Ernst Model Number Cross Reference
Usage Guidelines
Please Note:
- Some Ernst Instrument products are comparable but not direct replacements.
- Some Ernst Instruments items are alternates with the same form. fit and function, but not exact equals to all EFI items. Inquire if an exact equal is needed.
- Certifications and other requirements, such as CRNs, inquire with Sales Team prior to placing Orders.
Hint: Use CTRL + F to quickly find the number you are cross-referencing!
Glass & Gaskets
Clear Flat Gauge Glass
| ERNST INSTRUMENTS SERIES # | EFI - ERNST FLOW INDUSTRIES SERIES # | JOHN C. ERNST CO PART NUMBERS | NOTES |
|---|---|---|---|
| G14-546 | CA-1, CA-2, CA-3, CA-4, CA-5, CA-6, CA-7, CA-8, CA-9 | 546-1, 546-2, 546-3, 546-4, 546-5, 546-6, 546-7, 546-8, 546-9 |
Clear HP Flat Gauge Glass
| ERNST INSTRUMENTS SERIES # | EFI - ERNST FLOW INDUSTRIES SERIES # | JOHN C. ERNST CO PART NUMBERS | NOTES |
|---|---|---|---|
| G14-547 | CA-1-T, CA-2-T, CA-3-T, CA-4-T, CA-5-T, CA-6-T, CA-7-T, CA-8-T, CA-9-T | 547-1, 547-2,547-3, 547-4, 547-5, 547-6, 547-7, 547-8, 547-9 | |
| G14-545 | Reflex Flat Gauge Glass, RB-1, RB-2, RB-3, RB-4, RB-5, RB-6, RB-7, RB-8, RB-9 | 545-1, 545-2, 545-3, 545-4, 545-5, 545-6, 545-7, 545-8, 545-9 | |
| G15 | Gaskets For Flat Gauge Glass, EFI-44 | 585, 588, 595 | Ernst Instruments Gaskets are 1/16" Thick |
| G15B- | Gaskets for 1" Wide Flat Gauge Glass | 585, 588, 595 | |
| G15-592 | MICA Shields for Flat Gauge Glass | 592 | |
| G16-852 | EFI-734BC | 852 | |
| G16-850 | EFI-734/690Q19 | 850 |
Tubular Level Gauge Accessories
| ERNST INSTRUMENTS SERIES # | EFI - ERNST FLOW INDUSTRIES SERIES # | JOHN C. ERNST CO PART NUMBERS | NOTES |
|---|---|---|---|
| T18-840 | EFI-RCP | 840- |
Sight Flows
| ERNST INSTRUMENTS SERIES # | EFI - ERNST FLOW INDUSTRIES SERIES # | JOHN C. ERNST CO PART NUMBERS | NOTES |
|---|---|---|---|
| S13T- | SERIES 1400 THREADED, EFI-1420, EFI-1430, EFI-1470, EFI-1422, EFI-1432, EFI-1472, EFI-1421, EFI-1431, EFI-1471, EFI-1471, EFI-1423, EFI-1433, EFI-1473 | 020, 130, 170, 021, 131, 171, 022, 132, 172, 023, 133, 173 | |
| S13F- | SERIES 1400 FLANGED, EFI-1420-F, EFI-1470-F, EFI-1422-F, EFI 1472-F, EFI-1421-F, EFI-1471-F, EFI-1423-F, EFI-1473-F | 050, 270, 051, 271, 052, 272, 053, 273 | |
| S14FB- Plain | EFI-910-FA (NF) | 200 , 240, 260 | |
| S14FB- Flapper | EFI-910-FA | 202, 242, 262 | |
| S14FB- Rotor | EFI-935-FA | 201, 241, 261 | |
| S14FB- Drip Tube | EFI-608-FA | 203, 243, 263 | |
| S12B- Flapper | EFI-100-S | 102- | |
| S12B- Rotor | EFI-300-S | 101- | |
| S12B- Drip Tube | EFI-200-S | 103- | |
| S14TC- | SERIES 2000 Threaded | 9 L, 060 L, 013 L, 063 L, 012 L, 062 L, 011 L, 061 L | |
| EFI-20-00-T, EFI-20-10-T, EFI-20-20-T, EFI-20-30-T | |||
| S14FC- | SERIES 2000 Flanged | 200 L, 260 L, 203 L, 263 L, 202 L, 262 L, 201 L, 261 L | |
| EFI-20-40-F, EFI-20-50-F, EFI-20-60-F, EFI-20-70-F | |||
| S22C- | EFI 4000-S | 108, 128, 158 | |
| S22B- | EFI 265 | 149-1, 149-2, 149-3 | |
| S21F- | EFI GY-FL | 220, 221, 222, 223 | |
| S21T- | EFI GY | 120, 121 |
Carbon Steel Gauge Valves
Armored Gauges
| ERNST INSTRUMENTS SERIES # | EFI - ERNST FLOW INDUSTRIES SERIES # | JOHN C. ERNST CO PART NUMBERS | NOTES |
|---|---|---|---|
| H13B-R | EFI S | 480-R11, 480-R12, 480-R13, 480-R14, 480-R15, 480-R16, 480-R17, 480-R18, 480-R19, 480-R24, 480-R25, 480-R26, 480-R27, 480-R28, 480-R29, 480-R36, 480-R37, 480-R38, 480-R39, 480-R47, 480-R48, 480-R49 | |
| EFI-S-1100J, EFI-S-1101J, EFI-S-1102J, EFI-S-1103J, EFI-S-1104J, EFI-S-1104J, EFI-S-1105J, EFI-S-1106J, EFI-S-1107J, EFI-S-1108J, EFI-S-1123J, EFI-S-1124J, EFI-S-1125J, EFI-S-1126J, EFI-S-1127J, EFI-S-1128J, EFI-S-1145J, EFI-S-1146J, EFI-S-1147J, EFI-S-1148J, EFI-S-1166J, EFI-S-1167J, EFI-S-1168J, EFI-S-56J, EFI-S-57J, EFI-S-58J | |||
| H13B-T | EFI ST | 490-T11, 490-T12, 490-T13, 490-T14, 490-T15, 490-T16, 490-T17, 490-T18, 490-T19, 490-T24, 490-T25, 490-T26, 490-T27, 490-T28, 490-T29, 490-T36, 490-T37, 490-T38, 490-T39, 490-T47, 490-T48, 490-T49 | |
| EFI-ST-1200J, EFI-ST-1201J, EFI-ST-1202J, EFI-ST-1203J, EFI-ST-1204J, EFI-ST-1205J, EFI-ST-1206J, EFI-ST-1207J, EFI-ST-1208J, EFI-ST-1223J, EFI-ST-1224J, EFI-ST-1225J, EFI-ST-1226J, EFI-ST-1227J, EFI-ST-1228J, EFI-ST-1245J, EFI-ST-1246J, EFI-ST-1247J, EFI-ST-1248J, EFI-ST-1266J, EFI-ST-1267J, EFI-ST-1268J, EFI-ST-56J, EFI-ST-57J, EFI-ST-58J | |||
| H14B-T | EFI WT | 491-T11, 491-T12, 491-T13, 491-T14, 491-T15, 491-T16, 491-T17, 491-T18, 491-T19, 491-T24, 491-T25, 491-T26, 491-T27, 491-T28, 491-T29, 491-T36, 491-T37, 491-T38, 491-T39, 491-T47, 491-T48, 491-T49 | |
| EFI-WT-10J, EFI-WT-11J, EFI-WT-12J, EFI-WT-13J, EFI-WT-13J, EFI-WT-14J, EFI-WT-15J, EFI-WT-16J, EFI-WT-17J, EFI-WT-18J, EFI-WT-23J, EFI-WT-24J, EFI-WT-25J, EFI-WT-26J, EFI-WT-27J, EFI-WT-28J, EFI-WT-35J, EFI-WT-36J, EFI-WT-37J, EFI-WT-38J, EFI-WT-46J, EFI-WT-47J, EFI-WT-48J, EFI-WT-56J, EFI-WT-57J, EFI-WT-58J | |||
| H11B-T | EFI-12-WJ | 492-T11, 492-T12, 492-T13, 492-T14, 492-T15, 492-T16, 492-T17, 492-T18, 492-T19, 492-T24, 492-T25, 492-T26, 492-T27, 492-T28, 492-T29, 492-T36, 492-T37, 492-T38, 492-T39, 492-T47, 492-T48, 492-T49, 497-T11, 497-T12, 497-T13, 497-T14, 497-T15, 497-T16, 497-T17, 497-T18, 497-T19, 497-T24, 497-T25, 497-T26, 497-T27, 497-T28, 497-T29, 497-T36, 497-T37, 497-T38, 497-T39, 497-T47, 497-T48, 497-T49 | |
| EFI-1200WJ, EFI-1201WJ, EFI-1202WJ, EFI-1203WJ, EFI-1204WJ, EFI-1205WJ, EFI-1206WJ, EFI-1207WJ, EFI-1208WJ, EFI-1223WJ, EFI-1224WJ, EFI-1225WJ, EFI-1226WJ, EFI-1227WJ, EFI-1228WJ, EFI-1245WJ, EFI-1246WJ, EFI-1247WJ, EFI-1248WJ, EFI-1266WJ, EFI-1267WJ, EFI-1268WJ | |||
| H11B-R | EFI-12-WJ | 482-R11, 482-R12, 482-R13, 482-R14, 482-R15, 482-R16, 482-R17, 482-R18, 482-R19, 482-R24, 482-R25, 482-R26, 482-R27, 482-R28, 482-R29, 482-R36, 482-R37, 482-R38, 482-R39, 482-R47, 482-R48, 482-R49, 487-R11, 487-R12, 487-R13, 487-R14, 487-R15, 487-R16, 487-R17, 487-R18, 487-R19, 487-R24, 487-R25, 487-R26, 487-R27, 487-R28, 487-R29, 487-R36, 487-R37, 487-R38, 487-R39, 487-R47, 487-R48, 487-R49 | |
| EFI-1200WJ, EFI-1201WJ, EFI-1202WJ, EFI-1203WJ, EFI-1204WJ, EFI-1205WJ, EFI-1206WJ, EFI-1207WJ, EFI-1208WJ, EFI-1223WJ, EFI-1224WJ, EFI-1225WJ, EFI-1226WJ, EFI-1227WJ, EFI-1228WJ, EFI-1245WJ, EFI-1246WJ, EFI-1247WJ, EFI-1248WJ, EFI-1266WJ, EFI-1267WJ, EFI-1268WJ |
Armor Level Gauge Accessories
| ERNST INSTRUMENTS SERIES # | EFI - ERNST FLOW INDUSTRIES SERIES # | JOHN C. ERNST CO PART NUMBERS | NOTES |
|---|---|---|---|
| EPL-100 | EFI LEVELITE | 816 EPL | |
| EPL- |
Magnetic Level Gauges
Sight Windows
Threaded Sight Windows
Glass
| ERNST INSTRUMENTS SERIES # | EFI - ERNST FLOW INDUSTRIES SERIES # | JOHN C. ERNST CO PART NUMBERS | NOTES |
|---|---|---|---|
| G13-540 | Low Pressure Annular Edge Glass | 540M-1, 540M-2, 540M-3, 540M-4, 540M-5 | |
| AE695620, AE695610, AE692540, AE694790, AE694800 | |||
| G13-541 | High Pressure Annular Edge Glass | 541M-1, 541M-2, 541M-3, 541M-4, 5401M-5 | |
| AE695621, AE695611, AE692541, AE694791, AE694801 | |||
| G12- | Borosilicate Rectangles & Circles | 530, 531, 538, 539, 532, 533 | |
| EFI-S-2130, EFI-C-2140, EFI-S-2130 BLUE, EFI-C-2140 BLUE | |||
| W14- | EFI SAFEPORT | 501 | |
| EFI-SP |
Tubular Gauge Valves
| ERNST INSTRUMENTS SERIES # | EFI - ERNST FLOW INDUSTRIES SERIES # | JOHN C. ERNST CO PART NUMBERS | NOTES |
|---|---|---|---|
| T11 | EFI-0000, EFI-00000, EFI-00316, EFI-00316, EFI-23-651, EFI-23-654, EFI-29, EFI-3, EFI-581-1L, EFI-581-1L, EFI-6155, EFI-7-1/2, EFI-L-150E, EFI-L-150E | 411-04, 411-03, 440-04, 440-05, 448-04, 448-05, 407-04, 405-04 NA, 405-05 NA, 407-05, 405-04, 405-05 | |
| T12 | EFI-36A, EFI-37A | ||
| T14 | EFI-23-350, EFI-23-353 | 436-04, 436-05 | |
| T16 | EFI-203J, EFI-204J, EFI-206J, EFI-243J, EFI-244J, EFI-245J, EFI-246J, EFI-205J, EFI-206N-Inclined | 430-04, 432-04, 432-05, 430-05 | |
| T19 | EFI-402RS, EFI-403RS, EFI-450-FV, EFI-450-SFI, EFI-450-SI, EFI-450-SV, EFI-450-SV, EFI-503RAS | ||
| T20 | EFI-31A, EFI-31AL, EFI-34, EFI-34A, EFI-34AL |