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Appendix 10-34 Parker O-Ring Handbook Parker Hannifi n Corporation • O-Ring Division 2360 Palumbo Drive, Lexington, KY 40509 Phone: (859) 269-2351 Fax: (859) 335-5128 www.parkerorings.com
Index — A — Abbreviations. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10-15 Abrasion. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10-4 Abrasion Resistance . . . . . . . . . . . . . . . . . . . . . . . . 2-13 Accessories . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-6 Acids . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-22 Acrylonitrile-Butadiene (NBR) . . . . . . . . . . . . . . . . . . . 2-3 Advantages of O-Rings . . . . . . . . . . . . . . . . . . . . . . . . . 1-2 Aerospace Technology. . . . . . . . . . . . . . . . . . . . . . . . . 3-13 Age Control . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-21 Aged Physical Control . . . . . . . . . . . . . . . . . . . . . . . . . 2-30 Aging . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-21 Air Conditioning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-12 Aniline Point Differences. . . . . . . . . . . . . . . . . . . . . . . 2-22 Anti-Extrusion Device Design Hints . . . . . . . . . . . . . . . 6-2 Applications Summary. . . . . . . . . . . . . . . . . . . . . . . . . 3-25 Assembly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-7 Assembly Hints . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10-5 Automotive. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-10 — B — Back-Up Rings. . . . . . . . . . . . . . . . . . . . . . . . . . . .5-14, 6-2 Other Materials . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-2 Polytetrafl uoroethylene (PTFE) Back-Up Rings . . . 6-2 Boss Seals . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-3 Boss Seals, Tube Fitting . . . . . . . . . . . . . . . . . . . . . 4-22 Brake System . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-10 Break-Out Friction. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-7 Butyl Rubber (IIR). . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-4 — C — Carboxylated Nitrile (XNBR) . . . . . . . . . . . . . . . . . . . . 2-4 Calculate Rubbing Surface . . . . . . . . . . . . . . . . . . . . . . 5-8 Calculation of Drive Belt Open Design . . . . . . . . . . . . 5-20 Calculation of Drive Belt Crossed Design. . . . . . . . . . 5-21 Chamfers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10-5 Chloroprene Rubber (CR) . . . . . . . . . . . . . . . . . . . . . . . 2-5 Cleanliness . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-7 Cleanliness and Cleaning Materials. . . . . . . . . . . . . . . 10-6 Coeffi cient of Friction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-19 of Thermal Expansion . . . . . . . . . . . . . . . . . . . . . . . 2-19 Comparison of Common Seal Types . . . . . . . . . . . . . . . 1-7 Compatibility Tables for Gases, Fluids and Solids . . . . 7-2 Compatibility Prediction, Rapid . . . . . . . . . . . . . . . . . 2-22 Compound . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-3 Selection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2-7, 2-22 Shrinkage Class. . . . . . . . . . . . . . . . . . . . . . . . . . . 10-17 Similarity. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-28 Specifi cations for Commonly Used SAE and ASTM Specifi cations . . . . . . . . . . 8-6 Parker O-Ring Handbook Compression Set . . . . . . . . . . . . . . . . . . . . . . . . .2-14, 10-2 Compression Force . . . . . . . . . . . . . . . . . . . . . . . .2-10, 3-9 Concentrates Containing Mineral Oils (Oil-in-Water-Solutions) . . . . . . . . . . . . . . . . . . . . . 3-17 Contact Surfaces, Plastic . . . . . . . . . . . . . . . . . . . . . . . 3-22 Cooling & Heating Systems. . . . . . . . . . . . . . . . . . . . . 3-11 Corrosion . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-18 Crush Installation. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-6 Cure Date . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-21 Cushion Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-6 Custom Molded Shapes . . . . . . . . . . . . . . . . . . . . . . . . . 1-6 — D — Design Procedure Recommended Design Procedure . . . . . . . . . . . . . . . 1-7 Recommended Manual Design Procedure . . . . . . . . 1-7 Deterioration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-18 Dimensions from Standard Tooling . . . . . . . . . . . . . . 10-18 Dovetail and Half-Dovetail Grooves . . . . . . . . . . . . . . . 4-3 Dovetail Grooves. . . . . . . . . . . . . . . . . . . . . . . . . . . 4-19 Half Dovetail Grooves. . . . . . . . . . . . . . . . . . . . . . . 4-20 Drive Belt Compounds Available . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-24 Selection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-24 Drive Belts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3-24, 5-20 O-Rings as Drive Belts . . . . . . . . . . . . . . . . . . . . . . . 1-6 Dynamic Vacuum Sealing . . . . . . . . . . . . . . . . . . . . . . 5-44 — E — Early Stress Aging . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-15 Effects of Environment on Testing. . . . . . . . . . . . . . . . 2-20 Effects on Properties . . . . . . . . . . . . . . . . . . . . . . . . . . 2-20 Elastomers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2-2, 2-3 Elastomer Compatibility Index . . . . . . . . . . . . . . . . 2-23 Elastomers for O-Ring Seals. . . . . . . . . . . . . . . . . . . 2-3 Introduction to Elastomers . . . . . . . . . . . . . . . . . . . . 2-2 Electrical Properties. . . . . . . . . . . . . . . . . . . . . . . . . . . 2-19 Elongation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-10 Energy, Oil & Gas . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-14 Engine . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-10 Environment, effects on properties . . . . . . . . . . . . . . . 2-20 Ethylene Acrylate (AEM) (Vamac) . . . . . . . . . . . . . . . . 2-4 Ethylene Propylene Rubber (EPM, EPDM) . . . . . . . . . 2-4 Excessive Swell (above 20%) . . . . . . . . . . . . . . . . . . . 5-15 Explosive Decompression . . . . . . . . . . . . . . . . . . . . . . 10-4 Extraction Tools . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-6 Extrusion . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-3 Extrusion and Nibbling . . . . . . . . . . . . . . . . . . . . . . 10-3 Parker Hannifi n Corporation • O-Ring Division 2360 Palumbo Drive, Lexington, KY 40509 Phone: (859) 269-2351 Fax: (859) 335-5128 www.parkerorings.com Index 11-1
Page 1 and 2:
aerospace climate control electrome
Page 3 and 4:
50 th 50 th 50 th Anniversary Editi
Page 5 and 6:
Section I - Introduction 1.0 How to
Page 7 and 8:
1.4 Operation All robust seals are
Page 9 and 10:
1.7.1 Static Seals In a truly stati
Page 11 and 12:
1.11 Comparison of Common Seal Type
Page 13 and 14:
Section II - Basic O-Ring Elastomer
Page 15 and 16:
2.1.2 Rubber Rubber-like materials
Page 17 and 18:
2.2.6 Chloroprene Rubber (CR) Chlor
Page 19 and 20:
2.3 Compound Selection and Numberin
Page 21 and 22:
O-ring seal, whether static or dyna
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Percent Compression 40% 30% 20% 10%
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Percent Compression 40% 30% 20% 10%
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Compression Set (% ) 100 Figure 2-1
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2.4.12 Thermal Effects All rubber i
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coeffi cient of expansion for that
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2.6 Aging Deterioration with time o
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A well-known rapid method for mater
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2.13.2 Temperature Temperature rang
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100 80 60 40 20 0 °C -50 °F -58 -
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misapplication might be greatly red
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c. Elongation Change Experience wil
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is possible to receive a part with
Page 47 and 48:
Section III - O-Ring Applications 3
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3.1.2 Temperature Operating tempera
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O-Lube has some unique advantages.
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Parker Boss Kit Sizes Size Dimensio
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Recovery Percent of Original Delect
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3.9.5 Fuels for Automobile Engines
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Parker Seal produces a number of co
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3.9.16 Fungus-Resistant Compounds B
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3.9.17.2 Concentrates Containing Mi
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Where temperatures do not go below
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Permeability Rate - CC/SEC/ATM Effe
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Underwriters’ Laboratories Approv
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Parker Seal Elastic Drive Belt Comp
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Parker O-Ring Handbook Gas Permeabi
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Section IV - Static O-Ring Sealing
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The 4-3 and 4-7 design charts are o
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(e) 0° to 5° (Typ.) 63 Break Corn
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215 1.301 1.305 1.079 1.060 1.063 1
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Guide for Design Table 4-2 If Desir
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Parker O-Ring Handbook Gland Dimens
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Dovetail Grooves It is often necess
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Parker O-Ring Handbook This type of
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F .031 .016 RAD K Parker O-Ring Han
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Gland Detail 0° to 5° Break Corne
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Section V - Dynamic O-Ring Sealing
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When a cylinder rod extends out int
Page 111 and 112:
It can be clearly seen from Figure
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5.11 Friction Friction, either brea
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5-9 Dynamic O-Ring Sealing Parker H
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For the same conditions, friction a
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5.15 Spiral Failure A unique type o
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5.16.1 Small Amount of Leakage 1. E
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Recommended dimensions for fl oatin
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for this service. See Section II, B
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5.30.2 Calculation of Drive Belt Cr
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Parker O-Ring Handbook Gland Design
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124 125 126 127 128 129 130 131 132
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240 241 242 243 244 245 246 247 325
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448 449 450 451 452 453 454 455 456
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X Gland Detail 0° to 5° Break Cor
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5.31.3 O-Ring Glands for Pneumatic
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Parker O-Ring Handbook Design Table
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5.31.4 O-Ring Glands for Rotary Sea
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Parker O-Ring Handbook Rotary O-Rin
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Parker O-Ring Handbook Rotary O-Rin
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Section VI - Back-Up Rings 6.1 Intr
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6.4.2 Metal Non-Extrusion Rings In
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Parker Parbak 8-Series Dimensions (
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Parker Parbak 8-Series Dimensions (
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Back-Up Rings Cross Reference (Cont
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Parker O-Ring Handbook Section VII
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COMPOUND COMPATIBILITY RATING 1 - S
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Section VIII - Specifi cations 8.1
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Military Fluid Specifi cation Descr
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AMS (1) and NAS (2) Rubber Specifi
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Parker O-Ring Handbook Compound Sel
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Section IX Sizes Parker Series 2-XX
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Table 9-1: Parker Series 2-XXX O-Ri
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Parker O-Ring Handbook Parker Serie
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Parker O-Ring Handbook Parker Serie
Page 233 and 234: Parker O-Ring Handbook Parker Serie
Page 235 and 236: Parker O-Ring Handbook Parker Serie
Page 237 and 238: Parker Series 5-XXX O-Ring Sizes (C
Page 239 and 240: Parker Series 5-XXX O-Ring Sizes (C
Page 241 and 242: Series 5-XXX Locator Table Size I.D
Page 243 and 244: Parker O-Ring Handbook Inside Diame
Page 245 and 246: JIS B2401 Sizes JIS Thickness Inner
Page 247 and 248: Parker O-Ring Handbook Unusual Size
Page 249 and 250: Parker O-Ring Handbook Unusual Size
Page 251 and 252: Section X - Appendix 10.1 O-Ring Fa
Page 253 and 254: 10.1.1.2 Extrusion and Nibbling Ext
Page 255 and 256: 10.1.1.6 Installation Damage Many O
Page 257 and 258: Parker Seal also has the capability
Page 259 and 260: 10.3 Glossary of Seal and Rubber Te
Page 261 and 262: Flash: Excess rubber left around ru
Page 263 and 264: (b) REP (Roentgen equivalent-physic
Page 265 and 266: 10.4 Abbreviations ACM Polyacrylate
Page 267 and 268: Compound Shrinkage Class Compound N
Page 269 and 270: Table 10-8: Dimensions From Standar
Page 277 and 278: Parker O-Ring Handbook Dimensions F
Page 283: Appendix 10-32 Parker O-Ring Handbo
Page 287 and 288: International O-Ring Standards and
Page 289 and 290: Offer of Sale 1. Terms and Conditio
Page 291 and 292: Parker’s Total inPHorm Take the g
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