Pressure / Vacuum Vents for Chemical Trailer Equipment
Chemical Trailer Equipment
Betts and Girard Pressure and Vacuum Vents for DOT 307/407/412 Service, Mounting Gaskes and Repair Kits. Please see downloadable files with ordering info, parts and dimension information.
Note - All products listed have standard PTFE elastomers. Betts Seal Kits do not include mounting gaskets.
Note - All products listed have standard PTFE elastomers. Betts Seal Kits do not include mounting gaskets.
Item # |
Item Name |
Mounting |
Pressure |
Betts # |
Girard # |
Price |
|---|---|---|---|---|---|---|
| SK-RVCT /Asset/Betts Chem Vent Trio.jpg | N/A Seal Kit - Pressure Relief/Vacuum Combo Vent PTFE | Mounting N/A | Pressure N/A | Betts # N/A SK-RVCT | Girard # N/A | $54.29 |
| SK-RVPT /Asset/Betts Chem Vent Trio.jpg | N/A Seal Kit - Pressure Vent PTFE | Mounting N/A | Pressure N/A | Betts # N/A SK-RVPT | Girard # N/A | $31.08 |
| SK-RVVT /Asset/Betts Chem Vent Trio.jpg | N/A Seal Kit - Vacuum Vent PTFE | Mounting N/A | Pressure N/A | Betts # N/A SK-RVVT | Girard # N/A | $18.22 |
| 75819ZC /Asset/Betts Chem Vent Disassembly Tool.jpg | N/A Disassembly Wrench 407/412 Vents | Mounting N/A | Pressure N/A | Betts # N/A 75819ZC | Girard # N/A | $49.87 |
| RVP3AT-25 /Asset/Betts Chem Vent RVC3A RVP3A ANSI.jpg | N/A Pressue Relief Vent 3" | Mounting N/A ANSI Flange | Pressure N/A 25 psi | Betts # N/A RVP3AT-25 | Girard # N/A DOT3X407AF | $1,514.41 |
| RVP3AT-30 /Asset/Betts Chem Vent RVC3A RVP3A ANSI.jpg | N/A Pressue Relief Vent 3" | Mounting N/A ANSI Flange | Pressure N/A 30 psi | Betts # N/A RVP3AT-30 | Girard # N/A DOT3X407AF1 | $1,514.41 |
| RVP3AT-35 /Asset/Betts Chem Vent RVC3A RVP3A ANSI.jpg | N/A Pressue Relief Vent 3" | Mounting N/A ANSI Flange | Pressure N/A 35 psi | Betts # N/A RVP3AT-35 | Girard # N/A DOT3X407AF2 | $1,514.41 |
| RVP3NT-25 /Asset/Betts Chem Vent RVCN RVPN NPS.jpg | N/A Pressue Relief Vent 3" | Mounting N/A NPSF Female Thread | Pressure N/A 25 psi | Betts # N/A RVP3NT-25 | Girard # N/A DOT3X407T | $1,148.83 |
| RVP3NT-30 /Asset/Betts Chem Vent RVCN RVPN NPS.jpg | N/A Pressue Relief Vent 3" | Mounting N/A NPSF Female Thread | Pressure N/A 30 psi | Betts # N/A RVP3NT-30 | Girard # N/A DOT3X407T1 | $1,148.83 |
| RVP3NT-35 /Asset/Betts Chem Vent RVCN RVPN NPS.jpg | N/A Pressue Relief Vent 3" | Mounting N/A NPSF Female Thread | Pressure N/A 35 psi | Betts # N/A RVP3NT-35 | Girard # N/A DOT3X407T2 | $1,148.83 |
| RVP3ST-25 /Asset/Betts Chem Vent RVC3S RVP3S Swivel.jpg | N/A Pressue Relief Vent With Ports 3" | Mounting N/A Swivel Nut | Pressure N/A 25 psi | Betts # N/A RVP3ST-25 | Girard # N/A DOT3X407T-SVL | $1,393.47 |
| RVP3ST-30 /Asset/Betts Chem Vent RVC3S RVP3S Swivel.jpg | N/A Pressue Relief Vent With Ports 3" | Mounting N/A Swivel Nut | Pressure N/A 30 psi | Betts # N/A RVP3ST-30 | Girard # N/A DOT3X407T1-SVL | $1,393.47 |
| RVP3ST-35 /Asset/Betts Chem Vent RVC3S RVP3S Swivel.jpg | N/A Pressue Relief Vent With Ports 3" | Mounting N/A Swivel Nut | Pressure N/A 35 psi | Betts # N/A RVP3ST-35 | Girard # N/A DOT3X407T2-SVL | $1,393.47 |
| RVP4AT-25 /Asset/Betts Chem Vent RVC4A ANSI.jpg | N/A Pressue Relief Vent 4" | Mounting N/A ANSI Flange | Pressure N/A 25 psi | Betts # N/A RVP4AT-25 | Girard # N/A DOT407LAF | $1,385.24 |
| RVP4AT-30 /Asset/Betts Chem Vent RVC4A ANSI.jpg | N/A Pressue Relief Vent 4" | Mounting N/A ANSI Flange | Pressure N/A 30 psi | Betts # N/A RVP4AT-30 | Girard # N/A DOT407LAF1 | $1,385.24 |
| RVP4AT-35 /Asset/Betts Chem Vent RVC4A ANSI.jpg | N/A Pressue Relief Vent 4" | Mounting N/A ANSI Flange | Pressure N/A 35 psi | Betts # N/A RVP4AT-35 | Girard # N/A DOT407LAF2 | $1,385.24 |
| RVP4FT-25 /Asset/Betts Chem Vent RVCF RVPF TTMA.jpg | N/A Pressue Relief Vent 4" | Mounting N/A ANSI Flange | Pressure N/A 25 psi | Betts # N/A RVP4FT-25 | Girard # N/A DOT407LF | $1,438.36 |
| RVP4FT-30 /Asset/Betts Chem Vent RVCF RVPF TTMA.jpg | N/A Pressue Relief Vent 4" | Mounting N/A ANSI Flange | Pressure N/A 30 psi | Betts # N/A RVP4FT-30 | Girard # N/A DOT407LF1 | $1,438.36 |
| RVP4FT-35 /Asset/Betts Chem Vent RVCF RVPF TTMA.jpg | N/A Pressue Relief Vent 4" | Mounting N/A ANSI Flange | Pressure N/A 35 psi | Betts # N/A RVP4FT-35 | Girard # N/A DOT407LF2 | $1,438.36 |
| RVP4NT-25 /Asset/Betts Chem Vent RVCN RVPN NPS.jpg | N/A Pressue Relief Vent 4" | Mounting N/A NPSF Female Thread | Pressure N/A 25 psi | Betts # N/A RVP4NT-25 | Girard # N/A DOT407LT | $1,159.45 |
| RVP4NT-30 /Asset/Betts Chem Vent RVCN RVPN NPS.jpg | N/A Pressue Relief Vent 4" | Mounting N/A NPSF Female Thread | Pressure N/A 30 psi | Betts # N/A RVP4NT-30 | Girard # N/A DOT407LT1 | $1,159.45 |
| RVP4NT-35 /Asset/Betts Chem Vent RVCN RVPN NPS.jpg | N/A Pressue Relief Vent 4" | Mounting N/A NPSF Female Thread | Pressure N/A 35 psi | Betts # N/A RVP4NT-35 | Girard # N/A DOT407LT2 | $1,159.45 |
| RVP4ST-25 /Asset/Betts Chem Vent RVC4S RVP4S Swivel.jpg | N/A Pressue Relief Vent With Ports 4" | Mounting N/A Swivel Nut | Pressure N/A 25 psi | Betts # N/A RVP4ST-25 | Girard # N/A DOT407LT-SVL | $1,414.45 |
| RVP4ST-30 /Asset/Betts Chem Vent RVC4S RVP4S Swivel.jpg | N/A Pressue Relief Vent With Ports 4" | Mounting N/A Swivel Nut | Pressure N/A 30 psi | Betts # N/A RVP4ST-30 | Girard # N/A DOT407LT1-SVL | $1,414.45 |
| RVP4ST-35 /Asset/Betts Chem Vent RVC4S RVP4S Swivel.jpg | N/A Pressue Relief Vent With Ports 4" | Mounting N/A Swivel Nut | Pressure N/A 35 psi | Betts # N/A RVP4ST-35 | Girard # N/A DOT407LT2-SVL | $1,414.45 |
| RVP4WT-30 /Asset/Betts Chem Vent Weld Stub Pressure Relief.jpg | N/A Pressue Relief Vent 4" | Mounting N/A Weld Stub | Pressure N/A 30 psi | Betts # N/A RVP4WT-30 | Girard # N/A DOT407LW1 | $1,032.00 |
| RVPL3AT-35 /Asset/Betts Chem Vent RVC3A RVP3A ANSI.jpg | N/A Pressue Relief Vent PTFE Lined 3" | Mounting N/A ANSI Flange | Pressure N/A 35 psi | Betts # N/A RVPL3AT-35 | Girard # N/A DOT3X407AFTL2 | $1,822.95 |
| RVPL4AT-25 /Asset/Betts Chem Vent RVC4A ANSI.jpg | N/A Pressue Relief Vent PTFE Lined 4" | Mounting N/A ANSI Flange | Pressure N/A 25 psi | Betts # N/A RVPL4AT-25 | Girard # N/A DOT407LAFTL | $1,859.38 |
| RVPL4AT-35 /Asset/Betts Chem Vent RVC4A ANSI.jpg | N/A Pressue Relief Vent PTFE Lined 4" | Mounting N/A ANSI Flange | Pressure N/A 35 psi | Betts # N/A RVPL4AT-35 | Girard # N/A DOT407LAFTL2 | $1,870.00 |
| RVC3AT-25 /Asset/Betts Chem Vent RVC3A RVP3A ANSI.jpg | N/A Pressue Relief/Vacuum Combo Vent 3" | Mounting N/A ANSI Flange | Pressure N/A 25 psi | Betts # N/A RVC3AT-25 | Girard # N/A DOT3X407AFWV | $1,686.72 |
| RVC3AT-30 /Asset/Betts Chem Vent RVC3A RVP3A ANSI.jpg | N/A Pressue Relief/Vacuum Combo Vent 3" | Mounting N/A ANSI Flange | Pressure N/A 30 psi | Betts # N/A RVC3AT-30 | Girard # N/A DOT3X407AFWV1 | $1,686.72 |
| RVC3AT-35 /Asset/Betts Chem Vent RVC3A RVP3A ANSI.jpg | N/A Pressue Relief/Vacuum Combo Vent 3" | Mounting N/A ANSI Flange | Pressure N/A 35 psi | Betts # N/A RVC3AT-35 | Girard # N/A DOT3X407AFWV2 | $1,686.72 |
| RVC3NT-25 /Asset/Betts Chem Vent RVCN RVPN NPS.jpg | N/A Pressue Relief/Vacuum Combo Vent 3" | Mounting N/A NPSF Pipe Thread | Pressure N/A 25 psi | Betts # N/A RVC3NT-25 | Girard # N/A DOT3X407TWV | $1,421.69 |
| RVC3NT-30 /Asset/Betts Chem Vent RVCN RVPN NPS.jpg | N/A Pressue Relief/Vacuum Combo Vent 3" | Mounting N/A NPSF Pipe Thread | Pressure N/A 30 psi | Betts # N/A RVC3NT-30 | Girard # N/A DOT3X407TWV1 | $1,421.69 |
| RVC3NT-35 /Asset/Betts Chem Vent RVCN RVPN NPS.jpg | N/A Pressue Relief/Vacuum Combo Vent 3" | Mounting N/A NPSF Pipe Thread | Pressure N/A 35 psi | Betts # N/A RVC3NT-35 | Girard # N/A DOT3X407TWV2 | $1,421.69 |
| RVC3ST-25 /Asset/Betts Chem Vent RVC3S RVP3S Swivel.jpg | N/A Pressue Relief/Vacuum Combo Vent With Ports 3" | Mounting N/A Swivel Nut | Pressure N/A 25 psi | Betts # N/A RVC3ST-25 | Girard # N/A DOT3X407TWV-SVL | $1,619.22 |
| RVC3ST-30 /Asset/Betts Chem Vent RVC3S RVP3S Swivel.jpg | N/A Pressue Relief/Vacuum Combo Vent With Ports 3" | Mounting N/A Swivel Nut | Pressure N/A 30 psi | Betts # N/A RVC3ST-30 | Girard # N/A DOT3X407TWV1-SVL | $1,619.22 |
| RVC3ST-35 /Asset/Betts Chem Vent RVC3S RVP3S Swivel.jpg | N/A Pressue Relief/Vacuum Combo Vent With Ports 3" | Mounting N/A Swivel Nut | Pressure N/A 35 psi | Betts # N/A RVC3ST-35 | Girard # N/A DOT3X407TWV2-SVL | $1,619.22 |
| RVC4AT-25 /Asset/Betts Chem Vent RVC4A ANSI.jpg | N/A Pressue Relief/Vacuum Combo Vent 4" | Mounting N/A ANSI Flange | Pressure N/A 25 psi | Betts # N/A RVC4AT-25 | Girard # N/A DOT407LAFWV | $1,615.00 |
| RVC4AT-30 /Asset/Betts Chem Vent RVC4A ANSI.jpg | N/A Pressue Relief/Vacuum Combo Vent 4" | Mounting N/A ANSI Flange | Pressure N/A 30 psi | Betts # N/A RVC4AT-30 | Girard # N/A DOT407LAFWV1 | $1,615.00 |
| RVC4AT-35 /Asset/Betts Chem Vent RVC4A ANSI.jpg | N/A Pressue Relief/Vacuum Combo Vent 4" | Mounting N/A ANSI Flange | Pressure N/A 35 psi | Betts # N/A RVC4AT-35 | Girard # N/A DOT407LAFWV2 | $1,615.00 |
| RVC4FT-25 /Asset/Betts Chem Vent RVCF RVPF TTMA.jpg | N/A Pressue Relief/Vacuum Combo Vent 4" | Mounting N/A TTMA Flange | Pressure N/A 25 psi | Betts # N/A RVC4FT-25 | Girard # N/A DOT407LFWV | $1,580.76 |
| RVC4FT-30 /Asset/Betts Chem Vent RVCF RVPF TTMA.jpg | N/A Pressue Relief/Vacuum Combo Vent 4" | Mounting N/A TTMA Flange | Pressure N/A 30 psi | Betts # N/A RVC4FT-30 | Girard # N/A DOT407LFWV1 | $1,580.76 |
| RVC4FT-35 /Asset/Betts Chem Vent RVCF RVPF TTMA.jpg | N/A Pressue Relief/Vacuum Combo Vent 4" | Mounting N/A TTMA Flange | Pressure N/A 35 psi | Betts # N/A RVC4FT-35 | Girard # N/A DOT407LFWV2 | $1,580.76 |
| RVC4NT-25 /Asset/Betts Chem Vent RVCN RVPN NPS.jpg | N/A Pressue Relief/Vacuum Combo Vent 4" | Mounting N/A NPSF Pipe Thread | Pressure N/A 25 psi | Betts # N/A RVC4NT-25 | Girard # N/A DOT407LTWV | $1,389.22 |
| RVC4NT-30 /Asset/Betts Chem Vent RVCN RVPN NPS.jpg | N/A Pressue Relief/Vacuum Combo Vent 4" | Mounting N/A NPSF Pipe Thread | Pressure N/A 30 psi | Betts # N/A RVC4NT-30 | Girard # N/A DOT407LTWV1 | $1,389.22 |
| RVC4NT-35 /Asset/Betts Chem Vent RVCN RVPN NPS.jpg | N/A Pressue Relief/Vacuum Combo Vent 4" | Mounting N/A NPSF Pipe Thread | Pressure N/A 35 psi | Betts # N/A RVC4NT-35 | Girard # N/A DOT407LTWV2 | $1,389.22 |
| RVC4ST-25 /Asset/Betts Chem Vent RVC4S RVP4S Swivel.jpg | N/A Pressue Relief/Vacuum Combo Vent With Ports 4" | Mounting N/A Swivel Nut | Pressure N/A 25 psi | Betts # N/A RVC4ST-25 | Girard # N/A DOT407LTWV-SVL | $1,611.01 |
| RVC4ST-30 /Asset/Betts Chem Vent RVC4S RVP4S Swivel.jpg | N/A Pressue Relief/Vacuum Combo Vent With Ports 4" | Mounting N/A Swivel Nut | Pressure N/A 30 psi | Betts # N/A RVC4ST-30 | Girard # N/A DOT407LTWV1-SVL | $1,611.01 |
| RVC4ST-35 /Asset/Betts Chem Vent RVC4S RVP4S Swivel.jpg | N/A Pressue Relief/Vacuum Combo Vent With Ports 4" | Mounting N/A Swivel Nut | Pressure N/A 35 psi | Betts # N/A RVC4ST-35 | Girard # N/A DOT407LTWV2-SVL | $1,611.01 |
| RVV3ST /Asset/Betts Chem Vent RVV3S Vacuum Breaker.jpg | N/A Vacuum Relief Vent With Ports 3" | Mounting N/A Swivel Nut | Pressure N/A | Betts # N/A RVV3ST | Girard # N/A 3X407MVBTT | $703.91 |
| RVV4ST /Asset/Betts Chem Vent RVV4S Vacuum Breaker.jpg | N/A Vacuum Relief Vent With Ports 4" | Mounting N/A Swivel Nut | Pressure N/A | Betts # N/A RVV4ST | Girard # N/A 407MVBLTT | $772.66 |
| GIRVSK-8 /Asset/VSK-8-KIT.jpg | N/A Replacement Seat and Oring | Mounting N/A | Pressure N/A | Betts # N/A | Girard # N/A | $162.74 |
| GIRVSK-8V /Asset/VSK-8V-KIT.jpg | N/A Replacement Seat and Oring | Mounting N/A | Pressure N/A | Betts # N/A | Girard # N/A | $207.54 |
| 3X407MVBTT /Asset/Vacuum-Vent-307.jpg | N/A Vacuum Breaker With Ports 3" | Mounting N/A Swivel Nut | Pressure N/A | Betts # N/A RVV3ST | Girard # N/A 3X407MVBTT | $887.04 |
| 3X407MVBUT /Asset/New Generation Vac Vent Low Profile.jpg | N/A Ultra-Low Vacuum Breaker No Ports 3" | Mounting N/A Swivel Nut | Pressure N/A | Betts # N/A | Girard # N/A 3X407MVBUT | $772.64 |
| MC307BTWV /Asset/Pressure-Vent-307.jpg | N/A Pressure Relief/Vacuum Combo Vent With Ports 3" | Mounting N/A Swivel Nut | Pressure N/A 25 psi | Betts # N/A RVC3ST-25 | Girard # N/A MC307BTWV | $1,047.20 |
| MC307BT /Asset/Pressure-Vent-307.jpg | N/A Pressure Relief Vent With Ports 3" | Mounting N/A Swivel Nut | Pressure N/A 25 psi | Betts # N/A RVP3ST-25 | Girard # N/A MC307BT | $995.28 |
| MC307BT1 /Asset/Pressure-Vent-307.jpg | N/A Pressure Relief Vent With Ports 3" | Mounting N/A Swivel Nut | Pressure N/A 30 psi | Betts # N/A RVP3ST-30 | Girard # N/A MC307BT1 | $995.28 |
| DOT3X407T /Asset/Pressure-Vent-407.jpg | N/A Pressure Relief Vent No Ports 3" | Mounting N/A NPSF | Pressure N/A 25 psi | Betts # N/A RVP3NT-25 | Girard # N/A DOT3X407T | $1,188.88 |
| DOT407LT /Asset/Pressure-Vent-407.jpg | N/A Pressure Relief Vent No Ports 4" | Mounting N/A | Pressure N/A 25 psi | Betts # N/A RVP4NT-25 | Girard # N/A DOT407LT | $1,188.88 |
| DOT407LT1 /Asset/Pressure-Vent-407.jpg | N/A Pressure Relief Vent No Ports 4" | Mounting N/A NPSF | Pressure N/A 30 psi | Betts # N/A RVP4NT-30 | Girard # N/A DOT407LT1 | $1,188.88 |
| DOT407LT2 /Asset/Pressure-Vent-407.jpg | N/A Pressure Relief Vent No Ports 4" | Mounting N/A NPSF | Pressure N/A 35 psi | Betts # N/A RVP4NT-35 | Girard # N/A DOT407LT2 | $1,188.88 |
| MC307BT2 /Asset/Pressure-Vent-307.jpg | N/A Pressure Relief Vent With Ports 3" | Mounting N/A Swivel Nut | Pressure N/A 35 psi | Betts # N/A RVP3ST-35 | Girard # N/A MC307BT2 | $995.28 |
| BETRGA401TF /Asset/Flange-Gaskets-Various.jpg | N/A TTMA PTFE Full Face Gasket | Mounting N/A | Pressure N/A | Betts # N/A | Girard # N/A | $4.53 |
| BETRGA401VB /Asset/Flange-Gaskets-Various.jpg | N/A TTMA Viton-B® Full Face Gasket | Mounting N/A | Pressure N/A | Betts # N/A | Girard # N/A | $18.22 |
| PIFG3TEFF /Asset/150--TE-Gasket.JPG | N/A ANSI PTFE Full Face Gasket | Mounting N/A | Pressure N/A | Betts # N/A | Girard # N/A | $9.48 |
| PIFG4TEFF /Asset/150--TE-Gasket.JPG | N/A ANSI PTFE Full Face Gasket | Mounting N/A | Pressure N/A | Betts # N/A | Girard # N/A | $9.53 |
| GIR3TR /Asset/Teflon-Ring-Gasket.JPG | N/A 3" Teflon® Ring Gasket | Mounting N/A | Pressure N/A | Betts # N/A | Girard # N/A | $1.30 |
| GIR4TR /Asset/Teflon-Ring-Gasket.JPG | N/A 4" Teflon® Ring Gasket | Mounting N/A | Pressure N/A | Betts # N/A | Girard # N/A | $2.88 |

