Ladder Treads

ladder treadsUPNOVR ladder treads are manufactured to Naval specifications and are intended for use as a direct replacement for worn out ladder treads on existing shipboard inclined ladders and accommodation ladders.

You have the option to of purchasing ladders treads manufactured from a variety of materials including aluminum, fiberglass and stainless steel. Order your ladder treads and have them shipped to your supply center, shipyard or directly to the fleet.

UPNOVR, Inc. manufactures all ladder treads to Navy drawings and MIL specifications (see specific product for applicable drawings/specifications) from in stock materials.

Contact UPNOVR today to discuss any and all of your ladder tread needs.


Our Ladder Treads Products Include:

Tread Fiberglass Grating

ladder treads The SNF grating tread is designed to replace existing IL-105 fiberglass inclined ladder treads. Flame resistant and low magnetic permeability make the SNF well suited for MCM and MHC class ships.

Tread Aluminum

ladder treads The SNH tread is standard on aluminum inclined ladders and also is available as a replacement to worn or damage existing treads. The top surface can be ordered with plain surface or with an upset rectangular punch to facilitate water drainage and improved footing.

Tread Aluminum Abrasive Filled

ladder treads Our SNAT (Type-I) treads are certified to MIL-T-24634 and are available in aluminum only. The SNAT tread is used on aluminum inclined ladders and also is available as a replacement to worn or damage existing treads.

Tread Aluminum Cap

ladder treads The SNC tread is designed to provide a quick and economical solution to replace worn or damaged treads. Install as a “cap” over existing treads including SNC-SB, SNH, and SNAT types.

Tread Aluminum Cap & Steel Sub Base

ladder treads This tread replaces the Type “G” fiberglass tread and is also used in machinery or deckhouses where Steel Inclined Ladders are specified. Heavily worn or damaged treads can be replaced quickly without loss of accessibility to affected areas.

Tread Aluminum Feather

ladder treads The SNAT-F (Type-I) feathering treads are certified to MIL-T-24634 and is manufactured to 804-2255402 rev. B., (PC 37). The SNH-F (Type-F) feathering tread is manufactured to 804-2255402 rev. C., (PC 14). They are both replacement structural treads used on aluminum Accommodation ladders.

Tread Steel Structural

ladder treads Our SNS (Type-D) are manufactured to 804-860041 rev. D-D. This is a replacement structural tread offered in galvanized steel only. The SNS tread is formed from galvanized steel.

Tread Steel Structural Grating

ladder treads Our SNG (Type-E) Grating tread is manufactured to 804-860041 rev. D-D. This is a replacement structural tread offered in galvanized steel only. The SNG tread is fabricated from galvanized bar grating steel.

Repair Tread

ladder treads Ram Series repair treads provide a safe, long-lasting, and economical mans of replacing worn and unsafe treads.