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Jordan Valve's Mark 68G is a self-operated, globe style pressure reducing valve. Available in 1/4" to 2" sizes.
Jordan Valve's Mark 68G is a self-operated, globe style pressure reducing valve. It offers high capacity, accurate regulation, and easy servicing for industrial pressure reducing applications. The bottom-entry design makes the Mark 68G simple to clean or repair. The diaphragm can be easily accessed from the top allowing some repairs to be conducted without removing the valve from the line.
- For water, air, oil, gas, steam, or chemical applications with differential pressures up to 300 PSI
- Easy in-line maintenance: Bottom entry to expose plug, stem and seat, top entry to access diaphragm
- Large orifices and body passages provides high flow capacities; Large effective diaphragm area reduces droop for increased accuracy and sensitivity
- Choice of ANSI Class IV (hard seat) or Class VI bubble-tight (soft seat) shutoff
- Available sizes 1/4" to 2"
Models Available
Use this table to find the right model for your application. Don't see the option you need? Call a Lesman sales specialist at 800-953-7626
Make one selection from each section of the chart. A finished model number
will look like this: 60025DI/PTS3A116JLMD
Description | Catalog Number | |||||
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Self-Operated Pressure Regulator, Threaded End Connection, 303SST Trim Seat | ||||||
Ductile Iron Body | 1/4" 3/8" 1/2" 3/4" 1" 1-1/4" 1-1/2" 2" |
68G025DI/ 68G038DI/ 68G050DI/ 68G075DI/ 68G100DI/ 68G125DI/ 68G150DI/ 68G200DI/ |
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Flow (Cv) | 0.21 0.42 0.84 1.6 2.2 2.6 2.9 4.4 5.2 5.6 7 7.7 13.5 15.5 16.5 17 19 |
PTB1 PTB2 PTB3 PTB4 PTB5 PTB6 PTB7 PTB8 PTB9 PTBB PTBF PTBG PTBM PTBP PTBQ PTBS PTBW |
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Spring Range (1/4" to 3/4" Valves) |
2-7 PSI 5-15 PSI 10-55 PSI 50-160 PSI 150-200 PSI |
C4 27 CA CL CV |
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Spring Range (3/4" to 1" Valves) |
3-10 PSI 5-20 PSI 15-45 PSI 35-70 PSI 60-105 PSI 95-140 PSI 130-180 PSI |
C6 28 CB CF CN CQ CT |
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Spring Range (1-1/4" to 2" Valves) |
2-16 PSI 10-25 PSI 20-65 PSI 55-100 PSI 90-160 PSI |
12 32 60 CM CP |
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Diaphragm Material | Buna N Jorlon 316 Stainless Steel Viton (for 1/4" to 3/4" Valves) Viton (for 1" to 2" Valves) |
BNMD0000 JLMD0000 S6MD0000 VIMD0000 VIMD0000 |
HART | No |
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SIL-Rated | No |
3A Sanitary | No |
Wireless | No |
Regulator Type | Pressure |