1、 AEROSPACE STANDARD TEE, BULKHEAD, FLARELESS TUBE, INTERNAL THREAD ON SIDE AS21910Copyright 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, photocopying, recor
2、ding, 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 ISSUED1998-03REAFFIRMED2015-04 REVISED 2017-07TH
3、IRD ANGLE PROJECTION CUSTODIAN: G-3/G-3B REV.EFEDERAL SUPPLY CLASS 4730 AS21910 SHEET 1 OF 4 REV. E PROCUREMENT SPECIFICATION: AS18280 /10/ SAETechnicalStandardsBoard Rulesprovidethat:“Thisreportispublished bySAEto advance the state oftechnicaland engineering sciences.The use ofthisreportisentirelyv
4、oluntary,anditsapplicabilityandsuitabilityforanyparticularuse,includinganypatentinfringementarising therefrom,isthe sole responsibilityoftheuser.”SAEreviewseachtechnicalreportatleasteveryfiveyearsatwhich time itmaybe revised,reaffirmed,stabilized,orcancelled.SAEinvitesyourwritten commentsandsuggesti
5、ons.SAE values your input. To provide feedback on this Technical Report, please visit http:/standards.sae.org/AS21910E RATIONALE INTRODUCTORY NOTICE, PART MARKING AND DIMENSIONING NOTES, REACTIVATED MATERIAL CODES DASH “-” AND “D” AND CLARIFIED OTHER MATERIAL STATUS NOTICE THE INITIAL SAE PUBLICATIO
6、N OF THIS DOCUMENT WAS TAKEN DIRECTLY FROM U.S. MILITARY STANDARD MS21910. THIS SAE STANDARD RETAIN THE SAME PART NUMBERS ESTABLISHED BY THE ORIGINAL MILITARY DOCUMENT. PROCUREMENT OF MS21910 PART NUMBERS TO THIS “AS” STANDARD MAY RESULT IN LOSS OF CONFIGURATION CONTROL WHERE DIFFERENCES IN THE CANC
7、ELLED MIL-F-18280 AND THE SUPERSEDING AS18280 PROCUREMENT SPECIFICATIONS EXIST. AS1001 IS A RECOMMENDED REPLACEMENT STANDARD THAT ELIMINATES THIS PROBLEM. FIGURE 1 - TEE, BULKHEAD, FLARELESS TUBE, INTERNAL THREAD ON SIDE AEROSPACE STANDARD AS21910 SHEET 2 OF 4 REV. E TEE, BULKHEAD, FLARELESS TUBE, I
8、NTERNAL THREAD ON SIDE TABLE 1 TABLE 1A - DIMENSIONS B THROUGH U DASH NO. /5/ NOMINAL TUBE SIZE REF (T)THREAD AS8879 B MIN K +.047 -.000 Q +.047 -.000 R +.047 -.000 U RAD -2 .125 .3125-24 UNJF-3A .375 .625 .844 1.375 .063 -3 .188 .3750-24 UNJF-3A .406 .688 .906 1.453 .094 -4 .250 .4375-20 UNJF-3A .4
9、38 .750 1.094 1.672 .094 -5 .313 .5000-20 UNJF-3A .438 .750 1.094 1.672 .094 -6 .375 .5625-18 UNJF-3A .469 .813 1.156 1.891 .125 -8 .500 .7500-16 UNJF-3A .562 1.000 1.344 2.031 .125 -10 .625 .8750-14 UNJF-3A .625 1.156 1.500 2.250 .125 -12 .750 1.0625-12 UNJ-3A .688 1.344 1.641 2.438 .125 -16 1.000
10、1.3125-12 UNJ-3A .688 1.531 1.844 2.656 .125 -20 1.250 1.6250-12 UNJ-3A .688 1.719 1.984 2.797 .125 TABLE 1B - DIMENSIONS V THROUGH Z DASH NO. /5/ V W APPROX X APPROX Z DIA WEIGHT, LB/EA, APPROX, REF STEEL AL ALLOY TI ALLOY -2 .500 .469 .313 .563 .051 .018 .029 -3 .563 .500 .313 .625 .104 .039 .060
11、-4 .750 .688 .438 .750 .233 .083 .134 -5 .750 .688 .438 .750 .278 .099 .160 -6 .875 .781 .438 .875 .326 .116 .188 -8 1.063 .906 .500 1.063 .554 .197 .319 -10 1.063 .906 .500 1.188 .579 .206 .334 -12 1.313 1.094 .625 1.438 1.012 .360 .583 -16 1.625 1.313 .750 1.688 1.340 .455 .773 -20 1.875 1.500 .87
12、5 2.000 1.950 .672 1.125 NOTES NOTICE THIS DOCUMENT REFERENCES A PART WHICH CONTAINS CADMIUM AS A PLATING MATERIAL. CONSULT LOCAL OFFICIALS IF YOU HAVE QUESTIONS CONCERNING CADMIUMS USE. 1. MATERIAL: SEE PROCUREMENT SPECIFICATION. ALLOY STEEL. ALUMINUM ALLOY. CORROSION RESISTANT STEEL. TITANIUM ALLO
13、Y. 2. FINISH: SEE PROCUREMENT SPECIFICATION. 3. BREAK EDGES .003 TO .015 UNLESS OTHERWISE SPECIFIED. 4. DIMENSIONS ARE IN INCHES. UNLESS OTHERWISE SPECIFIED, TOLERANCES: DECIMALS .016, ANGLES 030. AEROSPACE STANDARD AS21910 SHEET 3 OF 4 REV. E TEE, BULKHEAD, FLARELESS TUBE, INTERNAL THREAD ON SIDE /
14、5/ PART NUMBERS: MATERIAL CODE DASH “-” IN PART NUMBER FOR 4130 ALLOY STEEL. ADD MATERIAL CODE “V(SIZE)P” IN PLACE OF DASH FOR CORROSION RESISTANT STEEL (15-5PH), CADMIUM PLATED. ADD MATERIAL CODE “V” IN PLACE OF DASH FOR CORROSION RESISTANT STEEL (15-5PH), NOT CADMIUM PLATED. ADD MATERIAL CODE “D”
15、IN PLACE OF DASH FOR ALUMINUM ALLOY (2014). ADD MATERIAL CODE “W” IN PLACE OF DASH FOR ALUMINUM ALLOY (7075). ADD MATERIAL CODE “J” IN PLACE OF DASH FOR CORROSION RESISTANT STEEL (TYPE 304). ADD MATERIAL CODE “K” IN PLACE OF DASH FOR CORROSION RESISTANT STEEL (TYPE 316). ADD MATERIAL CODE “R” AFTER
16、DASH NUMBER FOR CORROSION RESISTANT STEEL (TYPE 321). ADD MATERIAL CODE “S” AFTER DASH NUMBER FOR CORROSION RESISTANT STEEL (TYPE 347): (INACTIVE). ADD MATERIAL CODE “T” AFTER DASH NUMBER FOR TITANIUM ALLOY (6Al-4V). EXAMPLES OF PART NUMBERS: MS21910-4 TEE, .250 TUBING, 4130 ALLOY STEEL. MS21910V4P
17、TEE, .250 TUBING, CORROSION RESISTANT STEEL (15-5PH), CADMIUM PLATED. SEE TABLE 2 /A/. MS21910V4 TEE, .250 TUBING, CORROSION RESISTANT STEEL (15-5PH), NOT CADMIUM PLATED. MS21910D4 TEE, .250 TUBING, ALUMINUM ALLOY (2014), SEE TABLE 2 /C/. MS21910W4 TEE, .250 TUBING, ALUMINUM ALLOY (7075). MS21910J4
18、TEE, .250 TUBING, CORROSION RESISTANT STEEL (TYPE 304). MS21910K4 TEE, .250 TUBING, CORROSION RESISTANT STEEL (TYPE 316). MS21910-4R TEE, .250 TUBING, CORROSION RESISTANT STEEL (TYPE 321). MS21910-4S TEE, .250 TUBING, CORROSION RESISTANT STEEL (TYPE 347) REPLACED, SEE TABLE 2 /D/. MS21910-4T TEE, .2
19、50 TUBING, TITANIUM ALLOY (6AL-4V). 6. PART MARKING: SEE PROCUREMENT SPECIFICATION. 7. DIMENSIONING AND TOLERANCING: ANSI Y14.5M-1982. 8. REFERENCED DOCUMENTS SHALL BE OF THE ISSUE IN EFFECT ON DATE OF INVITATIONS FOR BID. 9. IN THE EVENT OF A CONFLICT BETWEEN THE TEXT OF THIS STANDARD AND THE REFER
20、ENCES CITED HEREIN, THE TEXT OF THIS STANDARD SHALL TAKE PRECEDENCE. /10/ PROCUREMENT SPECIFICATION: AS18280 EXCEPT AS SPECIFIED ON THIS STANDARD. PRODUCT SUPPLIED TO THIS SPECIFICATION SHALL BE MANUFACTURED BY AN ACCREDITED MANUFACTURER LISTED IN THE PERFORMANCE REVIEW INSTITUTE (PRI) QUALIFIED PRO
21、DUCTS LIST (QPL) PRI-QPL-AS18280 FOR THIS STANDARD. SEE www.eAuditN FOR CURRENT QPL ON-LINE. 11. SURFACE TEXTURE: SYMBOLS PER ASME Y14.36M. REQUIREMENTS PER ASME B46.1. UNLESS OTHERWISE SPECIFIED, MACHINED SURFACES SHALL BE 125 MICROINCHES Ra. 12. REVISION INDICATOR: A CHANGE BAR (I) LOCATED IN THE
22、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. CHAN
23、GE BARS AND (R) ARE NOT USED IN ORIGINAL PUBLICATIONS, NOR IN DOCUMENTS THAT CONTAIN EDITORIAL CHANGES ONLY. 13. INTERPRETATION OF DRAWING PER AS4296. 14. FLUID PASSAGE, HOLE CONTOUR: AS4266 (OPTIONAL). 15. INVENTORIED PARTS CONFORMING TO THE PREVIOUS LETTER CHANGE MAY BE USED TO DEPLETION. AEROSPAC
24、E STANDARD AS21910 SHEET 4 OF 4 REV. E TEE, BULKHEAD, FLARELESS TUBE, INTERNAL THREAD ON SIDE TABLE 2 - CANCELLED, SUPERSEDING DOCUMENT AND PART NUMBERS CANCELLED DOCUMENT NUMBER OLD PART NUMBERS SUPERSEDING DOCUMENT NUMBER RETAINED MIL-F-18280 PART NUMBERS CURRENT AS18280 PART NUMBERS MS21910 MS219
25、10-(2 THRU 20) AS21910 MS21910-(2 THRU 20) MS21910 MS21910-(2 THRU 20) AS21910 /A/ MS21910V(2 THRU 20)P MS21910 MS21910C(2 THRU 20) AS21910 /B/ MS21910J(2 THRU 20) MS21910 MS21910C(2 THRU 20) AS21910 /B/ MS21910K(2 THRU 20) MS21910 MS21910C(2 THRU 20) AS21910 /B/ MS21910-(2 THRU 20)R MS21910 MS21910
26、D(2 THRU 20) AS21910 MS21910D(2 THRU 20) MS21910 MS21910D(2 THRU 20) AS21910 /C/ MS21910W(2 THRU 20) MS21910 MS21910W(2 THRU 20) AS21910 MS21910W(2 THRU 20) MS21910 MS21910J(2 THRU 20) AS21910 MS21910J(2 THRU 20) MS21910 MS21910K(2 THRU 20) AS21910 MS21910K(2 THRU 20) MS21910 MS21910-(2 THRU 20)R AS
27、21910 MS21910-(2 THRU 20)R MS21910 MS21910-(2 THRU 20)S AS21910 /D/ MS21910-(2 THRU 20)R MS21910 MS21910-(2 THRU 20)T AS21910 MS21910-(2 THRU 20)T 16. EXPLANATORY NOTES: /A/ MATERIAL CODE “V(SIZE)P” FOR CADMIUM PLATED 15-5PH CORROSION RESISTANT STEEL IS RECOMMENDED AS A REPLACEMENT FOR MATERIAL CODE
28、 “-” WHEN HIGH STRENGTH MATERIAL IS NEEDED. /B/ MATERIAL CODE “C” FOR CORROSION RESISTANT STEEL (TYPE 303) IS REPLACED BY MATERIAL CODES “J”, “K”, OR “R” FOR CORROSION RESISTANT STEEL (TYPE 304, TYPE 316 OR TYPE 321 RESPECTIVELY). (INACTIVATED ON MS21900 SERIES STANDARDS 27 JUNE 1969.) /C/ MATERIAL
29、CODE “W” FOR ALUMINUM ALLOY 7075 IS RECOMMENDED AS A REPLACEMENT FOR MATERIAL CODE “D” FOR ALUMINUM ALLOY 2014 IN HYDRAULIC APPLICATIONS WHERE HIGHER STRENGTH PROPERTIES AND SUPERIOR CORROSION RESISTANCE IS REQUIRED. /D/ MATERIAL CODE “S” FOR CORROSION RESISTANT STEEL (TYPE 347) IS REPLACED BY MATERIAL CODE “R” FOR CORROSION RESISTANT STEEL (TYPE 321). (BY MIL-F-18280E DATED 11 MAY 1987.)
