Tank Fill Caps

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2.5″ Aluminum Male NPT Flip Cap

$39.86

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2″ Aluminum Female NPT Flip Cap

$23.73

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2″ Aluminum Locking Vented Fill Cap

$47.02

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2″ Aluminum Male NPT Flip Cap

$24.52

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2″ Cast Iron Male NPT Flip Cap

$51.71

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4″ Brass Side Seal Fill Adaptor

$121.60

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4″ Bronze Top Seal Adaptor With Lugs

$87.50

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4″ Duratuff Side Seal Fill Cap

$71.10

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4″ Duratuff Top Seal Fill Cap

$66.12

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4″ Side-seal Fill/Vent Pipe Cap

$81.60

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2″ Top Seal Fill Cap

$60.21

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4″ Top Seal Fill Cap

$58.30

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Model 50 Prevent Vacuum Vent Fill Adaptor W/Cap 2″

$24.14

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Pre-Vent II Fill Cap 2″ NPT W/Anti-Theft Security Arm

$39.78

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Replacement Cap Only For 60001 & 60002 Pressure Vents

$14.84

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