Weston

Bi Metallica Thermometers - Model 4303

3" Head Diameter - Back Connected 1/2" N.P.T. - Model 4303

3" Head Diameter - Back Connected 1/2" N.P.T. - Model 4303

Specifications and Features

  • Dial diameter 3"
  • Standard stem lengths: 2½", 4", 6", 9", 12", 18" and 24". Additional stem lengths available by special order
  • Stem diameter 1/4"
  • Back connected stem
  • Scale length 5.8"
  • Permanent metal scale plates
  • Convenient side located adjustment for recalibration
  • 1/2" N.P.T. connection
  • Breakage resistant glass windows
  • All 304 stainless steel construction
  • Removable bezel
  • Stainless steel welds for maximum corrosion resistance
  • Hermetically sealed against moisture
  • Rated Accuracy: ± 1% of total scale range
  • Custom stems longer than 36" are 3/8" diameter except for last 6" which is 1/4" diameter
  • Liquid filling available

Model 4303 (Back Connected-Angle Form)

Factory Stocked Temperature Ranges

Stem length Fahrenheit(°) ==> Celsius(°) 2.5" Model /
Catalog No.
4" Model /
Catalog No.
6" Model /
Catalog No.
9" Model /
Catalog No.
12" Model /
Catalog No.
18" Model /
Catalog No.
24" Model /
Catalog No.
-40 to 120   4303-02200DF 4303-04200DF 4303-06200DF 4303-09200DF 4303-12200DF 4303-18200DF 4303-24200DF
25 to 125   4303-02200NF 4303-04200NF 4303-06200NF 4303-09200NF 4303-12200NF 4303-18200NF 4303-24200NF
0 to 200   4303-02200IF 4303-04200IF 4303-06200IF 4303-09200IF 4303-12200IF 4303-18200IF 4303-24200IF
20 to 240   4303-02200MF 4303-04200MF 4303-06200MF 4303-09200MF 4303-12200MF 4303-18200MF 4303-24200MF
50 to 300   4303-02200QF 4303-04200QF 4303-06200QF 4303-09200QF 4303-12200QF 4303-18200QF 4303-24200QF
50 to 400   4303-02200RF 4303-04200RF 4303-06200RF 4303-09200RF 4303-12200RF 4303-18200RF 4303-24200RF
50 to 500   4303-02200SF 4303-04200SF 4303-06200SF 4303-09200SF 4303-12200SF 4303-18200SF 4303-24200SF
150 to 750   4303-02200VF 4303-04200VF 4303-06200VF 4303-09200VF 4303-12200VF 4303-18200VF 4303-24200VF
200 to 1000   4303-02200WF 4303-04200WF 4303-06200WF 4303-09200WF 4303-12200WF 4303-18200WF 4303-24200WF
- 0 to 50 4303-02200HC 4303-04200HC 4303-06200HC 4303-09200HC 4303-12200HC 4303-18200HC 4303-24200HC
- -10 to 110 4303-02200GC 4303-04200GC 4303-06200GC 4303-09200GC 4303-12200GC 4303-18200GC 4303-24200GC
- 0 to 150 4303-02200JC 4303-04200JC 4303-06200JC 4303-09200JC 4303-12200JC 4303-18200JC 4303-24200JC
- 0 to 300 4303-02200MC 4303-04200MC 4303-06200MC 4303-09200MC 4303-12200MC 4303-18200MC 4303-24200MC
-100 to 100 -70 to 40 4303-02200AD 4303-04200AD 4303-06200AD 4303-09200AD 4303-12200AD 4303-18200AD 4303-24200AD
-40 to 120 -40 to 50 4303-02200BD 4303-04200BD 4303-06200BD 4303-09200BD 4303-12200BD 4303-18200BD 4303-24200BD
0 to 250 -20 to 120 4303-02200FD 4303-04200FD 4303-06200FD 4303-09200FD 4303-12200FD 4303-18200FD 4303-24200FD
25 to 125 0 to 50 4303-02200HD 4303-04200HD 4303-06200HD 4303-09200HD 4303-12200HD 4303-18200HD 4303-24200HD
50 to 300 10 to 150 4303-02200ID 4303-04200ID 4303-06200ID 4303-09200ID 4303-12200ID 4303-18200ID 4303-24200ID
50 to 500 10 to 260 4303-02200KD 4303-04200KD 4303-06200KD 4303-09200KD 4303-12200KD 4303-18200KD 4303-24200KD
150 to 750 60 to 400 4303-02200LD 4303-04200LD 4303-06200LD 4303-09200LD 4303-12200LD 4303-18200LD 4303-02200LD