Freeman Marine Equipment, Inc.
888-FREEMAN  |  888-373-3626

Single Leaf, Commercial Duty, Aluminum Panel, Quick-Acting

Photo Gallery

Freeman Marine Hatches, Model 3440 FREEMAN MARINE Commercial Duty, Quick-Acting fabricated hatches feature patented chain-drive, single actuation dogging, a rugged knife-edge seal and robust gasket to provide a Commercial watertight seal** when properly adjusted and dogged closed.

Rugged construction featuring aluminum panel skins (.160” up to .250”), internal reinforcements, choice of welded or bonded exterior skin and a screw-fastened interior skin, the 3440-series hatch provides the reliable service expected in a technical and machinery space Quick-Acting hatch.

Standard commercial and machinery space hatches often feature a sanded bare metal finish that creates a durable, uniform texture. When quality painted to your color specifications by Freeman, the 3440-series hatch makes a handsome, rugged portal that will stand up to continuous use by crew.

For military-security applications, R/F – EMI suppression, ballistics resistance and low radar reflective signature performance can be specified.

Solidly constructed, fully insulated and moderately priced, FREEMAN Commercial Aluminum Panel Quick-Acting doors are suitable for commercial, military and crew or machinery space yacht applications.

** Degree of watertightness depends on number of dogs, size, panel specifications, proper installation and sealing adjustment. Watertight hatches are individually defined, specified and fabricated for each application.



Catalog Pages for this Product (.pdf)
Click here to see Hatches 3140 Features & Photos Catalog Pages 524K .pdf Click here to receive Product Layout Information for Model 3140 Hatch Catalog Section Click here to receive the complete Model 3140 Hatch Catalog Section Hatches 3140:  Request Drawings



  • .160” ~.250" [4~6mm approx.] Thick Aluminum Panel Skins

  • Welded Frame and Welded (or Bonded) Exterior Skin Construction

  • Interior Skin Attached with Screws

  • Knife-edge Sealing Method

  • Wide Gasket for Aggressive, Tight Sealing

  • Knife-edge Sealing Method

  • Wide Gasket for Aggressive, Tight Sealing.

  • Flush with Deck or Raised Coamings

  • Bolt-in and Weld-in Coamings

  • Coamings of Aluminum, Mild Steel or Stainless Steel

  • Surface or Concealed Hinges

  • Custom Shaped and Sized to Client Specification

  • Camber and Sheer to match decks (available)

  • Gas Spring Assist for Easy Lift and Closure

  • Custom Drain Locations

  • Teak Overlay Prep (available)

  • Internal Panel Stiffeners

  • Sanded Finish (standard); Bristol Finish Paint (available)

  • External Bi-square Opening (available)

  • Cast Dogs with Roller Bearing Cam Followers

  • Glass Filled Striker Wedges

  • Solid Insulation

  • Stainless Steel Fasteners

Click Thumbnail


Click Thumbnail

Click Thumbnail


Click Thumbnail
Model 3440 Cambered Dual Hatch with Mullion - Closed
Model 3440 Hatch with Gutter Mounted Gas Springs

Click Thumbnail


Click Thumbnail
Hatch Model 3440 with Gas Springs
Hatch Model 3440 with Gas Springs
Model 3440 Hatch with Recessed Surface Hinges

YACHT HATCHES AND HARDWARE   SERIES: 2400   |  3100   |  3130   |  3140   |  3150   |  3400  |  3430   |  3440   |  3450   |  3500  | HARDWARE