Replaced by 193-047
176-759	19-1286	Ball Stop Pin, intake
176-760	- - -	Ball Guide, intake
176-818	44-2654	Attach Pin, at top of piston rod
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
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
187-624	- - -	Suction Tube & Hose Assembly, 3/4" UNF thread
235-004	14-1964	Inlet Filter, 3/4" UNF(f), 12 mesh, nylon cap, single screen
235-009	47-2370	Pressure Transducer, mechanical
Graco Instruction Manuals
308-256	Pro 501st Airless Paint Sprayer
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 Fuller OBrien Pro 501 st 235-703 235703 187-613 187613 187-634 187634 236-786 236786 224-808 224808Repair Parts for Graco Fuller OBrien Pro 501 st 105-444 105444 224-966 224966 105-445 105445 108-526 108526 111-603 111603Repair Parts for Graco Fuller OBrien Pro 501 st 176-751 176751 176-758 176758 176-759 176759 176-760 176760 176-818 176818Repair Parts for Graco Fuller OBrien Pro 501 st 180-656 180656 187-614 187614 193-047 193047 235-014 235014 239-914 239914Repair Parts for Graco Fuller OBrien Pro 501 st 111-600 111600 111-699 111699 112-319 112319 118-948 118948 15C-780 15C780Repair Parts for Graco Fuller OBrien Pro 501 st 15C-972 15C972 15E-022 15E022 168-110 168110 187-615 187615 187-625 187625Repair Parts for Graco Fuller OBrien Pro 501 st 224-807 224807 277-364 277364 187-624 187624 235-004 235004 235-009 235009Repair Parts for Graco Fuller OBrien Pro 501 st 308-256 308256