There are important differences among Spin-On Series features which affect  performance and applications.

Model #

110A

120RMAM

230RMAM

245RMAM

460MAM

490MAM

4120MAM

Maximum Flow Rate

15 gph / 57 lph Diesel
35 gph / 133 lph Gas

15 gph /
57 lph

30 gph /
114 lph

45 gph /
170 lph

60 gph /
227 lph

90 gph /
341 lph

120 gph /
454 lph

Gasoline or Diesel (1)

Both

Diesel

Diesel

Diesel

Diesel

Diesel

Diesel

Vacuum Installation

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Pressure Installation

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Maximum PSI (2)

150 psi

7 psi

30 psi

30 psi

30 psi

30 psi

15 psi

Clean Pressure Drop PSI / kPa

0.15 psi
1.08 kPa

0.15 psi
1.08 kPa

0.31 psi
2.14 kPa

0.61 psi
4.21 kPa

0.39 psi /
2.7 kPa

0.05 psi /
6.5 kPa

1.4 psi /
9.7 kPa

No. of Ports

4

4

3

3

4

4

4

Port Size

1/4” NPT

1/4” NPT

1/4” NPT

1/4” NPT

3/8” NPT

3/8” NPT

3/4” SAE

Integral Primer Pump (3)

No

122R

Yes

Yes

Yes

Yes

Yes

Replacement Element No. (4)

R11

R12

R20

R25

R60

R90

R120

Bowl / See-Thru

No

Yes

Yes

Yes

Yes

Yes

Yes

Bowl / Metal (1)

STD

122 M

230RMAM

245RMAM

460MAM

490MAM

4120MAM

Drain Type

Positive Seal

Positive Seal

Positive Seal

Positive Seal

Positive Seal

Positive Seal

Self-Vent

Water Sensor Option

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Height

6” / 152 mm

5.7” / 145 mm

9” / 229 mm

10.5” / 267 mm

11” / 279 mm

11.8” / 300 mm

15” / 381 mm

Width

3.2” / 81 mm

3.2” / 81 mm

4” / 102 mm

4” / 102 mm

4.5” / 114 mm

4.5” / 114 mm

4.5” / 114 mm

Depth

3.2” / 81 mm

3.2” / 81 mm

4” / 102 mm

4” / 102 mm

4.8” / 121 mm

4.8” / 121 mm

4.8” / 121 mm

Weight

1.3 lbs / 0.59 Kg

1.3 lbs / 0.59 Kg

2 lbs / 0.90 Kg

2.2 lbs / 1.0 Kg

2.7 lbs / 1.3 Kg

2.9 lbs / 1.4 Kg

3.9 lbs / 1.8 Kg

Special Notes:

1. Above units feature metal bowls and are approved for diesel service and are UL Listed, USCG Accepted.
2. Model 110A may be used in pressure applications (up to 100 PSI) and gasoline service. UL Listed.
3. The 200RMAM and 400MAM Series units include the head mounted hand priming pump as standard.
4. The 4120MAM model features large 3/4”UNF ports for high-flow, low-restriction applications.
5. Allow at least 2 inches (51 mm) clearance under the units for element replacement and water collection.