TELEDYNE BENTHOS FLOTATION PRODUCT CATALOG GLASS INSTRUMENT HOUSINGS Glass Spheres Deep sea glass spheres are a unique, reliable, cost-effective method for flotation and the housing of electronic instruments in the marine environment. Teledyne Benthos is the world's leading manufacturer of deep sea glass spheres and instrument housings. Ongoing improvements ensure their high reliability in extreme environments. Advanced assembly techniques and the VacuSealed closure method result in high quality, long-life spheres. Teledyne Benthos pressure tests every sphere prior to shipment, assuring their integrity in the field. Deep sea glass spheres are superior to other types of flotation and instrument housing for several reasons: they are transparent, lightweight, inexpensive, corrosion resistant, easily handled, extremely strong, and non-polluting. As a result, they are preferred by oceanographers worldwide and are backed by over 40 years of experience in deep sea technology. A Teledyne Technologies Company

Glass Spheres & Instrument Housings Hard Hats Part Number Description Bright yellow, neutrally buoyant, polyethylene hard hats are available for glass protection, storage, and ease of handling. Hard hats consist of two flanged units bolted together with stainless steel hardware. Flanges can be bolted to a mounting framework, wire clamp, or chain section on a mooring line. Spares & Accessories Part Number Description Instrument Housing Options Part Number Description +1 508.563.1000 www.Benthos.com Teledyne Benthos Q Standard Ribbed Super Ribbed

Drill Hole Instruction Sheet 0° When measuring for holes, orient hemispheres as shown. PO LA R GLE AN This Side Up 270° 90° EQUATOR ANGLE 180° TOP HEMISPHERE Hole Number 270° Measure along the Polar and Equator angles to determine the exact location of all holes to be drilled in each glass sphere. Record all necessary information in the grids below. 90° A B C D E F G H Equator Angle Polar Angle Hole Type Top view of hemispheres 0° Match Mark 180° BOTTOM HEMISPHERE Hole Number 1 2 3 4 5 6 7 8 270° 90° Equator Angle Polar Angle Hole Type 0° Match Mark Customer: Date: Revision: Sales Order: Ship...

FLOTATION Glass Spheres & Instrument Housings Dimensions and Weight in Air Dimensions shown below Model 204H-17 204HR-17 204-SRO-13 204-SRO-17 204-SRM-17 A B cm in 55.9 22.0 54.6 21.5 48.3 19.0 61.0 24.0 55.9 22.0 C cm in 12.7 5.0 38.1 15.0 12.7 5.0 12.7 5.0 38.1 15.0 D cm in 48.3 19.0 49.5 19.5 40.6 16.0 53.3 21.0 51.8 20.4 E F Air Weight cm in cm in cm in 49.5 19.5 35.8 14.1 5.1 2.0 43.2 17.0 43.2 17.0 55.9 22.0 35.0 13.7 3.8 1.5 43.7 17.2 kg lbs 2.95 6.50 3.29 7.25 2.50 5.50 3.63 8.00 3.74 8.25 (neutrally buoyant in water) 204H-17 Standard Hard Hat 204HR-17 Ribbed Hard Hat FLOOD HOLES F 1/2”...

FLOTATION Terms & Conditions Seller’s Offer, and any order issued by Buyer to Seller for the goods and/or services specified herein, is strictly limited to Seller’s Terms and Conditions of Sale, which can be found at www.benthos.com REV 1312 6 Teledyne Benthos www.Benthos.com +1 508.563.1000

TELEDYNE BENTHOS ATeledyne Technologies Company 49 Edgerton Drive, North Falmouth, MA 02556 USA Specifications and pricing subject to change without notice. ©2012 TELEDYNE BENTHOS Other products and company names mentioned herein may be trademarks and/or registered trademarks. These products may be covered by one or more of the following patents: 5353631, 5675074, 5861548, 6237418, 6427524, 6918285 their foreign counterparts and other pending patents.