Spring Doors | McMaster-Carr

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Extended Length

Extension Force

Less than 100 lbf

100 lbf to 199.9 lbf

200 lbf to 249.9 lbf

250 lbf to 499.9 lbf

500 lbf or greater

Stroke Length

Compressed Length

Compression Force

Less than 100 lbf

100 lbf to 249.9 lbf

250 lbf to 499.9 lbf

500 lbf to 999.9 lbf

1,000 lbf or greater

Body Diameter

Rod Diameter

Ball Stud Thread Size

Rod Thread Size

Material

Stainless Steel

Mounting Position

Vertical with Rod Down

Vertical with Rod Up

Mounting Location

Body Material

316 Stainless Steel

Force Mechanism

Compressed Nitrogen Gas

REACH

Export Control Classification Number (ECCN)

RoHS

Compliant with Exemptions

Lockable

DFARS Specialty Metals

End Thread Size

Rod Material

316 Stainless Steel

Removable End Fittings

Ball Stud Diameter

System of Measurement

Range of Motion

Mounting Holes

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1,254 Products

Building and Machinery Hardware

Door Springs

Extend and snap back to pull storm doors and gates closed

Door Closers

Automatically and smoothly pull doors, storm doors, and gates closed

Door Closer Mounts

Door Closer Mounts

Replace door closers without drilling new holes by matching current hole patterns

Door Closer Arms

Door Closer Arms

Replace arms instead of the entire closer to continue to pull doors closed

Door Closer Covers

Door Closer Covers

Make existing door closers look new again while blocking out dirt and debris

Door Holders

Mount to doors, walls, or floors to keep doors open

Door Openers

Automatically open doors with a slight nudge

Hinges

Mount to doors and panels so they can swing open and closed

T-Slotted Framing and Fittings

T-Slotted Framing and Fittings

The most versatile system, attach fittings along the continuous slots to build virtually anything

Overhead Door Spring Winding Rods

Overhead Door Spring Winding Rods

Keep your overhead door balanced on both tracks for smooth, even opening and closing

Power Transmission

Gas Springs

Support the weight of doors, hatches, and lids to assist opening and closing

Gas Spring Mounts

Gas Spring Mounts

Attach gas springs to panels, lids, and doors using a bracket or stud

Electrical

Sensor Switches

Sensor Switches

Detect moving objects from a distance, triggering a circuit to open or close

The quick brown fox jumped over the lazy dog. Pedestal (35" Ht. x 4" Wd. x 4" Dp.)