Quick-Reference Repair Parts for
HERO 300 S

Replaces OEM P/N	Bedford P/N	Description / Reference / Notes
Repair Kits
Fluid Section
4-606RK	20-2538	Bleed Valve Repair Kit
4-6652	20-1763	Intake Repair Kit
4-6653	20-1764	Intake Overhaul Kit
4-6654	20-1723	Outgo Repair Kit
4-6655	20-1724	Outgo Overhaul Kit (Repair Kit with Seat)
Hydraulic Section
4-22C	20-1725	Diaphragm Assembly
4-22CRK	20-1632	Diaphragm Repair Kit
4-27CRK	- - -	Hydraulic Repair Kit
4-37A/75	- - -	Seal Set, Piston, 3/4"
Intake Section Repair Parts
3	- - -	Capscrew, Socket Head, 5/16" x 1-3/4"
4-4B	47-1953	Endcap & Seat Assembly
4-183S	47-1762	Cage, Spring Loaded
5V	0-1589	O-Ring, Viton
6	58-1645	Seat, 3/4", Carbide
17S	9-1595	Ball, 3/4", Corrsion Resistant
19A	23-1627	Spring
Outgo Section Repair Parts
4-11A	- - -	Outgo Valve (Complete)
7C	10-1590	Copper Crush Washer
11A-1	- - -	Lower Valve Body
11A-2	- - -	Upper Valve Body
11A-3CP	10-1591	Copper Crush Washer
11A-4	58-1670	Seat, 3/8", Carbide
11A-5	9-1592	Ball, 3/8", Nylon
11A-5S	9-1593	Ball, ,3/8", stainless steel (optional)
11A-6	17-1705	Cage
11A-7	23-1600	Spring
Hydraulic Section Repair Parts
4-22C	20-1725	Diaphragm Assembly
4-22CRK	20-1632	Diaphragm Repair Kit
4-23A	- - -	Head, hydraulic
4-27CRK	- - -	Hydraulic Repair Kit
4-37A/75	- - -	Seal Set, Piston, 3/4"
4-38A/75	- - -	Piston & Rod Assembly, 3/4"
4-38A/75-1	- - -	Piston, 3/4"
4-38A-2	- - -	Rod, piston
5	0-1588	O-Ring
23A-1	- - -	Insert, head, 3/4" cylinders only
38A-3	- - -	Seat, piston
Miscellaneous Parts & Accessories
3-WHIPEND	13-792	3/16" x 3' Airless Hose Assembly
4-184A	- - -	Hose, siphon, 3/4" x 21"
4-210	- - -	Siphon Assembly (complete)
4-606	- - -	Bleed Valve (Complete)
4-606RK	20-2538	Bleed Valve Repair Kit
114	13-932	1/4" x 50' Airless Hose Assembly
115	13-931	1/4" x 25' Airless Hose Assembly
117	13-453	3/8" x 50' Airless Hose Assembly
187A	14-2332	Inlet Filter, 3/4" NPT(f), 16 mesh, stainless steel, double screen
189A-1	- - -	Siphon Tube, 5 gallon
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 08/14/2002. Copyright © 2022 by Bedford Precision Parts LLC

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