Glass & Tubing for Level Gauges
Model 503 - Standard Clear
Duran Borosilicate.
Lengths up to 72". Wall 1/64" 5/8"OD:+0 -3/64", 5/64" wall 3/4"OD:+0 -3/64", 3/32" wall
Standard Low Pressure Apps

Pressure & Temperature     

503 – Standard Clear (PSIG)

Glass 5/8" OD 3/4"OD
Length Inches Non-Steam to 150F Steam to 425F Non-Steam to 150F Steam to 425F
12 205 100 205 100
14 200 100 200 100
16 195 100 195 100
18 190 100 190 100
20 185 100 185 100
24 180 100 180 100
30 175 NR 175 NR
36 165 NR 165 NR
48 140 NR 140 NR

505 – High Pressure Clear (PSIG)

Glass 5/8" OD 3/4"OD
Length Inches Non-Steam to 150F Steam to 425F Non-Steam to 150F Steam to 425F
12 410 305 400 300
14 390 295 385 290
16 375 285 370 280
18 360 280 355 275
20 350 270 345 265
24 320 255 315 250
30 280 NR 275 NR
36 245 NR 240 NR
48 195 NR 190 NR

506 – Redline (PSIG)

Glass 5/8" OD 3/4"OD
Length Inches Non-Steam to 150F Steam to 425F Non-Steam to 150F Steam to 425F
12 335 280 330 275
14 325 275 320 270
16 315 270 310 265
18 305 265 300 260
20 290 265 285 260
24 265 255 260 250
30 235 NR 230 NR
36 205 NR 200 NR
48 165 NR 160 NR

507 – Heavy Wall Clear (PSIG)

Glass 5/8" OD 3/4"OD
Length Inches Non-Steam to 150F Steam to 425F Non-Steam to 150F Steam to 425F
12 600 340 600 340
14 600 335 600 335
16 600 325 600 325
18 600 320 600 320
20 600 315 600 315
24 580 300 580 300
30 550 NR 550 NR
36 500 NR 500 NR
48 340 NR 340 NR

508 –Heavy Wall Redline (PSIG)

Glass 5/8" OD 3/4"OD
Length Inches Non-Steam to 150F Steam to 425F Non-Steam to 150F Steam to 425F
12 600 340 600 340
14 600 325 600 325
16 600 325 600 325
18 600 315 600 315
20 600 315 600 315
24 580 300 580 300
30 550 NR 550 NR
36 500 NR 500 NR
48 340 NR 340 NR

NR = Not Recommended for Steam Service
All Glass and Tubing can be cut to any length.

Model 505 - High Pressure
Clear Duran Borosilicate.
Lengths up to 144". Wall 1/64" 5/8"OD:+0 -1/32", 3/32" wall 3/4"OD:+0 -1/32", 7/64" wall Other OD's: 1/2", 7/8", 1", 1-1/8", 1-1/4", 1-1/2".

Model 506 - Redline
Duran Borosilicate.
Lengths up to 144". Wall 1/64" 5/8"OD:+0 -1/32", 3/32" wall 3/4"OD:+0 -1/32", 7/64" wall Other OD's: 1/2", 7/8", 1", Magnifies clear liquids as red.
Model 507 - Heavy Wall
Duran Borosilicate.
Lengths up to 48". 5/8"OD:+1/64"-3/64", 3/16" wall 3/4"OD:+1/64"-3/64", 7/32" wall Other OD's: 7/8", 1" Recommended for Steam.
Model 508 - Heavy Wall
Redline Duran Borosilicate.
Lengths up to 48". 5/8"OD:+1/64" -3/64", 3/16" wall 3/4"OD:+1/64" -3/64", 7/32" wall Magnifies clear liquids as red. Recommended for Steam .

Model 521 - Acrylic Tubing.
Lengths up to 72". 140F max. OD: 1/2", 5/8", 3/4", 1", Wall: 1/8" Model

Model 525 - FEP Clear Teflon Tubing
OD: 5/8", 3/4"
Lengths: up to 96"

Model 522 - Polycarbonate (Lexan) Tubing. 200F max. Lengths up to 96". OD: 1/2", 5/8", 3/4", 1", Wall: 1/16", (1/8" on 1" OD) Model 524 HW Lexan: 3/4"OD only with 7/64"wall, 48" length

Model 523 - PVC Clear Rigid Tubing. 120F max. Lengths up to 72". OD: 1/2", 5/8", 1-1/8", 2", 2-1/2" Wall: 1/16", FDA Tubing Excelon R-2000

Model 514 - Heavy Wall Borosilicate Tubing. 425F max. Lengths up to 48". OD with 5/32"wall: 1-3/4" OD with 3/16"wall: 2", 2-1/4", 2-1/2", 2-3/4", 3", 3-1/4", 3-1/2" OD with 1/4" wall: 4", 4-1/2", 5", 5-1/2", OD with 5/16"wall: 6", 6-1/2" OD with 3/8"wall: 7"
 
Catalog Page 42
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John C. Ernst Co., Inc.
Sparta, NJTel: 973-940-1600Fax: 973-940-1620
Toll Free: 1-888-463-7678

Email: info@johnernst.com

Mailing Address
21 Gail Court
Sparta, NJ 07871
Physical Address
21 Gail Court
Sparta, NJ 07871