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1、SAE Technical Standards Board Rules provide that: “This report is published by SAE to advance the state of technical and engineering sciences. The use of this report is entirely voluntary, and its applicability and suitability for any particular use, including any patent infringement arising therefr
2、om, is the sole responsibility of the user.” SAE reviews each technical report at least every five years at which time it may be reaffirmed, revised, or cancelled. SAE invites your written comments and suggestions. SHEET 1 OF 3 AS21906 REV. B AEROSPACE STANDARD AS21906 REV. B ISSUED 1998-03 REVISED
3、2003-06 REAFFIRMED 2007-07 (R) CROSS, FLARELESS TUBE CUSTODIAN: SAE G-3/G-3BPROCUREMENT SPECIFICATION: AS18280 FEDERAL SUPPLY CLASS 4730 FIGURE 1 - CROSS, FLARELESS TUBE TABLE 1 - DIMENSIONS DASH NO. NOMINAL TUBE SIZE T THREAD AS8879 Q +.047 -.000 U RADV W APPROX WEIGHT, LB/EA, APPROX, REF. STEEL AL
4、 ALLOY TI ALLOY -2 .125.3125-24 UNJF-3A .750.063 .313 .313 .056.020 .032 -3 .188.3750-24 UNJF-3A .813.063 .375 .375 .071.025 .040 -4 .250.4375-20 UNJF-3A .875.063 .438 .375 .085.030 .049 -5 .313.5000-20 UNJF-3A .938.063 .500 .469 .115.045 .066 -6 .375.5625-18 UNJF-3A1.031.094 .563 .500 .134.055 .077
5、 -8 .500.7500-16 UNJF-3A1.250.094 .750 .688 .315.115 .181 -10 .625.8750-14 UNJF-3A1.406.125 .875 .781 .450.160 .259 -12 .7501.0625-12 UNJ-3A1.563.1251.063 .906 .680.240 .392 -161.0001.3125-12 UNJ-3A1.719.1251.3131.0941.000.351 .577 -201.2501.6250-12 UNJ-3A1.875.1251.6251.3131.595.600 .920 -241.5001.
6、8750-12 UNJ-3A2.000.1251.8751.5001.980.7271.142 -322.0002.5000-12 UNJ-3A2.438.2502.5632.031 RATIONALE THIS DOCUMENT HAS BEEN REAFFIRMED TO COMPLY WITH THE SAE 5-YEAR REVIEW POLICY. Copyright 2007 SAE International All rights reserved. No part of this publication may be reproduced, stored in a retrie
7、val system or transmitted, in any form or by any means, electronic, mechanical, 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: 724-776-4970 (outside USA) Fax: 724-776-0790 Email: CustomerSe
8、rvicesae.org SAE WEB ADDRESS: http:/www.sae.org Copyright SAE International Provided by IHS under license with SAELicensee=Defense Supply Ctr/5913977001 Not for Resale, 12/04/2007 18:37:20 MSTNo reproduction or networking permitted without license from IHS -,-,- CROSS, FLARELESS TUBE AEROSPACE STAND
9、ARD AS21906 SHEET 2 OF 3 AS21906 REV. B REV. B (R) NOTES: 1.MATERIAL: SEE PROCUREMENT SPECIFICATION. ALLOY STEEL ALUMINUM ALLOY CORROSION RESISTANT STEEL TITANIUM ALLOY 2.FINISH: SEE PROCUREMENT SPECIFICATION 3.BREAK EDGES .003 TO .015 UNLESS OTHERWISE SPECIFIED. 4.DIMENSIONS ARE IN INCHES. UNLESS O
10、THERWISE SPECIFIED, TOLERANCES: DECIMALS .016, ANGLES 030. 5.PART NUMBERS: DASH “-” IN PART NUMBER FOR 4130 ALLOY STEEL IS CANCELLED AND REPLACED, SEE 7 /A/ ADD “V(SIZE)P” IN PLACE OF DASH FOR CORROSION RESISTANT STEEL (15-5PH), CADMIUM PLATED ADD “V” IN PLACE OF DASH FOR CORROSION RESISTANT STEEL (
11、15-5PH), NOT CADMIUM PLATED ADD “D” IN PLACE OF DASH FOR ALUMINUM ALLOY (2014): CANCELLED AND REPLACED, SEE 7 /C/ ADD “W” IN PLACE OF DASH FOR ALUMINUM ALLOY (7075) ADD “J” IN PLACE OF DASH FOR CORROSION RESISTANT STEEL (TYPE 304) ADD “K” IN PLACE OF DASH FOR CORROSION RESISTANT STEEL (TYPE 316) ADD
12、 “R” AFTER DASH NUMBER FOR CORROSION RESISTANT STEEL (TYPE 321) ADD “S” AFTER DASH NUMBER FOR CORROSION RESISTANT STEEL (TYPE 347): CANCELLED, SEE 7 /D/ ADD “T” AFTER DASH NUMBER FOR TITANIUM ALLOY (6AL-4V) EXAMPLES OF PART NUMBERS: MS21906-4CROSS, .250 TUBING, 4130 ALLOY STEEL IS CANCELLED AND REPL
13、ACED, SEE 7 /A/ MS21906V4PCROSS, .250 TUBING, CORROSION RESISTANT STEEL (15-5PH), CADMIUM PLATED MS21906V4CROSS, .250 TUBING, CORROSION RESISTANT STEEL (15-5PH), NOT CADMIUM PLATED MS21906D4CROSS, .250 TUBING, ALUMINUM ALLOY (2014) IS CANCELLED AND REPLACED, SEE 7 /C/ MS21906W4CROSS, .250 TUBING, AL
14、UMINUM ALLOY (7075) MS21906J4CROSS, .250 TUBING, CORROSION RESISTANT STEEL (TYPE 304) MS21906K4CROSS, .250 TUBING, CORROSION RESISTANT STEEL (TYPE 316) MS21906-4RCROSS, .250 TUBING, CORROSION RESISTANT STEEL (TYPE 321) MS21906-4SCROSS, .250 TUBING, CORROSION RESISTANT STEEL (TYPE 347) IS CANCELLED,
15、SEE 7 /D/ MS21906-4TCROSS, .250 TUBING, TITANIUM ALLOY (6AL-4V) 6.TITANIUM NOT RECOMMENDED FOR USE IN OXYGEN SYSTEMS. 7.SEE TABLE 2 FOR CANCELLED AND SUPERSEDED DOCUMENT AND PART NUMBERS. 8.REFERENCED DOCUMENTS SHALL BE OF THE ISSUE IN EFFECT ON DATE OF INVITATIONS FOR BID. 9.IN THE EVENT OF A CONFL
16、ICT BETWEEN THE TEXT OF THIS STANDARD AND THE REFERENCES CITED HEREIN, THE TEXT OF THIS STANDARD SHALL TAKE PRECEDENCE. 10.USERS OF THIS STANDARD SHALL PROCURE THE PRODUCT FROM ACCREDITED MANUFACTURERS OR ACCREDITED DISTRIBUTORS AS LISTED IN THE PERFORMANCE REVIEW INSTITUTE (PRI) QUALIFIED PRODUCTS
17、LIST PRI-QPL-AS18280 FOR THIS STANDARD. SEE http:/www.pri.sae.org/QPL/as18280.pdf FOR CURRENT QPL ONLINE. NOTE THAT MANUFACTURERS ARE ACCREDITED BY PART NUMBER, SIZE AND MATERIALS ON PRI-QPL- AS18280. 11.THE CHANGE BAR ( l ) LOCATED IN THE LEFT MARGIN IS FOR THE CONVENIENCE OF THE USER IN LOCATING A
18、REAS 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. 12.INTERPRETATION OF DRAWING PER ARP4296. 13.FLUID PASSAGE, HOLE CONTOUR: ARP4266 (OPTIONAL) Co
19、pyright SAE International Provided by IHS under license with SAELicensee=Defense Supply Ctr/5913977001 Not for Resale, 12/04/2007 18:37:20 MSTNo reproduction or networking permitted without license from IHS -,-,- CROSS, FLARELESS TUBE AEROSPACE STANDARD AS21906 SHEET 3 OF 3 AS21906 REV. B REV. B (R)
20、 /A/PARTS CODED “-” FOR 4130 ALLOY STEEL ARE NOT TO BE MANUFACTURED. PARTS CODED “V(SIZE)P” FOR CORROSION RESISTANT STEEL (15-5PH) WITH CADMIUM PLATE SHALL BE FURNISHED IN LIEU OF “-” CODED (4130) PARTS. PARTS CODED “-” FOR 4130 ALLOY STEEL MAY BE PROCURED UNTIL 12-31-06. /B/PARTS CODED “C” FOR CORR
21、OSION RESISTANT STEEL (TYPE 303) ARE NOT TO BE MANUFACTURED. PARTS CODED “J”, “K” OR “R” FOR CORROSION RESISTANT STEEL (TYPES 304, 316, OR 321, RESPECTIVELY) SHALL BE FURNISHED IN LIEU OF “C” CODED PARTS AT SUPPLIERS OPTION. /C/PARTS CODED “D” FOR ALUMINUM ALLOY 2014 ARE NOT TO BE MANUFACTURED. PART
22、S CODED “W” FOR ALUMINUM ALLOY 7075 SHALL BE FURNISHED IN LIEU OF 2014 (D CODE) PARTS. PARTS CODED “D” FOR ALUMINUM ALLOY 2014 MAY BE PROCURED UNTIL 12-31-06. /D/PARTS CODED “S” FOR CORROSION RESISTANT STEEL (TYPE 347) ARE NOT TO BE MANUFACTURED. PARTS CODED “S” MAY BE USED UNTIL EXISTING STOCK IS D
23、EPLETED. PARTS CODED “R” FOR CORROSION RESISTANT STEEL (TYPE 321) SHALL BE FURNISHED IN LIEU OF “S” CODED PARTS. TABLE 2 - CANCELLED AND SUPERSEDED DOCUMENT AND PART NUMBERS CANCELLED DOCUMENT NUMBER PART NUMBERS SUPERSESSION NOTES SUPERSEDING DOCUMENT NUMBER SUPERSEDING PART NUMBERS MS21906MS21906-
24、(2 THRU 32)/A/AS21906MS21906V(2 THRU 32)P MS21906MS21906C(2 THRU 32)/B/AS21906MS21906J(2 THRU 32), MS21906K(2 THRU 32), OR MS21906-(2 THRU 32)R MS21906MS21906D(2 THRU 32)/C/AS21906MS21906W(2 THRU 32) MS21906MS21906W(2 THRU 32)NONEAS21906MS21906W(2 THRU 32) MS21906MS21906J(2 THRU 32)NONEAS21906MS2190
25、6J(2 THRU 32) MS21906MS21906K(2 THRU 32)NONEAS21906MS21906K(2 THRU 32) MS21906MS21906-(2 THRU 32)RNONEAS21906MS21906-(2 THRU 32)R MS21906MS21906-(2 THRU 32)S/D/AS21906MS21906-(2 THRU 32)R MS21906MS21906-(2 THRU 32)TNONEAS21906MS21906-(2 THRU 32)T Copyright SAE International Provided by IHS under license with SAELicensee=Defense Supply Ctr/5913977001 Not for Resale, 12/04/2007 18:37:20 MSTNo reproduction or networking permitted without license from IHS -,-,-