Parker O-Ring Handbook.pdf

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O-Ring Applications 3-34 Gas Permeability Rates Parker O-Ring Handbook Temperature Permeability Gas or Liquid Elastomer Xenon Natural 35 95 72.5 I Xenon Neoprene 25 77 3.4 to 7.5 I Xenon Neoprene 38 100 40 A Xenon Nitrile 25 77 .60 to 2.85 I Xenon Nitrile 38 100 .94 A Xenon Nitrile (N0741-75) 38 101 3.31 A Xenon Nitrile 79 175 7.83 to 36.8 A Xenon Nitrile (N0741-75) 81 178 13.2 A Xenon Nitrile 121 250 38.5 to 101 A Xenon Polyacrylate (A0607-70) 38 100 10.9 A Xenon Polyacrylate (A0607-70) 91 195 108 A Xenon Polyacrylate (A0607-70) 153 307 549 A Xenon Polyurethane (P0642-70) 39 103 2.57 A Xenon Polyurethane (P0648-90) 39 102 1.03 A Xenon Polyurethane (P0642-70) 66 151 9.58 A Xenon Polyurethane (P0648-90) 67 152 6.58 A Xenon Polyurethane (P0642-70) 94 202 43.0 A Xenon Polyurethane (P0648-90) 94 201 24.5 A Xenon SBR (G0244-70) 38 101 14.9 A Xenon SBR (G0244-70) 84 183 66.2 A Xenon SBR (G0244-70) 122 251 173 A Xenon Silicone Room 1523 I Xenon Silicone 38 100 109 to 1220 A Xenon Silicone (S0684-70) 38 101 1220 A Xenon Silicone 93 200 1290 to 2180 A Xenon Silicone (S0684-70) 91 195 2180 A Xenon Silicone (S0684-70) 148 299 700 A Xenon Silicone 149 300 1110 (sic) to 2200 A Xenon Silicone (S0684-70) 144 291 2200 A Xenon PTFE 149 300 5.3 A (1) °C °F x 10-8 Source (2) (1) Std cc cm/cm2 sec. bar (2) “I” denotes information from “Permeability Data for Aerospace Applications” funded by NASA and prepared by IIT Research Institute, March 1968. “A” denotes information from Atomics International Division, Energy Systems Group, Rockwell International publication AI-AEC-13145, “Design Guide for Reactor Cover Gas Elastomer Seals” March 7, 1975, and addendum, report ESC-DOE-13245, September 30, 1978. “DC” denotes information from Dow Corning Bulletin 17-158, October 1972. “P” denotes information from Parker Seal tests. (3) “NR” Temperature not reported. (4) Registered trademark E.I. du Pont de Nemours & Co. Note: Some of these compounds may no longer be available. Table 3-24: Gas Permeability Rates Parker Hannifi n Corporation • O-Ring Division 2360 Palumbo Drive, Lexington, KY 40509 Phone: (859) 269-2351 Fax: (859) 335-5128 www.parkerorings.com
Section IV – Static O-Ring Sealing 4.0 Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-2 4.1 Surface Finishes for Static O-Ring Seals. . . . . . . . . 4-2 4.2 Static Male and Female O-Ring Design . . . . . . . . . 4-2 4.3 Face Type O-Ring Seals. . . . . . . . . . . . . . . . . . . . . . 4-2 4.4 Dovetail and Half-Dovetail Grooves . . . . . . . . . . . . 4-3 4.5 Boss Seals . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-3 4.6 Failures and Leakage . . . . . . . . . . . . . . . . . . . . . . . . 4-3 4.7 O-Ring Glands . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-3 4.7.1 O-Ring Glands for Aerospace Hydraulic Packings and Gaskets . . . . . . . . . . . . . 4-3 Design Chart 4-1 A & B . . . . . . . . . . . . . . . . . 4-4 Design Table 4-1 . . . . . . . . . . . . . . . . . . . . . . . 4-5 4.7.2 O-Ring Glands for Industrial Static Seals Design Chart 4-2 . . . . . . . . . . . . . . . . . . . . . . . 4-9 Design Table 4-2 . . . . . . . . . . . . . . . . . . . . . . 4-10 Parker O-Ring Handbook Face Seal Glands Design Chart 4-3 . . . . . . . . . . . . . . . . . . . . . . 4-18 Dovetail Grooves Design Chart 4-4 . . . . . . . . . . . . . . . . . . . . . . 4-19 Half Dovetail Grooves Design Chart 4-5 . . . . . . . . . . . . . . . . . . . . . . 4-20 Static Crush Seal Grooves Design Chart 4-6 . . . . . . . . . . . . . . . . . . . . . . 4-21 Tube Fitting Boss Seals — AS5202 Design Table 4-3 . . . . . . . . . . . . . . . . . . . . . . 4-22 Tube Fitting Boss Seals — AS4395 Design Table 4-4 . . . . . . . . . . . . . . . . . . . . . . 4-23 Design Table 4-5 . . . . . . . . . . . . . . . . . . . . . . 4-24 Vacuum Seal Glands Design Chart 4-7 . . . . . . . . . . . . . . . . . . . . . . 4-25 Parker Hannifi n Corporation • O-Ring Division 2360 Palumbo Drive, Lexington, KY 40509 Phone: (859) 269-2351 Fax: (859) 335-5128 www.parkerorings.com Static O-Ring Sealing 4-1
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aerospace climate control electrome
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50 th 50 th 50 th Anniversary Editi
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Section I - Introduction 1.0 How to
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1.4 Operation All robust seals are
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1.7.1 Static Seals In a truly stati
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1.11 Comparison of Common Seal Type
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Section II - Basic O-Ring Elastomer
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2.1.2 Rubber Rubber-like materials
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2.2.6 Chloroprene Rubber (CR) Chlor
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2.3 Compound Selection and Numberin
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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
Page 29 and 30: 2.4.12 Thermal Effects All rubber i
Page 31 and 32: coeffi cient of expansion for that
Page 33 and 34: 2.6 Aging Deterioration with time o
Page 35 and 36: A well-known rapid method for mater
Page 37 and 38: 2.13.2 Temperature Temperature rang
Page 39 and 40: 100 80 60 40 20 0 °C -50 °F -58 -
Page 41 and 42: misapplication might be greatly red
Page 43 and 44: c. Elongation Change Experience wil
Page 45 and 46: is possible to receive a part with
Page 47 and 48: Section III - O-Ring Applications 3
Page 49 and 50: 3.1.2 Temperature Operating tempera
Page 51 and 52: O-Lube has some unique advantages.
Page 53 and 54: Parker Boss Kit Sizes Size Dimensio
Page 55 and 56: Recovery Percent of Original Delect
Page 57 and 58: 3.9.5 Fuels for Automobile Engines
Page 59 and 60: Parker Seal produces a number of co
Page 61 and 62: 3.9.16 Fungus-Resistant Compounds B
Page 63 and 64: 3.9.17.2 Concentrates Containing Mi
Page 65 and 66: Where temperatures do not go below
Page 67 and 68: Permeability Rate - CC/SEC/ATM Effe
Page 69 and 70: Underwriters’ Laboratories Approv
Page 71 and 72: Parker Seal Elastic Drive Belt Comp
Page 73 and 74: Parker O-Ring Handbook Gas Permeabi
Page 79: Parker O-Ring Handbook Gas Permeabi
Page 83 and 84: The 4-3 and 4-7 design charts are o
Page 85 and 86: (e) 0° to 5° (Typ.) 63 Break Corn
Page 87 and 88: 215 1.301 1.305 1.079 1.060 1.063 1
Page 89 and 90: Guide for Design Table 4-2 If Desir
Page 91 and 92: Parker O-Ring Handbook Gland Dimens
Page 99 and 100: Dovetail Grooves It is often necess
Page 101 and 102: Parker O-Ring Handbook This type of
Page 103 and 104: F .031 .016 RAD K Parker O-Ring Han
Page 105 and 106: Gland Detail 0° to 5° Break Corne
Page 107 and 108: Section V - Dynamic O-Ring Sealing
Page 109 and 110: When a cylinder rod extends out int
Page 111 and 112: It can be clearly seen from Figure
Page 113 and 114: 5.11 Friction Friction, either brea
Page 115 and 116: 5-9 Dynamic O-Ring Sealing Parker H
Page 117 and 118: For the same conditions, friction a
Page 119 and 120: 5.15 Spiral Failure A unique type o
Page 121 and 122: 5.16.1 Small Amount of Leakage 1. E
Page 123 and 124: Recommended dimensions for fl oatin
Page 125 and 126: for this service. See Section II, B
Page 127 and 128: 5.30.2 Calculation of Drive Belt Cr
Page 129 and 130: 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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Parker O-Ring Handbook Gland Dimens
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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 Series 5-XXX O-Ring Sizes (C
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Parker Series 5-XXX O-Ring Sizes (C
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Series 5-XXX Locator Table Size I.D
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Parker O-Ring Handbook Inside Diame
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JIS B2401 Sizes JIS Thickness Inner
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Parker O-Ring Handbook Unusual Size
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Parker O-Ring Handbook Unusual Size
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Section X - Appendix 10.1 O-Ring Fa
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10.1.1.2 Extrusion and Nibbling Ext
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10.1.1.6 Installation Damage Many O
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Parker Seal also has the capability
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10.3 Glossary of Seal and Rubber Te
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Flash: Excess rubber left around ru
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(b) REP (Roentgen equivalent-physic
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10.4 Abbreviations ACM Polyacrylate
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Compound Shrinkage Class Compound N
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Table 10-8: Dimensions From Standar
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Parker O-Ring Handbook Dimensions F
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Appendix 10-32 Parker O-Ring Handbo
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Index — A — Abbreviations. . .
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International O-Ring Standards and
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Offer of Sale 1. Terms and Conditio
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Parker’s Total inPHorm Take the g
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