Skip to main content
Toggle menu
Compare
|
Search
Sign in
Cart
Search
Search
Access Panels
Anchor Kits
Cable & Wire
Cable Ties
Conduit Bodies & Covers
All Conduit Bodies & Covers
LB
LL
LR
T
C
Covers
Conduit Elbows
All Conduit Elbows
Aluminum
EMT
Rigid
Electrical Box Covers
All Electrical Box Covers
4" Octagon Box Covers
4" Square Box Covers
4" Square Finished Covers
4-11/16" Square Box Covers
4-11/16" Square Finished Covers
Handy Utility Box Covers
Red Emergency Covers
Multi-Gang Box Covers
All Multi-Gang Box Covers
Flat
Raised 1/2"
Raised 5/8"
Raised 3/4"
Raised 1-1/4"
Accessories
Electrical Boxes
All Electrical Boxes
3" x 2" Switch Boxes & Extensions
Octagon Boxes & Extensions
4" Square Boxes & Extensions
4" Square Deep Boxes
4-11/16" Square Boxes & Extensions
4" x 2" Handy Utility Boxes & Extensions
Round Pan Boxes
Multi-Gang Boxes
Multi-Gang Box Extensions
All Multi-Gang Box Extensions
1-5/8" Deep
2-1/2" Deep
Electrical Box Accessories
Masonry Boxes & Covers
GUA Conduit Box
Electrical Box Accessories
Electrical Fittings
All Electrical Fittings
Aluminum Conduit
EMT Conduit
Rigid Conduit
PVC Conduit
BX/Flex/MC Cable
NM Cable
Snap-In Connectors
Anti-Short Bushings
Liquid Tight
Hanging & Support
Service Entrance
Electrical Box Accessories
Emergency Exit Lighting
Extension Cords
Flexible Conduit
All Flexible Conduit
Greenfield
Liquid Tight
Floor Boxes
Grounding Accessories
Insulated Connectors
Lighting
Power Cords
Tape
All Tape
Duct Tape
Electrical Tape
Painter's Tape
Tools
Wall Plates
All Wall Plates
Blank
Decorator
Duplex
Toggle
Single Receptacle
Power Outlets
Combination
Data
Stainless Steel
Painted Metal
Screwless
Screws
Weatherproof
All Weatherproof
Boxes
All Boxes
1-Gang Shallow Boxes
1-Gang Deep Boxes
2-Gang Shallow Boxes
2-Gang Deep Boxes
3-Gang Deep Boxes
Round Boxes
Covers
All Covers
1-Gang
2-Gang
3-Gang
Round
Blank
In-Use
Locking
Extensions
All Extensions
1-Gang
2-Gang
Round
Service Entrance Caps
Accessories
Wire Connectors
Wiring Devices
All Wiring Devices
GFCI
Receptacles
All Receptacles
Decorator
Standard Duplex
Single AC
Power Outlets
Hospital Grade
Isolated Ground
Tamper Resistant
Weather Resistant
Switches
All Switches
Decorator
Toggle
Combination
Dimmers
All Dimmers
Incandescent
LED
Fan Control
USB Devices
Sensors
Timers
Locking Devices
All Locking Devices
Locking Connectors
Locking Plugs
Locking Receptacles
Connectors & Plugs
All Connectors & Plugs
Connectors
Plugs
Work Gloves
Sign in
Home
Electrical Boxes
Electrical Box Accessories
Knockout Seal, Screw/Bar Type
Knockout Seal, Screw/Bar Type
(You save
)
SKU:
NA-SIN-050
UPC:
Size:
(Required)
1/2"
3/4"
1"
1-1/4"
1-1/2"
2"
2-1/2"
3"
3-1/2"
4"
Current Stock:
Adding to cart… The item has been added
Facebook
Email
Print
X
Pinterest
Close
×
Related Products
Quick view
Knockout Seal, Snap-In Type
Quick view
Duplex Connector, Set Screw Type, 3/8"
Quick view
4" Square Flat Cover with 1/2" Knockout
Quick view
Handy Utility Box Cover, 1/2" Knockout
Quick view
4" Octagon Flat Cover with 1/2" Knockout
Quick view
BX Connector, Set Screw Type - Straight, 3/8"
Quick view
Duplex Connector, One Screw - Clamp Type, 3/8"
Quick view
Inside Corner Pull Elbow, 90 Degree, Set Screw Type
Quick view
4-11/16" Square Flat Cover with 1/2" Knockout
Close
×
!
OK
Cancel
