1、 AEROSPACE STANDARD FITTING ASSEMBLY, CROSS, FLARELESS AND SHORT FLARELESS, REDUCER, RETAINED NUT AS103Copyright 2017 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 means, electronic, mechanical
2、, photocopying, recording, or otherwise, without the prior written permission of SAE. TO PLACE A DOCUMENT ORDER: Tel: 877-606-7323 (inside USA and Canada) Tel: +1 724-776-4970 (outside USA) Fax: 724-776-0790 Email: CustomerServicesae.org SAE WEB ADDRESS: http:/www.sae.org ISSUED 1992-07REAFFIRMED200
3、7-08REVISED 2017-10THIRD ANGLE PROJECTION CUSTODIAN: G-3/G-3B REV.C FEDERAL SUPPLY CLASS 4730 AS103 SHEET 1 OF 5 REV. C PROCUREMENT SPECIFICATION: AS18280 /4/ SAE Technical Standards Board Rules provide that: “This report ispublished by SAEtoadvance thestate of technicalandengineering sciences. Theu
4、se of thisreport is entirely voluntary, andits applicabilityand suitability forany particular use, including any patent infringement arisingtherefrom, isthesole responsibility of theuser.”SAE reviews eachtechnicalreport at least everyfive years at which timeitmay berevised, reaffirmed, stabilized, o
5、rcancelled. SAE invitesyourwrittencomments andsuggestions. SAE values your input. To provide feedback on this Technical Report, please visit http:/standards.sae.org/AS103C RATIONALE ADDED CONDUCTIVE HIGH PURITY ALUMINUM COATING FOR ALUMINUM ALLOY FITTINGS. FIGURE 1 - FITTING ASSEMBLY, CROSS AEROSPAC
6、E STANDARD AS103 SHEET 2 OF 5 REV. C FITTING ASSEMBLY, CROSS, FLARELESS AND SHORT FLARELESS, REDUCER, RETAINED NUT FIGURE 2 - INSTALLATION, RETAINED NUT AND RETAINING WIRE TABLE 1 - DIMENSIONS AND WEIGHTS BASIC NO. AS103 /10/ /20/ SIZE CODE D H J +.005/-.020 LB/EA APPROX REF ALUM LB/EA APPROX REF CR
7、ES LB/EA APPROX REF TI 20 .517 .124 1.375 .440 1.277 .742 24 .614 .156 1.688 .617 1.787 1.132 TABLE 2 - WIRE INSERTION DEPTH PORT SIZE (NOMINAL TUBE SIZE) C 04 .250 .076 05 .312 .076 06 .375 .084 08 .500 .095 10 .625 .114 12 .750 .150 16 1.000 .176 20 1.250 .247 24 1.500 .287 TABLE 3 - LEG LENGTH A
8、SIZE OF PORT #2, #3, AND #4 FORGING SIZE /10/ 20 FORGING SIZE /10/ 24 04 1.424 1.549 05 1.424 1.549 06 1.440 1.565 08 1.533 1.658 10 1.596 1.721 12 1.659 1.784 16 1.659 1.784 20 1.678 1.577 24 - 1.803 AEROSPACE STANDARD AS103 SHEET 3 OF 5 REV. C FITTING ASSEMBLY, CROSS, FLARELESS AND SHORT FLARELESS
9、, REDUCER, RETAINED NUT TABLE 4 - LEG LENGTH B SIZE OF PORT #2, #3, AND #4 FORGING SIZE /10/ 20 FORGING SIZE /10/ 24 04 1.401 1.526 05 1.453 1.578 06 1.514 1.639 08 1.611 1.736 10 1.690 1.815 12 1.679 1.850 16 1.727 1.852 20 1.603 1.728 24 - 1.756 TABLE 5 - TUBE SIZE AND CORRESPONDING THREADS PORT S
10、IZE (NOMINAL TUBE SIZE) T THREAD PER AS8879 04 .250 .4375-20 UNJF 05 .312 .5000-20 UNJF 06 .375 .5625-18 UNJF 08 .500 .7500-16 UNJF 10 .625 .8750-14 UNJF 12 .750 1.0625-12 UNJ 16 1.000 1.3125-12 UNJ 20 1.250 1.5625-12 UNJ 24 1.500 1.8125-12 UNJ NOTES NOTICE THIS DOCUMENT REFERENCES A PART WHICH CONT
11、AINS CADMIUM AS A PLATING MATERIAL. CONSULT LOCAL OFFICIALS IF YOU HAVE QUESTIONS CONCERNING CADMIUMS USE. /1/ MATERIAL: a. CODE LETTER T: (1) BODY: TYPE 6Al-4V TITANIUM ALLOY PER AMS4928 (2) NUT: CODE LETTER T OF AS4702 OR AS1790 REFERENCE (TYPE 6Al-4V TITANIUM ALLOY) (3) WIRE: PER AS4701 OR AS1791
12、 REFERENCE (CLASS 302 OR 305 CORROSION RESISTANT STEEL) b. CODE LETTER V: (1) BODY: TYPE 15-5PH CORROSION RESISTANT STEEL PER AMS5659 (2) NUT: CODE LETTER V OF AS4702 REFERENCE (TYPE 15-5PH CORROSION RESISTANT STEEL) (3) WIRE: PER AS4701 OR AS1791 REFERENCE (CLASS 302 OR 305 CORROSION RESISTANT STEE
13、L) c. CODE LETTER W: (1) BODY: TYPE 7075-T73 ALUMINUM ALLOY FORGING PER AMS4141 OR TYPE 7075-T7351 ALUMINUM ALLOY BAR PER AMS4124 (2) NUT: CODE LETTER W OF AS4702 OR AS1790 REFERENCE (TYPE 7075-T73 ALUMINUM ALLOY) (3) WIRE: PER AS4701 OR AS1791 REFERENCE (CLASS 302 OR 305 CORROSION RESISTANT STEEL)
14、AEROSPACE STANDARD AS103 SHEET 4 OF 5 REV. C FITTING ASSEMBLY, CROSS, FLARELESS AND SHORT FLARELESS, REDUCER, RETAINED NUT 2. HEAT TREAT: a. MATERIAL CODE LETTER T: (1) BODY, NUT, AND WIRE: NONE b. MATERIAL CODE LETTER V: (1) BODY: HEAT TREAT TO CONDITION H-1075 PER AMS2759/3 (2) NUT: MATERIAL CODE
15、LETTER V OF AS4702 OR AS1790 REFERENCE (HEAT TREAT TO CONDITION H-1075) (3) WIRE: NONE c. MATERIAL CODE LETTER W: (1) BODY, NUT, AND WIRE: NONE /3/ FINISH: a. MATERIAL CODE LETTER T: (1) BODY: FLUORIDE PHOSPHATE CONVERSION COAT PER AMS2486 (2) NUT: CODE LETTER T OF AS4702 OR AS1790 REFERENCE (FLUORI
16、DE PHOSPHATE CONVERSION COAT AND COAT WITH DRY LUBRICANT ON ID) (3) WIRE: PER AS4701 OR AS1791 REFERENCE (PASSIVATE AND COAT WITH DRY LUBRICANT) b. MATERIAL CODE LETTER V: (1) BODY (a) V CODE PARTS TO BE PASSIVATED ONLY WILL HAVE NO FINISH CODE LETTER AFTER THE PART NUMBER. THE FINISH WILL BE: PASSI
17、VATE PER AMS2700 TYPE 2 OR 8. (b) V CODE PARTS TO BE CADMIUM PLATED ONLY WILL HAVE THE FINISH CODE LETTER “P” AFTER THE SIZE CODE IN THE PART NUMBER. THE FINISH WILL BE: CADMIUM PLATE PER AMS-QQ-P-416, TYPE II, CLASS 2. (2) NUT: CODE LETTER V OF AS4702 OR AS1790 REFERENCE (a) NO FINISH CODE LETTER A
18、T END OF PART NUMBER: PASSIVATE PER AMS2700 TYPE 2 OR 8 AND COAT WITH DRY FILM LUBRICANT ON ID. (b) FINISH CODE LETTER P AT END OF PART NUMBER: CADMIUM PLATE PER AMS-QQ-P-416, TYPE II, CLASS 2. (3) WIRE: PER AS4701 OR AS1791 REFERENCE (PASSIVATE AND COAT WITH DRY LUBRICANT) c. MATERIAL CODE LETTER W
19、: (1) BODY: a. W CODE PARTS TO BE ANODIZED ONLY WILL HAVE NO FINISH CODE LETTER AFTER THE SIZE CODE IN THE PART NUMBER. THE FINISH OF THE BODY WILL BE ANODIZE PER AMS2472 DYED BROWN, SIMILAR TO COLOR 10080 OF AMS-STD-595. b. W CODE PARTS TO BE COATED WITH HIGH PURITY ALUMINUM ONLY WILL HAVE THE FINI
20、SH CODE LETTER “V” AFTER THE SIZE CODE IN THE PART NUMBER. SEE PROCUREMENT SPECIFICATION FOR REQUIREMENTS. (2) NUT: CODE LETTER W OF AS4702 OR AS1790 REFERENCE (ANODIZE DYED BROWN AND COAT WITH DRY LUBRICANT) (3) WIRE: PER AS4701 OR AS1791 REFERENCE (PASSIVATE AND COAT WITH DRY LUBRICANT) /4/ PROCUR
21、EMENT SPECIFICATION: AS18280 EXCEPT AS SPECIFIED ON THIS STANDARD. PRODUCT SUPPLIED TO THIS SPECIFICATION SHALL BE MANUFACTURED BY AN ACCREDITED MANUFACTURER AS LISTED IN THE PERFORMANCE REVIEW INSTITUTE (PRI) QUALIFIED PRODUCTS LIST (QPL) PRI-QPL-AS18280 FOR THIS STANDARD. SEE www.eAuditN FOR CURRE
22、NT QPL ONLINE. AEROSPACE STANDARD AS103 SHEET 5 OF 5 REV. C FITTING ASSEMBLY, CROSS, FLARELESS AND SHORT FLARELESS, REDUCER, RETAINED NUT /5/ IDENTIFICATION AT LOCATION SHOWN: MARK PER AS478 CLASS C OR D OR METHOD 7A3, 15A3, OR 15B. MANUFACTURERS NAME, TRADEMARK OR CAGE CODE, BASIC PART NUMBER, AND
23、MATERIAL CODE LETTER. 6. INTENDED USE: THIS PART IS DESIGNED FOR USE IN TUBING CONNECTION SYSTEMS WITH NOMINAL OPERATING PRESSURES AS FOLLOWS: a. SIZES -20 AND -24 TITANIUM ALLOY AND CORROSION RESISTANT STEEL AT 3000 PSI b. SIZES -20 AND -24 ALUMINUM ALLOY AT 600 PSI 7. WHEN MACHINED FROM BAR OR OVE
24、RSIZED FORGINGS THE CENTER BODY SECTION SHALL CONFORM TO AS1376, TABLE 10. /8/ RADIUS APPLICABLE FOR TITANIUM PARTS ONLY. /9/ RETAINED NUT AND RETAINING WIRE: a. TUBE SIZES 1.250 AND 1.500: AS4702 RETAINED NUT AND AS4701 RETAINING WIRE. b. TUBE SIZES 1.000 AND SMALLER: AS1790 RETAINED NUT AND AS1791
25、 RETAINING WIRE ASSEMBLE RETAINED NUT TO FITTING BODY WITH RETAINING WIRE AS SHOWN IN FIGURE 2. THE NUT SHALL BE FREE TO ROTATE AFTER ASSEMBLY. /10/ LARGEST PORT DETERMINES FORGING SIZE REGARDLESS OF THE LOCATION. MINIMUM FORGING SIZE IS -20. THIS STANDARD IS FOR REDUCERS ONLY; FOR ALL PORTS THE SAM
26、E SIZE USE AS101. /11/ PORT #3 IS LARGER OR SAME SIZE AS PORT #4. /12/ FINISH CODE LETTER “P” SHALL BE PLACED AFTER SIZE CODES ONLY FOR MATERIAL CODE “V” PARTS THAT ARE TO BE CADMIUM PLATED. FINISH CODE LETTER “V” SHALL BE PLACED AFTER SIZE CODES ONLY FOR MATERIAL CODE “W” PARTS THAT ARE TO BE COATE
27、D WITH HIGH PURITY ALUMINUM TO PROVIDE LOW ELECTRICAL CONTACT RESISTANCE. NO OTHER LETTERS ARE TO FOLLOW THE SIZE CODES. 13. REVISION INDICATOR: A CHANGE BAR (I) LOCATED IN THE LEFT MARGIN IS FOR THE CONVENIENCE OF THE USER IN LOCATING AREAS WHERE TECHNICAL REVISIONS, NOT EDITORIAL CHANGES, HAVE BEE
28、N 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. 14. INVENTORIE
29、D PARTS CONFORMING TO THE PREVIOUS “LETTER CHANGE” MAY BE USED TO DEPLETION. 15. INTERPRETATION OF DRAWING PER AS4296. 16. SURFACE TEXTURE: SYMBOLS PER ASME Y14.36M. REQUIREMENTS PER ASME B46.1. UNLESS OTHERWISE SPECIFIED, MACHINED SURFACES TO BE 125 MICROINCHES Ra. FORGED SURFACES MAY BE 250 MICROINCHES Ra. 17. BREAK SHARP EDGES .003 TO .015, UNLESS OTHERWISE SPECIFIED. 18. DIMENSIONING AND TOLERANCING: ANSI Y14.5M-1982. 19. DIMENSIONS ARE IN INCHES. UNLESS OTHERWISE SPECIFIED, TOLERANCES: LINEAR DIMENSIONS .010, ANGULAR DIMENSIONS 5. /20/ EXAMPLE OF PART NUMBER:
