To purchase parts for the 420GP (Regulator & Solenoid Assembly HD RF072000):
- Reference the part needed from the parts diagram and refer to the parts list below.
- Copy the Part Number and paste it into the search window above to see availability and pricing.
- Confirm your parts selection and "Add To Cart".

Item | Part Number | Description | QTY | Item | Part Number | Description | QTY | |
1 | SA026300 | REGULATOR, LP | 1 | 17 | MP518500 | BRACKET ASM, 420GP, MANIFOLD | 1 | |
2 | MP4325 | FITTING, 3325 X 4, REG TO FUELOCK | 2 | 18 | MP4300 | HOSE, 18", REGULATOR | 1 | |
3 | MP509300 | FITTING, TEE, 1/4" FNPT | 1 | 19 | NB049300 | SCREW, FLANGE, 1/4-20 X 1/2, ZINC | 2 | |
4 | MP509200 | SWITCH, PRESSURE, 200 PSI | 1 | 20 | MP027100 | FITTING, EXTENSION, 1/4 X 1/4 NPT | 1 | |
5 | MP4330 | FITTING, 49 X 6, REG TO FUELOCK | 3 | 21 | MP367100 | SOLENOID, STARTER, 12VDC | 1 | |
6 | MP367300 | HOSE, FUEL, LP, 13", ASM. | 1 | 22 | MP366700 | CABLE, BATTERY, POS., 9" | 1 | |
7 | MP4332 | FITTING, 1/4", BRASS ELBOW, FPT | 1 | 23 | MP120900 | CABLE, BATTERY, POSITIVE, 14" | 1 | |
8 | MP317500 | FUELOCK, 12 VOLT, ASM. | 1 | 24 | MP354900 | WIRE, SOLENOID, BATTERY | 1 | |
9 | MP509600 | MANIFOLD, SAFE STOP | 1 | 25 | MP509700 | DECAL, PROPANE TANK OVERFILL WARNING | 1 | |
10 | MP4500 | COUPLER, QUICK REGO, FEMALE | 1 | 26 | MP492000 | LIGHT, RED, LED, 12V, W/ TERMINALS | 1 | |
11 | MP509900 | FITTING, 1/8" MNPT X 1/4" FNPT | 1 | 27 | MP151500 | RELAY, BOARD, CIRCUIT, PRINTED, 12V | 1 | |
12 | MP509800 | SWITCH, PRESSURE, 6 PSI | 1 | 28 | MP518601 | BRACKET, SAFE STOP | 1 | |
13 | MP017900 | FUEL, ADJUSTMENT, ASSEMBLY | 1 | 29 | NB007100 | WASHER, FLAT, #6 | 2 | |
14 | MP372400 | FITTING, ELBOW, BRASS, 1/8" NPT x 3/16" HB | 1 | 30 | NB020800 | NUT, LOCK, NYLON, 6-32 | 2 | |
15 | MP371100 | FITTING, BRASS, 1/4-28 x 3/16" HB | 1 | 31 | NB9515 | SCREW, PAN HD, 6-32 X 1/2 | 2 | |
16 | MP341500 | SCREEN, INLET, REGULATOR | 1 |