Manway Assist
H-Series Manway Spring Assists
Holloway America offers (2) types of Spring Assists. Our Standard Duty & Heavy Duty. Each assist is designed to offer the operator an easy lifting experience over a wide range of sizes. Typically, lifting force is reduced well below 50 lbs.
Standard Duty Spring Assist
• Sanitary, pharmaceutical design
• Designed for manways from 12” to 24“
• Enclosed Spring for easy operation and cleaning
• The assist comes installed and pre-set for optimal lifting.
• The assist will reduce the lifting force needed to 50 lbs. or less
• Can be installed on any H-Series or K-Series Manway that has standard hinges
Heavy Duty Spring Assist
• Sanitary, pharmaceutical design
• Designed for manways from 18” to 30“
• Enclosed Spring for easy operation and cleaning
• The assist comes installed and pre-set for optimal lifting.
• The assist will reduce the required lifting force to 50 lbs. or less
H-Series Manway Required Lifting Force (In Lbs.)
H-Series Lifting Force | |||
Size | Standard Hinge | With Standard Hinge and Spring Assist | With Super Hinge and Heavy Duty Spring Assist |
8" | 11 LBS | -58 LBS | -- |
10" | 14 LBS | -38 LBS | -- |
12" | 17 LBS | -25 LBS | -- |
14" | 20 LBS | -16 LBS | -- |
16" | 25 LBS | -8 LBS | -- |
18" | 29 LBS | 0 LBS | -19 LBS |
20" | 32 LBS | 5 LBS | -10 LBS |
22" | 37 LBS | 12 LBS | -2 LBS |
24" | 43 LBS | 20 LBS | 7 LBS |
26" | 48 LBS | 26 LBS | 15 LBS |
28" | 53 LBS | 33 LBS | 22 LBS |
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