Model 660B and 660-LB, Thief Hatches - AR Valve

1 ENARDO | East 58th Street | Tulsa, OK 74146-6411 USA | +1-918-622-6161 | 1-800-336-2736 HatchesModel 660b and 660-LB, Thief HatchesThe Model 660-B spring loaded Thief hatch is designed with a round base and cover. This hatch is provided with a bleeder attachment making it possible to relieve tank pressure before opening the hatch. This bleeder prevents a spray from discharging when the hatch cover is raised. This hatch is designed for storage applications that require a tighter seal for reduced vapor Model 660-LB spring loaded Thief hatch has a long basin and cover with an inclining of ConstructionModel 660-BModel 660-LBValve Setting RangeModel Bolt PatternPressureVacuumModel 660-B8" API2, 4, 6, 8, 12, 16, 24 and 32 oz/sq.

2 , and oz/sq. 660-LB8" API 2, 4, 6, 8, 12, 16, 24 and 32 oz/sq. , and oz/sq. ConstructionOptional EquipmentShipping WeightModel 660-BAluminum castings(non-sparking)Plastic Trim (PT), Base Gasket,Bolt Set,Non-Corrosive Coating28 Ibs. (approx.) Model 660-LBAluminum castings(non-sparking)Plastic Trim (PT), Base Gasket,Bolt Set,Non-Corrosive Coating45 Ibs. (approx.)ENARDO | HatchesModel 660-B and 660-LB, Thief HatchesMODEL Alumn. 1263 BCover (see Cntr Assy) Assembly1*372SA 1-PTCenter(see Cntr Assy)Plastic Assembly 1470-H Envelope Pressure Gasket Nitrile1*470-HV Envelope Pressure Gasket Viton1574-GVacuum Gasket Buna N1*574-GV-SPVacuum Gasket Viton Sponge1664-FVacuum DiscCast Clevis Pin CRS Plated194505110 Latching Clevis PinCRS Plated1105-CLatch PinCRS Plated11114-HBleeder HandleCast RollerCRS Plated11314-CBleederCast Hinge Pin CRS Plated21572 CenterCast Spring Plated1*16660-VS-1/2 IVacuum SpringInconel117660-PS-4 Pressure SpringPlated1*17660-PS-4 IPressure SpringInconel119 HCP-148 Hinge Pin ClipPlated6+21660-BGBase GasketTank Packing1+221 /2-13 x 1 - 1/2 Bolt.

3 HexPlated16+221/2-13 Nut, HexPlated16232000703 Hing/Latching Cotter PinPlated2* Plastic Trim Series Furnished Upon Request Only - For Sour Gas +Furnished Upon Request (see Cntr Assy) Assembly1*372SA 1-PTCenter (see Cntr Assy)Plastic Assembly 1470-H Envelope Pressure Gasket Nitrile1*470-HV Envelope Pressure Gasket Viton1574-GVacuum Gasket Buna N1*574-GV-SPVacuum Gasket Viton Sponge1664-FVacuum DiscCast Spring Plated1*9660-VS-1/2 IVacuum SpringInconel110660-PS-4 Pressure SpringPlated1*10660-PS-4 IPressure SpringInconel1115 Cover Hinge Pin CRS Plated1125-NLatching PinCRS Plated1135-CLatch PinCRS Plated11414-HBleeder HandleCast RollerCRS Plated11614-CBleederCast Hinge Pin CRS Plated2+21660-BGBase GasketTank Packing1+221 /2-13 x 1 - 1/2 Bolt, HexPlated16+221/2-13 Nut.

4 HexPlated1623 HCP-148 Hinge Pin ClipPlated10* Plastic Trim Series Furnished Upon Request Only - For Sour Gas +Furnished Upon Request OnlyMODEL 660-LB