1、 AEROSPACE STANDARD TUBING, PLASTIC, FLEXIBLE, CONVOLUTED HELICAL, POLYTETRAFLUOROETHYLENE (PTFE) STANDARD CONVOLUTIONS AS81914/1Copyright 2014 SAE International All rights reserved. No part of this publication may be reproduced, stored in a retrieval system or transmitted, in any form or by any mea
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3、SSUED 2011-01REVISED 2014-01THIRD ANGLE PROJECTION CUSTODIAN: AE-8/AE-8C1 REV.A FEDERAL SUPPLY CLASS 9330 AS81914/1 SHEET 1 OF 3 REV. A PROCUREMENT SPECIFICATION: AS81914SAE Technical Standards Board Rules provide that: “This report ispublished by SAE toadvance thestate of technicalandengineering sc
4、iences. Theuse ofthisreport is entirelyvoluntary, andits applicability and suitability forany particularuse,including any patent infringement arising therefrom, isthe soleresponsibilityofthe user.”SAE reviews eachtechnicalreport at least every five years at which time itmay berevised,reaffirmed, sta
5、bilized, orcancelled. SAE invites yourwrittencomments andsuggestions. SAE values your input. To provide feedbackon this Technical Report, please visit http:/www.sae.org/technical/standards/AS81914/1A RATIONALE TO PROVIDE SUPERSESSION DETAILS AS PART OF THE PART NUMBER INFORMATION FOR CLARIFICATION O
6、F THE PRODUCT APPLICATIONS AS A RESULT OF THE TRANSFER FROM THE AMST DOCUMENTS TO THE AS DOCUMENTS. NOTICE THE COMPLETE REQUIREMENTS FOR PROCURING THE PRODUCT DESCRIBED HEREIN SHALL CONSIST OF THIS DOCUMENT AND THE LATEST ISSUE OF AS81914. FIGURE 1 - DIMENSIONS AND CONFIGURATION AEROSPACE STANDARD A
7、S81914/1 SHEET 2 OF 3 REV. A TUBING, PLASTIC, FLEXIBLE, CONVOLUTED HELICAL, POLYTETRAFLUOROETHYLENE (PTFE) STANDARD CONVOLUTIONS TABLE 1 - FIGURE 1 DIMENSIONS DASH NUMBER MAX INSIDE DIA. (I.D.) MIN INSIDE DIA. (I.D.) MAX OUTER DIA. (O.D.) MAX WALL THICKNESSCONVOLUTIONSPER INCH (CPI) 1 APPROX. WEIGHT
8、 LB (KG) PER 100 FEET (30.5 M) REF. MIN BEND RADIUS 01 .188 (4.78) .181 (4.60) .320 (8.13) .023 (0.58) 8 2.0 (0.91) .500 (12,70)02 .281 (7.14) .273 (6.93) .414 (10.52) .027 (0.69) 7 1/2 2.9 (1.32) .750 (19.05)03 .312 (7.92) .303 (7.70) .450 (11.43) .027 (0.69) 7 1/2 3.6 (1.63) .875 (22.23)04 .375 (9
9、53) .364 (9.25) .530 (13.46) .029 (0.74) 7 4.2 (1.91) 1.000 (25.40)05 .437 (11.10) .425 (10.80) .590 (14.99) .029 (0.74) 7 4.9 (2.22) 1.250 (31.75)06 .500 (12.70) .485 (12.32) .660 (16.76) .029 (0.74) 7 5.2 (2.36) 1.500 (38.10)07 .625 (15.88) .608 (15.44) .780 (19.81) .035 (0.89) 7 6.9 (3.13) 1.750
10、 (44.45)08 .750 (19.05) .730 (18.54) .975 (24.77) .035 (0.89) 6 10.4 (4.72) 1.875 (47.63)09 .875 (22.23) .850 (21.59) 1.100 (27.94) .035 (0.89) 6 11.3 (5.13) 2.250 (57.15)10 1.000 (25.40) .975 (24.77) 1.260 (32.00) .035 (0.89) 4 1/2 12.6 (5.72) 2.500 (63.50)11 1.125 (28.58) 1.105 (28.07) 1.390 (35.3
11、1) .035 (0.89) 4 1/2 13.8 (6.26) 2.750 (69.85)12 1.250 (31.75) 1.210 (30.73) 1.539 (39.09) .035 (0.89) 4 15.5 (7.03) 3.000 (76.20)13 1.500 (38.10) 1.440 (36.58) 1.850 (46.99) .040 (1.02) 4 21.7 (9.84) 3.750 (95.25)14 1.750 (44.45) 1.690 (42.93) 2.100 (53.34) .045 (1.14) 4 25.3 (11.48) 4.250 (107.95)
12、15 2.000 (50.80) 1.940 (49.28) 2.350 (59.69) .045 (1.14) 4 29.0 (13.15) 4.750 (120.65)NOTES: 1. DIMENSIONS ARE IN INCHES. 2. UNLESS OTHERWISE SPECIFIED TOLERANCES SHALL BE: .XX = .010 (0.25 MM), .XXX = .005 (0.13 MM). 3. METRIC EQUIVALENTS ARE GIVEN FOR GENERAL INFORMATION ONLY AND ARE BASED ON 25.4
13、 MM = 1 INCH. 4. METRIC DIMENSIONS IN PARENTHESES ARE SHOWN IN MILLIMETERS. REQUIREMENTS: 1. DIMENSIONS AND CONFIGURATION; SEE FIGURE 1 AND TABLE 1. 2. CONVOLUTION TYPE: HELICAL. 3. LENGTHS SHALL BE SPECIFIED IN FEET BY THE PROCURING ACTIVITY AND DOES NOT FORM A PART OF THE IDENTIFYING PART NUMBER.
14、MINIMUM ORDER LENGTH SHALL BE 3 FEET (0.914 M) AND THE TUBING ORDER LENGTH TOLERANCES SHALL BE AS SPECIFIED IN TABLE 2. TUBING SHALL BE PROCURED AS COILS. TABLE 2 - ORDER LENGTH TOLERANCE ORDER LENGTH RANGE LENGTH IN FEET (METERS) TOLERANCE IN INCHES (MILLIMETERS) 3 - 12 (0.914 - 3.66) +2.0/-0.0 (+5
15、0.8/-0.0) 13 - 50 (3.96 - 15.24) +4.0/-0.0 (+101.6/-0.0) 51 AND UP (15.55 AND UP) +6.0/-0.0 (+152.4/-0.0) AEROSPACE STANDARD AS81914/1 SHEET 3 OF 3 REV. A TUBING, PLASTIC, FLEXIBLE, CONVOLUTED HELICAL, POLYTETRAFLUOROETHYLENE (PTFE) STANDARD CONVOLUTIONS 4. CONTINUOUS OPERATING TEMPERATURE: -67 C (-
16、88 F) TO +260 C (500 F). 5. COLOR: UNLESS OTHERWISE SPECIFIED, THE SUPPLIED COLOR SHALL BE BLACK. 6. PHYSICAL PROPERTIES: GENERAL PHYSICAL REQUIREMENT VALUES ALONG WITH ASSOCIATED TEST CONDITIONS ARE LOCATED IN TABLE 3. 7. SHELF LIFE: THE STORAGE/SHELF LIFE SHALL BE 20 YEARS. SEE AS81914. TABLE 3 -
17、PHYSICAL PROPERTIES PROPERTY REQUIREMENT CONSTRUCTION DETAILS IN ACCORDANCE WITH TABLE 1 STRESS IN PSI 10% STRAIN 250 TO 900 SPECIFIC GRAVITY 2.20 MAX. CRUSH RESISTANCE, HORIZONTAL 10 POUNDS (4.54 KG) MIN. LOW TEMPERATURE FLEXIBILITY 20 000 CYCLES, NO CRACKING HEAT SHOCK 234/230 C (454/446 F) FOR 4
18、HOURS. 10% MAX LONGITUDINAL CHANGE. NO DRIPPING, FLOWING, OR CRACKING. HEAT AGING STRESS IN PSI 10% STRAIN, 80% OF INITIAL VALUE. 234/230 C (454/446 F) FOR 96 HOURS. FLUID RESISTANCE STRESS IN PSI 10% STRAIN 80% OF INITIAL VALUE FLAMMABILITY NON-FLAMMABLE 1/ FUNGUS RESISTANCE NON-NUTRIENT 1/ DIELECT
19、RIC BREAKDOWN 12 000 VOLTS, NO BREAKDOWN 1/ PROPERTIES NOT TESTED. PART NUMBER OR IDENTIFING NUMBER (PIN): EXAMPLE : M81914 / 1 1 1 06 D H HELIX WIRE, OMIT FOR NONE DRAIN HOLES, OMIT FOR NONE DASH NUMBER, TABLE 1 CLASS CONVOLUTION TYPE: 1 = HELICAL SPECIFICATION SHEET BASIC PART NUMBER SUPERSESSION
20、INFORMATION: M81914/1-11XX SUPERSEDES M81914/2-11XX QUALIFICATION: SEE AS81914 SPECIFICATION NOTES: 1. A CHANGE BAR (l) LOCATED IN THE LEFT MARGIN IS FOR THE CONVENIENCE OF THE USER IN LOCATING AREAS WHERE TECHNICAL REVISIONS, NOT EDITORIAL CHANGES, HAVE BEEN MADE TO THE PREVIOUS ISSUE OF THIS DOCUMENT. AN (R) SYMBOL TO THE LEFT OF THE DOCUMENT TITLE INDICATES A COMPLETE REVISION OF THE DOCUMENT, INCLUDING TECHNICAL REVISIONS. CHANGE BARS AND (R) ARE NOT USED IN ORIGINAL PUBLICATIONS, NOR IN DOCUMENTS THAT CONTAIN EDITORIAL CHANGES ONLY.
