DLA MS20760 REV D-2013 ADAPTER STRAIGHT FLANGE TO TUBE.pdf

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1、 MS20760D 12 February 2013 SUPERSEDING MS20760C 16 June 1978 DETAIL SPECIFICATION SHEET ADAPTER, STRAIGHT, FLANGE TO TUBE This specification is approved for use by all Departments and Agencies of the Department of Defense. The requirements for acquiring the product described herein shall consist of

2、this specification sheet and SAE-AS4875/1. 8 through 32 size codes Inches mm .005 .015 .125 0.13 0.38 3.18 FIGURE 1. Adapter straight flange to tube dimensions and configurations. AMSC N/A FSC 4730 INCH-POUND Provided by IHSNot for ResaleNo reproduction or networking permitted without license from I

3、HS-,-,-MS20760D 2 40 and 48 size codes (see note 7) Inches mm .005 .015 .125 0.13 0.38 3.18 Size code number Tubing OD Thread T (ref) A dia. .003 (0.08) inch (mm) B dia. inch (mm) 8 .500 (12.70) .7500-16UNJF-3A .391 (9.93) .660 (16.76) 10 .625 (15.88) .8750-14UNJF-3A .484 (12.29) .773 (19.63) 12 .75

4、0 (19.05) 1.0625-12UNJ-3A .600 (15.24) .891 (22.63) 12 -16 16 1.000 (2.54) 1.3125-12UNJ-3A .844 (21.44) 1.156 (29.36) 20 1.250 (13.75) 1.6250-12UNJ-3A 1.078 (27.38) 1.438 (36.53) 20-24 24 1.500 (38.10) 1.8750-12UNJ-3A 1.312 (33.32) 1.688 (42.88) 32 2.000 (50.80) 2.500-12UNJ-3A 1.781 (45.24) 2.250 (5

5、7.15) 40 2.500 (63.50) 3.000-12UNJ-3A 2.281 (57.94) 2.812 (71.42) 48 3.000 (76.20) 3.5000-12UNJ-3A 2.781 (70.64) 3.344 (84.94) FIGURE 1. Adapter straight flange to tube dimensions and configurations - Continued. Provided by IHSNot for ResaleNo reproduction or networking permitted without license fro

6、m IHS-,-,-MS20760D 3 Size code number C dia. +.000 -.005 (0.13) inch (mm) D inch (mm) E inch (mm) F .005 (0.13) inch (mm) G .005 (0.13) inch (mm) 8 .875 (22.23) 1.207 (30.66) 1.390 (35.31) .016 (0.41) .250 (6.35) .950 (24.13) 10 1.000 (25.40) 1.308 (33.22) 1.468 (37.29) 1.038 (26.37) 12 1.250 (31.75

7、) 1.406 (35.71) 1.594 (40.49) 1.156 (29.36) 12 -16 1.500 (38.10) 1.750 (44.45) 1.312 (33.32) 16 1.500 (38.10) 20 1.844 (46.84) 1.625 (41.28) 2.188 (55.58) .020 (0.51) 1.656 (42.06) 20-24 2.125 (53.98) 2.375 (60.33) .312 (7.92) 1.812 (46.02) 24 1.750 (44.45) 32 2.750 (69.85) 2.125 (53.98) 3.000 (76.2

8、0) 2.375 (60.33) 40 3.281 (83.34) 2.000 (50.80) 4.000 (101.60) - 48 3.781 (96.04) 2.125 (53.98) 4.500 (114.30) - Size code number H dia. +.010 (0.25) -.000 inch (mm) J rad. inch (mm) K dia. inch (mm) L Dia. .005 (0.13) inch (mm) 8 .205 (5.21) .219 (5.56) 1.782 (45.26) 1.344 (34.14) 10 1.906 (48.41)

9、1.468 (37.29) 12 2.094 (53.19) 1.635 (41.53) 12-16 2.312 (58.72) 1.855 (47.12) 16 20 .266 (6.76) .266 (6.76) 2.875 (73.03) 2.342 (59.49) 20-24 .281 (7.14) 3.094 (78.59) 2.562 (65.07) 24 32 .328 (8.33) .312 (7.92) 3.953 (100.41) 3.359 (85.32) 40 .375 (9.53) 4.500 (114.30) 3.812 (96.82) 48 .625 (15.88

10、) 5.000 (127.00) 4.312 (109.52) FIGURE 1. Adapter straight flange to tube dimensions and configurations - Continued. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MS20760D 4 NOTES: 1. Dimensions are in inches. 2. Metric equivalents are given for in

11、formation only. 3. Unless otherwise specified tolerances are .005 inch (0.13 mm), angles .5. 4. Break sharp edges .and remove all hanging burrs and slivers 5. Annular tool marks up to 63 -in (1.6 m) Ra max will be allowed, machined surfaces shall be finished to 100in (2.54 m) Ra, unless otherwise sp

12、ecified on the figures. Surface finish shall be in accordance with ASME B46.1. 6. Reduction by forging draft angle of 7 maximum is permissible. 7. Not to be used unless approved by the procuring activity. FIGURE 1. Adapter straight flange to tube dimensions and configurations - Continued. REQUIREMEN

13、TS: Dimensions and configuration shall be in accordance with figure 1. For design features purposes, this standard takes precedence over documents referenced herein. Referenced documents shall be of the issue in effect on date of invitation for bid. Porosity test: finished castings shall not leak wh

14、en subjected to 100-psi (0.7 MPa) internal air pressure and submerged in water for 3 minutes minimum. This part is designed for use in fuel and oil systems with maximum operating pressures in accordance with table I. TABLE I. Maximum operating pressure. Size code number Material PSI MPa 8 thru 16 Al

15、uminum alloy 1500 10.3 24 thru 28 Aluminum alloy 500 3.4 32 thru 48 Aluminum alloy 500 3.4 Size code number N dia. inch (mm) P +.015 (0.38) -.000 inch (mm) 8 .451 (11.46) .394 (10.01) 10 .544 (13.82) .407 (10.34) 12 .669 (16.99) .417 (10.59) 12-16 16 .904 (22.96) .464 (11.79) 20 1.138 (28.91) .480 (

16、12.19) 20-24 24 1.372 (34.85) 32 1.841 (46.76) .605 (15.37) 40 2.341 (59.46) .704 (17.88) 48 2.841 (72.16) .751 (19.08) Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MS20760D 5 Maximum operating temperature 275 F (135C). Materials and finishes shal

17、l be in accordance with table II. All platings shall be capable of meeting a minimum of 96 hours salt spray test in accordance with ASTM B117. The fittings shall show no evidence of corrosion after 96 hours of salt spray. Fluid passages, other openings, and internal threads shall not be subject to t

18、he plating thickness requirement and may have bare areas provided they are protected with a light film of oil. TABLE II. Material and finish code letters. Code letter Material Finish - Steel 1137 or 1141 in accordance with ASTM A108 Cadmium plated in accordance with SAE-AS4875. D Aluminum alloy 2014

19、-T4 in accordance with SAE-AMS-QQ-A-225/6 or aluminum alloy casting in accordance with ASTM B108/B108M Anodized anodize in accordance with MIL-A-8625, type 2, dye light blue Aluminum alloy 2024 or 2024 forging and bar stock in accordance with SAE-AS4875 DA Aluminum alloy 2014-T4 in accordance with S

20、AE-AMS-QQ-A-225/6 or aluminum alloy casting in accordance with ASTM B108/108M Chemical conversion coating in accordance with, MIL-DTL-5541, type II, class 3 Aluminum alloy 2024 or 2024 forging and bar stock in accordance with SAE-AS4875 F Steel 1137 or 1141 in accordance with ASTM A108 Zinc plating

21、in accordance with ASTM B633; type VI, Fe/Zn 5. 2/ H Steel 1137 or 1141 in accordance with ASTM A108 Aluminum-nickel in accordance with ASTM F1136/F1136M, grade 3, NC. R Corrosion resistant steel (CRES) alloy 321 in accordance with SAE-AS4875 Passivate in accordance with SAE-AS4875 W Aluminum alloy

22、7075-T73 or T7352 in accordance with SAE-AS4875 Anodize in accordance with MIL-A-8625, type 2, dye brown WC Aluminum alloy 7075-T73 or T7352 in accordance with SAE-AS4875 Chemical conversion coating in accordance with, MIL-DTL-5541, type II, class 3 T 1/ Titanium in accordance with SAE-AS4875 Anodiz

23、ed in accordance with SAE-AS4875 Z Steel 1137 or 1141 in accordance with ASTM A108 Zinc plating in accordance with ASTM B633; type II or III, Fe/Zn 5, or ASTM B695, type II, class 5. ZN Steel 1137 or 1141 in accordance with ASTM A108 Zinc plating in accordance with ASTM B633; type II or III, Fe/Zn 5

24、, or ASTM B695, type II, class 5 with NAVAIR TCP in accordance with MIL-DTL-81706, type II, class 1A. 1/ Titanium shall not be used in oxygen systems. 2/ Hexavalent chromium free Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MS20760D 6 The connecto

25、r flange to hose shall not exceed the weight limits specified in table III. TABLE III. Weight limits. 1/ Size code number Weight max lbs, (gr) AL alloy Steel/CRES TI alloy 8 - - - 10 - - - 12 .09 (41) .25 (113) .15 (68) 12-16 .10 (45) .28 (127) .17 (77) 16 .12 (54) .35 (159) .20 (91) 20 .16 (73) .53

26、 (240) .26 (118) 20-24 .23 (104) .64 (290) .38 (172) 24 .25 (113) 1.28 (581) .41 (186) 32 .45 (204) 1.82 (826) .74 (336) 40 (a) .65 (295) 2.32 (1052) 1.07 (485) 48 (a) .83 (376) 2.43 (1102) 1.37 (621) 1/ Metric equivalents given for information only. Part or Identifying Number (PIN): The PIN consist

27、s of prefix “MS” the specification sheet number, and a dash, a letter for material/finish and size code. Unassigned PINs shall not be used. MS 20760 - D 8 PIN example: MS20760-D8 indicates a flange to hose adapter .500 inch (12.70 mm) flange to a .750 inch (19.05 mm) thread, aluminum alloy 2014-T4 a

28、nodized light blue. Cadmium is not recommended. To the users of this document, it is recommended that the use of carbon steel material with cadmium plating be used only when other materials and finishes specified in this document cannot meet performance requirements. Marking: Part shall be permanent

29、ly marked with the MS PIN, and include the manufacturers CAGE, name, or trademark. Referenced documents shall be of the issue in effect on date of invitation for bid. Changes from previous issues. Marginal notations are not used in this revision to identify changes with respect to the previous issue

30、 due to the extent of the changes. Specification sheet number MS prefix Material/finish code letter (see table II) Size code number (see figure1) Dash Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MS20760D 7 Referenced documents: In addition to SAE

31、-AS4875/1, this document references the following: MIL-A-8625 MIL-DTL-5541 MIL-DTL-81706 ASME B46.1 ASTM A108 ASTM B108/B108M ASTM B117 ASTM B633 ASTM B695 ASTM F1136/F1136M SAE-AMS-QQ-A-225/6 SAE-AS4395 SAE-AS4875 CONCLUDING MATERIAL Custodians: Preparing activity: Army - AV DLA - CC Navy - AS Air

32、Force - 99 (Project 4730-2012-080) DLA - CC Review activities: Army - MI Navy - MC, SA Air Force - 71 NOTE: The activities listed above were interested in this document as of the date of this document. Since organizations and responsibilities can change, you should verify the currency of the information above using the ASSIST Online database at https:/assist.dla.mil. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-