| Items |
 /Asset/500-series-csc-relief-valve-d500a-6m.jpg D520A-2M Popoff Valves List Price QUOTE
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/Asset/500-series-csc-relief-valve-d500a-6m.jpg D520A-3M Popoff Valves List Price QUOTE
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/Asset/500-series-csc-relief-valve-d500a-6m.jpg D520A-4M Popoff Valves List Price QUOTE
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/Asset/500-series-csc-relief-valve-d500a-6m.jpg D520A-6M Popoff Valves List Price QUOTE
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/Asset/500-series-csc-relief-valve-d500a-6m.jpg D520A-8M Popoff Valves List Price QUOTE
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| Series | 500 | |||||||||
| Type | Relief Valve | |||||||||
| Variation | Popoff with deflector cap | |||||||||
| Body Material | Aluminum | |||||||||
| Seal Material1 |
Teflon® |
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| Valve Size | 1/4 in | 3/8 in | 1/2 in | 3/4 in | 1 in | |||||
| End Connection | Pipe Thread Male | |||||||||
| Operating Pressure | 0.5 to 150 psig0 to 10 bar | |||||||||
| Cracking Pressure | 0.5 to 150 psig | |||||||||
| Cracking Pressure Tolerance | ±5% | |||||||||
| Operating Temperature | -100 to 400 ºF | |||||||||
| Spring Material | ||||||||||
| Dim. L | 1.38 in | 1.43 in | 1.98 in | 2.31 in | 3.16 in | |||||
| Dim. L1 | 1.20 in | 1.25 in | 1.74 in | 2.07 in | 2.86 in | |||||
| Hex | 5/8 in | 3/4 in | 1 in | 1.125 in | 1 1/2 in | |||||
| Dia. D (max.) | 0.90 in | 1.21 in | 1.45 in | 1.45 in | 1.89 in | |||||
| Weight | .03 lbs | .04 lbs | .08 lbs | .13 lbs | ||||||
| Optional End Connections | M - Male NPT S - British Taper Pipe (Male) X - British Taper Pipe (Female) | |||||||||
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