1、 AEROSPACE STANDARD BUSHING, SCREW THREAD EXPANDER, FLARELESS TUBE, METRIC MA2037Copyright 2015 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, photocopying, record
2、ing, 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 1986-03REVISED 1992-12 REAFFIRMED 2015-04T
3、HIRD ANGLE PROJECTION CUSTODIAN: G-3/G-3B REV.A FEDERAL SUPPLY CLASS 4730MA2037 SHEET 1 OF 4 REV. A PROCUREMENT SPECIFICATION: /4/ MA 2005 (ISO 7169)SAE Technical Standards Board Rules provide that: “This report ispublished by SAE toadvance thestate of technicalandengineering sciences. Theuse ofthis
4、report 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, stabilized, orcancelled.
5、 SAE invites yourwrittencomments andsuggestions. SAE values your input. To provide feedbackon this Technical Report, please visit http:/www.sae.org/technical/standards/MA2037A RATIONALE MA2037A HAS BEEN REAFFIRMED TO COMPLY WITH THE SAE FIVE-YEAR REVIEW POLICY. FIGURE 1 - BUSHINGAEROSPACE STANDARD M
6、A2037 SHEET 2 OF 4 REV. A BUSHING, SCREW THREAD EXPANDER, FLARELESS TUBE, METRIC TABLE 1 - PORT SIZES, CORRESPONDING THREADS AND HEX SIZESAEROSPACE STANDARD MA2037 SHEET 3 OF 4 REV. A BUSHING, SCREW THREAD EXPANDER, FLARELESS TUBE, METRIC NOTES:/1/ MATERIAL:a. NO CODE LETTER (USE HYPHEN): TYPE 1137
7、STEEL BAR PER ASTM A 108 OR TYPE 4130 STEEL BAR PER MIL-S-6758b. CODE LETTER D: TYPE 2024-T6 ALUMINUM ALLOY BAR PER AMS 4112 OR TYPE 2024-T851 ALUMINUM ALLOY BAR PER QQ-A-225/6c. CODE LETTER J: TYPE 304 CORROSION RESISTANT STEEL BAR PER QQ-S-763, CLASS 304d. CODE LETTER K: TYPE 316 CORROSION RESISTA
8、NT STEEL BAR PER QQ-S-763, CLASS 316e. CODE LETTER R: TYPE 321 CORROSION RESISTANT STEEL BAR PER QQ-S-763, CLASS 321f. CODE LETTER S (INACTIVE FOR USE): TYPE 347 CORROSION RESISTANT STEEL BAR PER QQ-S-763, CLASS 347g. CODE LETTER T: TYPE 6AL-4V TITANIUM ALLOY BAR PER AMS 4928h. CODE LETTER W: TYPE 7
9、075-T7351 ALUMINUM ALLOY BAR PER AMS 4124i. CODE S MATERIAL MAY BE USED UNTIL STOCK IS DEPLETED, CODE R MATERIAL MAY BE SUBSTITUTED WHENEVER CODE S MATERIAL IS SPECIFIED.2. FINISH:a. NO MATERIAL CODE LETTER (HYPHEN): CADMIUM PLATE PER QQ-P-416, TYPE II, CLASS 2. DIP IN OIL PER MIL-H-6083 OR MIL-H-46
10、170.b. MATERIAL CODE LETTER T: FLUORIDE PHOSHATE CONVERSION COAT PER AMS 2486.c. MATERIAL CODE LETTER D AND W: ANODIZE PER AMS 2471.d. MATERIAL CODE LETTER J, K, R, AND S: PASSIVATE PER QQ-P-35, TYPE VI OR VII./3/ DN = NOMINAL TUBE OUTSIDE DIAMETER/4/ PROCUREMENT SPECIFICATION: MA2005 (ISO 7169) THI
11、S PART SHALL BE QUALIFIED TO THE PROCUREMENT SPECIFICATION AS APPLICABLE IN A COMPLETE ASSEMBLY. USERS OF THIS STANDARD ARE ADVISED TO CONTROL SOURCE APPROVAL(S) BY STANDARD PAGE SUPPLEMENT SHEET OR SIMILAR MEANS./5/ IDENTIFICATION AT LOCATION SHOWN:a. MARK PER AS478 CLASS C OR D OR METHOD 7A3, 15A3
12、, OR 15B.b. MANUFACTURERS NAME, TRADEMARK OR CAGE CODE, BASIC PART NUMBER, AND MATERIAL CODE LETTER.6. THE LARGEST PORT DETERMINES THE HEX SIZE.7. THIS PART IS DESIGNED FOR USE IN SYSTEMS AT TYPE II TEMPERATURE (-55 TO 135 C) WITH OPERATING PRESSURES AS FOLLOWS:a. ALL SIZES TITANIUM ALLOY AND CORROS
13、ION RESISTANT STEEL AND SIZES -05 THROUGH -20 ALUMINUM ALLOY AT CLASS E (21 000 kPa)b. SIZES -25 AND -32 ALUMINUM ALLOY AT CLASS B (10 500 kPa)c. SIZE -40 ALUMINUM ALLOY AT CLASS A (4000 kPa)d. TYPE AND CLASSES PER MA2001 (ISO 6771)8. SURFACE TEXTURE: SYMBOLS PER ANSI Y14.36; REQUIREMENTS PER ANSI/A
14、SME B46.1. UNLESS OTHERWISE SPECIFIED, SURFACES TO BE 3.2 m Ra.9. BREAK EDGES 0.1 TO 0.4 UNLESS OTHERWISE SPECIFIED.AEROSPACE STANDARD MA2037 SHEET 4 OF 4 REV. A BUSHING, SCREW THREAD EXPANDER, FLARELESS TUBE, METRIC NOTES (Continued):10. DIMENSIONING AND TOLERANCING: ANSI Y14.5M11. DIMENSIONS IN MILLIMETERS. UNLESS OTHERWISE SPECIFIED, TOLERANCES: LINEAR DIMENSIONS 0.5; ANGULAR DIMENSIONS 5./12/ EXAMPLE OF PART NUMBER:
