Catalog Number
PMSTTTBA-2
Description
PVC coated STTTB hubs are “Through-Bulkhead” fittings used to pass conduit runs through firewalls or bulkheads of unlimited thickness (furnished without nipples).
Application
Used to pass conduit runs through firewalls or bulkheads of unlimited thickness
Features
40 mil gray PVC exterior coating
2 mil green urethane interior coating
Available in 6 trade sizes from 1/2" through 2"
Sealing sleeves on conduit side of hub
Molded PVC gasket seals flush with enclosure wall
O-ring gasket provides additional seal
General Information
Trade Size
3/4
Material
ALUMINUM
UL QR Link
Material
ALUMINUM
Exterior Finish
A nominal .040 inch (40 mil) gray PVC coating
Interior Finish
A nominal .002 inch (2 mil) green urethane
Seal Type
O-ring gasket
Dimensions
Dimension A (Inches)
1.47
Dimension B (Inches)
2.25
Max Wall Thickness (Inches)
Unlimited wal
Standards
NEC/CEC
Class III, Division 1 & 2
NEC/CEC
Class I, Division 2
NEC/CEC
Class II, Division 1 & 2
Technical Information
Conduit Body
STTTB
Fitting Type
KNOCKOUT HUB
Product Category
FITTING
Product Family
PVC Coated ST Style Knockout Hub
Notes
All Screw-tight Hubs are listed for NEMA and UL type enclosures 2, 3, 3R, 4, 4x, 11 and 12