F-450 Flowmeter Specifications

Model F-450N Series Flowmeters (For In - Line Installation)
Model Number
 GPM 
LPM
Adapter Size F/NPT
F-45375LHN-6
0.1 - 1.0
0.4 - 4.0
3/8" F/NPT
F-45375LHN-8
0.1 - 1.0
0.4 - 4.0
1/2" F/NPT
F-45376LHN-6
0.2 - 2.0
1.0 - 7.5
 3/8" F/NPT 
F-45376LHN-8
0.2 - 2.0
1.0 - 7.5
1/2" F/NPT
F-45500LHN-6
0.5 - 5.0
1.8 - 18
3/8" F/NPT
F-45500LHN-8
0.5 - 5.0
1.8 - 18
1/2" M/NPT
F-45500LHN-12
0.5 - 5.0
1.8 - 18
3/4" M/NPT
F-45750LHN-12
1.0 - 10
4.0 - 40
3/4" M/NPT
Model Number
Calibration SCFM
Adapter Size F/NPT
F-45376GHN-6
1 - 12
3/8" F/NPT
F-45376GHN-8
1 - 12
1/2" M/NPT
F-45750GHN-12
4 - 48
3/4" M/NPT

Model F-450N Units For Panel Mount Installation
Model Number
 GPM 
LPM
Adapter Size F/NPT
F-45375LHNE-6
0.1 - 1.0
0.4 - 4.0
3/8" M/NPT
F-45375LHNE-8
0.1 - 1.0
0.4 - 4.0
1/2" M/NPT
F-45375LHNE-12
 0.1 - 1.0
0.4 - 4.0
3/4" M/NPT
F-45375LHNEC-8
0.1 - 1.0
0.4 - 4.0
1/2" I.D. Barbed
F-45375LHNEC-10
0.1 - 1.0
0.4 - 4.0
5/8" I.D. Barbed
F-45376LHNE-6
0.2 - 2.0
0.75 - 7.5
3/8" M/NPT
F-45376LHNE-8
0.2 - 2.0
0.75 - 7.5
1/2" M/NPT
F-45376LHNE-12
 0.2 - 2.0
0.75 - 7.5
3/4" M/NPT
F-45376LHNEC-8
0.2 - 2.0
0.75 - 7.5
1/2" I.D. Barbed
F-45376LHNEC-10
0.2 - 2.0
0.75 - 7.5
5/8" I.D. Barbed
F-45500LHNE-6
0.5 - 5.0
1.8 - 18
3/8" M/NPT
F-45500LHNE-8
0.5 - 5.0
1.8 - 18
1/2" M/NPT
F-45500LHNE-12
0.5 - 5.0
1.8 - 18
3/4" M/NPT
F-45500LHNEC-8
0.5 - 5.0
1.8 - 18
1/2" I.D. Barbed
F-45500LHNEC-10
0.5 - 5.0
1.8 - 18
5/8" I.D. Barbed
F-45750LHNE-8
1.0 - 10
4.0 - 40
1/2" M/NPT
F-45750LHNE-12
1.0 - 10
4.0 - 40
3/4" M/NPT
F-45750LHNEC-8
1.0 - 10
4.0 - 40
1/2" I.D. Barbed
F-45750LHNEC-10
1.0 - 10
4.0 - 40
5/8" I.D. Barbed
Model Number
Calibration SCFM
Adapter Size F/NPT
F-45376GEA-6
1.0 - 12
3/8" F/NPT
F-45376GEA-8
1.0 - 12
1/2" M/NPT
F-45376GEA-12
1.0 - 12
3/4" M/NPT
F-45376GEAC-8
1.0 - 12
1/2" I.D. Barbed
F-45376GEAC-10
1.0 - 12
5/8" I.D. Barbed
F-45750GEA-8
4.0 - 48
1/2" M/NPT
F-45750GEA-12
4.0 - 48
3/4" M/NPT
F-45750GEAC-8
4.0 - 48
1/2" I.D. Barbed
F-45750GEAC-10
4.0 - 48
5/8" I.D. Barbed

Model F-450NEA Adjustable Panel Mount Flowmeters 
Model Number
 GPM 
LPM
Adapter Size F/NPT
F-45375LEA-6
0.1 - 1.0
0.4 - 4.0
3/8" M/NPT
F-45375LEA-8
0.1 - 1.0
0.4 - 4.0
1/2" M/NPT
F-45375LEA-12
0.1 - 1.0
0.4 - 4.0
3/4" M/NPT
F-45375LEAC-8
0.1 - 1.0
0.4 - 4.0
1/2" I.D. Barbed
F-45376LEA-6
0.2 - 2.0
0.75 - 7.5
3/8" M/NPT
F-45376LEA-8
0.2 - 2.0
0.75 - 7.5
1/2" M/NPT
F-45376LEA-12
0.2 - 2.0
0.75 - 7.5
3/4" M/NPT
F-45376LEAC-8
0.2 - 2.0
0.75 - 7.5
1/2" I.D. Barbed
F-45376LEAC-10
0.2 - 2.0
0.75 - 7.5
5/8" I.D. Barbed
F-45500LEA-6
0.5 - 5.0
1.8 - 18
3/8" M/NPT
F-45500LEA-8
0.5 - 5.0
1.8 - 18
1/2" M/NPT
F-45500LEA-12
0.5 - 5.0
1.8 - 18
3/4" M/NPT
F-45500LEAC-8
0.5 - 5.0
1.8 - 18
1/2" I.D. Barbed
F-45500LEAC-10
0.5 - 5.0
1.8 - 18
5/8" I.D. Barbed
F-45750LEA-8
1.0 - 10
4.0 - 40
1/2" M/NPT
F-45750LEA-12
1.0 - 10
4.0 - 40
3/4" M/NPT
F-45750LEAC-8
1.0 - 10
4.0 - 40
1/2" I.D. Barbed
F-45750LEAC-10
1.0 - 10
4.0 - 40
5/8" I.D. Barbed

Model F-450KN Specially Equipped Units For In - Line Installation 
Model Number
 GPM 
LPM
Adapter Size F/NPT
F-45375LHKN-6
0.1 - 1.0
0.4 - 4.0
3/8" F/NPT
F-45375LHKN-8
0.1 - 1.0
0.4 - 4.0
1/2" F/NPT
F-45376LHKN-6
0.2 - 2.0
0.75 - 7.5
 3/8" F/NPT 
F-45376LHKN-8
0.2 - 2.0
0.75 - 7.5
1/2" F/NPT
F-45500LHKN-6
0.5 - 5.0
1.8 - 18
3/8" F/NPT
F-45500LHKN-8
0.5 - 5.0
1.8 - 18
1/2" M/NPT
F-45500LHKN-12
0.5 - 5.0
1.8 - 18
3/4" M/NPT
F-45750LHKN-12
1.0 - 1.0
4.0 - 48
3/4" M/NPT

Model F-450KNE Specially Equipped Units For Panel Mount Installation 
Model Number
 GPM 
LPM
Adapter Size F/NPT
F-45375LHKNE-12
0.1 - 1.0
0.4 - 4.0
3/4" M/NPT
F-45376LHKNE-8
0.2 - 2.0
0.75 - 7.5
1/2" M/NPT
F-45376LHKNE-12
0.2 - 2.0
0.75 - 7.5
 3/4" M/NPT 
F-45500LHKNE-6
0.5 - 5.0
1.8 - 18
3/8" M/NPT
F-45500LHKNE-8
0.5 - 5.0
1.8 - 18
1/2" M/NPT
F-45500LHKNE-12
0.5 - 5.0
1.8 - 18
3/4" M/NPT
F-45750LHKNE-12
1.0 - 10
4.0 - 40
3/4" M/NPT

Model F-450KEA Specially Equipped Adjustable Units  
Model Number
 GPM 
LPM
Adapter Size F/NPT
F-45375LKEA-8
0.1 - 1.0
0.4 - 4.0
1/2" M/NPT
F-45375LKEA-12
0.1 - 1.0
0.4 - 4.0
3/4" M/NPT
F-45376LKEA-8
0.2 - 2.0
0.75 - 7.5
 1/2" M/NPT 
F-45376LKEA-12
0.2 - 2.0
0.75 - 7.5
3/4" M/NPT
F-45500LKEA-8
0.5 - 5.0
1.8 - 18
1/2" M/NPT
F-45500LKEA-12
0.5 - 5.0
1.8 - 18
3/4" M/NPT
F-45750LKEA-8
1.0 - 10
5.0 - 37.5
1/2" M/NPT
F-45750LKEA-12
1.0 - 10
5.0 - 37.5
3/4" M/NPT

Units With Brass Adapters
Model Number
 GPM 
Brass End Adapters
F-45375LHBN-9
.1 - 1
1/2" M/NPT
F-45375LHBN-8
.1 - 1
1/2" SWEAT
F-45376LHBN-9
.2 - 2
1/2" M/NPT
F-45376LHBN-8
.2 - 2
1/2" SWEAT
F-45500LHBN-9
.5 - 5
1/2" M/NPT
F-45500LHBN-8
.5 - 5
1/2" SWEAT
F-45750LHBN-13
1 - 10
3/4" M/NPT
F-45750LHBN-12
1 - 10
3/4" SWEAT

Model F-450N Series Parts
Part Number
 Description 
F-45011N*
3/8" F/NPT Adapter
F-45013N*
1/2" M/NPT Adapter
F-4409*
3/4" M/NPT Adapter
F-4442K
1/2" Adapter Elbow 1/2" M/NPT PSF
F-4421K*
3/4" Adapter Elbow Lg. 3/4" M/NPT PSF
F-4436K*
1/2" I.D. Barbed Panel Mount Adapter
F-4438*
5/8" I.D. Barbed Panel Mount Adapter
F-45005
Guidewire for F-45375, F-45376 & F45500
F-45021
Guidewire for F-45750
F-4406P
Half Union Connection for all F-450N 
F-4427
Loc Nut for 1/2" Adapters
F-4428
Loc Nut for all F-450 3/4" Adapter
F-45002NF
Meter Body and Float, 0.1 - 1.0 GPM units
F-45002N-1F
Meter Body and Float, 0.2 - 2.0 GPM units
F-45002N-2F
Meter Body and Float, 0.5 - 5.0 GPM units
F-45002N-3F
Meter Body and Float, 1.0 - 12 SCFM units
F-45016NF
Meter Body and Float, 1.0 - 10 GPM units
F-45016N-1F
Meter Body and Float, 4.0 - 48 SCFM units
F-45019
Wireholder for F-45750 Units
F-4411V
O-Ring (Viton) for all F-450N Adapters

Model F-450N Parts For Specially Equipped Units
Part Number
 Description 
F-45005H
Guidewire (Hastelloy C") for F-45375, F-45376 & F-45500
F-45021H
Guidewire (Hastelloy C") for F-45750
F-45002NFK
Meter Body and Float, 0.1 - 1.0 GPM units (Specially Equipped)
F-45002N-1FK
Meter Body and Float, 0.2 - 2.0 GPM units (Specially Equipped)
F-45002N-2FK
Meter Body and Float, 0.5 - 5.0 GPM units (Specially Equipped)
F-45016NFK
Meter Body and Float, 1.0 - 10 GPM units (Specially Equipped)
F-4411V
O-Ring (Viton) for all F-450N Adapters
F-45007
Wireholder for F-450N except F-45750N
F-45019
Wireholder for F-45750N units
F-45031-1
Metering Valve Assembly, 1/2" I.D. Barbed
F-45031-2
Metering Valve Assembly, 5/8" I.D. Barbed
F-45031-3
Metering Valve Assembly, 3/8" I.D. Barbed
F-45031-4
Metering Valve Assembly, 1/2" M/NPT
F-45031-5
Metering Valve Assembly, 3/8" M/NPT

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Last Updated: May 29, 2001