Corporate Headquarters
301 Spring Street
East Jordan, MI 49727

800.626.4653
MADE IN THE USA

Spring Assist

8090 series Spring Assist Hatch

Extra heavy duty
Proof Load 200,000 lb.
Furnished with hex head bolts and washers

Options
Special lettered covers
Security bolting available
Water resistant gasket available

MATERIAL SPECIFICATIONS:
Frame — Gray Iron ASTM A48, Class 35B
Cover — Ductile Iron ASTM A536

• Meets or exceeds FAA loading requirements
• Suitable for excessive loading environments such as airports and port authorities
• Two stainless steel springs provide smooth lift assistance through entire range of operation
• Desired amount of lift assistance can be readily adjusted in the field
• Integral cast-in lift handle on cover
• Ductile iron safety arm secures cover in open position
• Furnished with hex head bolts and washers
• Innovative hinge allows cover to be completely removed
• Frame can be installed separately adding cover and spring assembly later
• Spring assembly is easy to install or remove
• Springs slide onto mounting pipe, no need to mount springs to concrete structure
• Spring assembly installs in seconds using custom brackets provided in frame