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Scrapers/Wipers

Scrapers/Wipers
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SCRAPERS/WIPERS Fits MS33675 CUSTOMIZED DESIGNS Greene, Tweed offers a variety of scrapers and wipers to match any application challenge. From harsh media to extreme environmental conditions, Greene, Tweed provides the most reliable materials and scraper designs available for customization in any application. AVALON® SCRAPERS/WIPERS Versatile scraper design • 4186 Scraper: A rubber-spring energized scraper with an endless PTFE jacket (ring). The elastomeric energizer is situated on the centerline, reducing the tendency to roll out if the primary seal leaks. These designs can be a direct replacement for M28776 scrapers. application’s unique challenge: There are several Avalon® scrapers available to meet each • 2280 Scraper: A bidirectional wiper utilizing an O-ring energizer. These designs fit the same grooves as the BACS34A (Boeing) scraper. • 2145 Scraper: A metal garter-spring energized scraper with a scarf-cut PTFE ring. These designs can be a direct replacement for M28776 scrapers. FEATURES & BENEFITS • Excellent wear resistance resulting in extended service life • Virtually eliminates scrapers’ rolling and twisting, resulting in extended service life • Offered in a variety of configurations to meet most of the standard glands used in today’s existing aircraft applications 2145 Scraper © 2008, Greene, Tweed all rights reserved All trademarks are property of their respective owners. 01/08-GT DS-US-AS-034 • Maximum exclusion capabilities for elimination of contamination ingression

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2280 SERIES PART NUMBERING SYSTEM The part numbering system requires the use of the material The part numbering system requires the use of the material designator tables found below. For nonstandard designs contact designator tables found below. For nonstandard designs contact Rubber-spring energized scraper with endless PTFE ring Bi-directional wiper 4186 Scraper A = Assembly Scraper jacket series material designator 2-digit scraper size designator per M28776 scraper size dash Energizer 0 = Standard no. and MS33675 gland size material 1–9 = Nonstandard dash no. (see table on page 4)...

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2145 SERIES PART NUMBERING SYSTEM The part numbering system requires the use of the material designator table found below. For nonstandard designs contact GT engineering. Metal (302 SST) garter-spring energized scraper with scarf cut TFE ring, equivalent to BACS34A (Boeing) scrapers Scraper jacket material designator 2-digit scraper size designator per M28776 scraper size dash no. and MS33675 gland size dash no. (see table on page 4) Part Numbering Example Avalon® 09 scarf-cut scraper jacket Material Designator Tables—2145 Series SCRAPER JACKET © 2008, Greene, Tweed all rights reserved All...

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d a t a p r o d u c t \ w i p e r s a n d s c r a p e r s © 2008, Greene, Tweed all rights reserved All trademarks are property of their respective owners. 01/08-GT DS-US-AS-034 DIMENSIONAL INFORMATION—MS33675 (IN INCHES) Ø B (4) ROD DIAMETER MS33675 SCRAPER GLAND DASH NO. SCRAPER RECESS J Ø K (2) DEPTH MINOR DIA. +0.005 +0.005 –0.000 –0.000 0.104 SCRAPER RECESS J Ø K (2) DEPTH MINOR DIA. +0.005 +0.005 –0.000 –0.000 0.135 Notes: 1) Major diameter (D) to be concentric with rod bushing bore within 0.005 T.I.R. 2) Minor diameter (K) to be concentric with rod bushing bore within 0.010 T.I.R. 3)...

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© 2008, Greene, Tweed all rights reserved All trademarks are property of their respective owners. 01/08-GT DS-US-AS-034 Contact Us Greene, Tweed & Co. Aerospace Kulpsville, PA, USA Statements and recommendations in this publication are based on our experience and knowledge of typical applications of this product and shall not constitute a guarantee of performance nor modify or alter our standard warranty applicable to such products.

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Scrapers/Wipers 5Pages

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Scrapers/Wipers
5Pages