1、 MIL-DTL-52525/12D 21 April 2011 SUPERSEDING MIL-DTL-52525/12C 20 November 2008 DETAIL SPECIFICATION SHEET FITTINGS, HOSE, SCREW ON TO SPLIT-FLANGE 90 BENT This specification is approved for use by all Departments and Agencies of the Department of Defense. The requirements for acquiring the product
2、described herein shall consist of this specification sheet and MIL-DTL-52525. Part or Identifying Number (PIN) hose - flange Hose ID ref inches (mm) Flange size inches (mm) A max inches (mm) B inches (mm) 0.12 (3.1) M52525/12-8-8 .500 (12.70) .500 (12.70) 3.65 (92.71) 1.63 (41.40) M52525/12-12-12 .7
3、50 (19.05) .750 (19.05) 4.40 (111.76) 2.13 (54.10) M52525/12-12-16 .750 (19.05) 1.000 (25.40) 4.40 (111.76) 2.13 (54.10) M52525/12-16-16 1.000 (25.40) 1.000 (25.40) 5.14 (130.56) 2.38 (60.45) M52525/12-16-20 1.000 (25.40) 1.250 (31.75) 5.14 (130.56) 2.38 (60.45) M52525/12-20-20 1.250 (31.75) 1.250 (
4、31.75) 6.33 (160.78) 2.62 (66.55) M52525/12-20-24 1.250 (31.75) 1.500 (38.10) 6.33 (160.78) 2.69 (68.33) M52525/12-24-24 1.500 (38.10) 1.500 (38.10) 7.01 (178.05) 3.12 (79.25) M52525/12-32-32 2.000 (50.80) 2.000 (50.80) 8.62 (218.95) 4.50 (114.30) FIGURE 1. Fitting, screw-on to 4-bolt split-flange,
5、90 bent tube. AMSC N/A FSC 4730INCH-POUND Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-DTL-52525/12D 2 PIN C max inches (mm) D min inches (mm) M52525/12-8-8 1.38 (35.05) 1.27 (32.26) M52525/12-12-12 1.75 (44.45) 1.36 (34.54) M52525/12-12-16 1.
6、75 (44.45) 1.36 (34.54) M52525/12-16-16 2.06 (52.32) 1.61 (40.89) M52525/12-16-20 2.06 (52.32) 1.61 (40.89) M52525/12-20-20 2.63 (66.80) 1.80 (45.72) M52525/12-20-24 2.63 (66.80) 1.80 (45.72) M52525/12-24-24 2.94 (74.68) 2.08 (52.83) M52525/12-32-32 3.50 (88.90) 2.44 (61.98) NOTES: 1. Dimensions are
7、 in inches. 2. Metric equivalents are given for information only. 3. All dimensions not shown shall be in accordance with SAE-J516 and SAE-J518-1 as applicable. 4. SAE-J516 type, for use with SAE-J517, type 100R2 hose coupled to port using SAE-J518 split flange type FIGURE 1. Fitting, screw-on to 4-
8、bolt split-flange, 90 bent tube - Continued. REQUIREMENTS: Fittings shall be accordance with figure 1 and tables I and II. The fittings described herein are for use with MIL-DTL-52471/5, type 100R2, double wire braided hose and hose assemblies in accordance with MIL-DTL-52525/2. If fittings are to b
9、e used on an oxygen hose, see MIL-DTL-52525. Materials and finishes shall be in accordance with MIL-DTL-52525 and in table I. All finishes shall be capable of withstanding 96 hours minimum of salt spray. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-
10、,-MIL-DTL-52525/12D 3 TABLE I. Material and finish identification codes. 1/ 2/ PIN code material/plating finish Material Plating finish A Aluminum alloy 6061 or 7075 Anodize in accordance with MIL-A-8625, type II. AN Anodize in accordance with MIL-A-8625, type II and NAVAIR trivalent chromium pretre
11、atment (TCP) in accordance with MIL-DTL-81706, type II, class 1A. BN Bare aluminum with NAVAIR TCP in accordance with MIL-DTL-81706, type II, class 1A. C Steel 3/ Cadmium plating in accordance with SAE-AMS-C-81562, type II, class 3 or SAE-AMS-QQ-P-416, type II, class 2. CN Cadmium plating in accorda
12、nce with SAE-AMS-C-81562, type II, class 3 or SAE-AMS-QQ-P-416, type II, class 2 and NAVAIR TCP in accordance with MIL-DTL-81706, type II, class 1A. YC Chrome-molybdenum steel alloy 4130 Cadmium plating in accordance with SAE-AMS-C-81562, type II, class 3 or SAE-AMS-QQ-P-416, type II, class 2. DN Ca
13、dmium plating in accordance with SAE-AMS-C-81562, type II, class 3 or SAE-AMS-QQ-P-416, type II, class 2 and NAVAIR TCP in accordance with MIL-DTL-81706, type II, class 1A. F Steel 3/ NAVAIR TCP in accordance with MIL-DTL-81706, type II, class 1A. FN Chrome-molybdenum steel alloy 4130 G Steel 3/ Zin
14、c plating with colorless passivate in accordance with ASTM B633, type VI, Fe/Zn 25. YG Chrome-molybdenum steel alloy 4130 H Steel 3/ Zinc phosphate finish in accordance MIL-DTL-16232, type Z, class1. 4/ YH Chrome-molybdenum steel alloy 4130 J Steel 3/ Zinc plating with chromate conversion in accorda
15、nce with ASTM B633; type II or III, Fe/Zn 5, or ASTM B695, type II, class 5. YJ Chrome-molybdenum steel alloy 4130 K Nickel-copper alloy UNS N04400 No additional finish. M High-chromium nickel alloy UNS N06690 No additional finish. N Steel 3/ Zinc aluminum in accordance with ASTM F1136, grade 3, NC.
16、 YN Chrome-molybdenum steel alloy 4130 P Steel 3/ Zinc plating with colorless passivate in accordance with ASTM B633, type VI, Fe/Zn 5. YP Chrome-molybdenum steel alloy 4130 S Corrosion resistant steel No additional finish. Passivation in accordance with SAE-AMS2700, type 6 or 7. T Titanium Anodize
17、in accordance with SAE-AMS2488, type 2. V Steel 3/ Zinc-nickel in accordance with SAE-AMS2417, type 1. W Steel 3/ Any zinc plating above. YW Chrome-molybdenum steel alloy 4130 Z Steel 3/ Any zinc plating above with NAVAIR TCP in accordance with MIL-DTL-81706, type II, class 1A. YZ Chrome-molybdenum
18、steel alloy 4130 1/ All materials and finishes shall be in accordance with MIL-DTL-52525. 2/ Embitterment test need not be run. 3/ All steels except 4130. 4/ Zinc phosphate finish is hexavalent chromium free. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from I
19、HS-,-,-MIL-DTL-52525/12D 4 Maximum operating pressure shall be as specified in table II. TABLE II. Maximum operating pressures of fittings. 1/ 2/ SAE dash size Hose ID inches (mm) Steel, CRES, titanium, nickel-copper alloy , and high-chromium nickel Aluminum psi MPa psi MPa -8 .500 (12.70) 3500 24.1
20、 2500 17 -12 .750 (19.05) 2250 15.5 1650 11 -16 1.000 (25.40) 2000 13.8 1000 7 -20 1.250 (31.75) 1625 11.2 850 6 -24 1.500 (38.10) 1250 8.6 750 5 -32 2.000 (50.80) 1125 7.8 600 2 1/ Dimensions are in inches. 2/ Metric equivalents are given for information only. PIN: The PIN consists of the letter “M
21、” the specification sheet number, a dash, a number for hose size, a dash, a number for tube size, a dash, a number for flange size, and a material finish designator. M 52525/12 -12 -12 A PIN example: M52525/12-12-12A, describes a 90 split flange for a .750 inch (19.05 mm) hose, with a .750 inch (19.
22、05 mm) flange, aluminum with an anodized finish. To the users of this document, it is recommended that the use of carbon steel material with cadmium plating be used only when the other materials and finishes specified in this document cannot meet performance requirements. Color identification. Color
23、 identification shall be in accordance with SAE-AS4841. Marking shall include the manufacturers name or trademark, size, and hose identifier R2. Location of marking is optional. Harmonization to SAE-J516 cross reference PIN in table III is for reference only. SAE style fittings may not have the same
24、 material/finish as required by MIL-DTL-52525 and legacy with MIL-DTL-52471. Size dash number for hose (see figure 1) Specification sheet number M prefix Material/finish designator (see table I) Size dash number for flange (see figure 1) Provided by IHSNot for ResaleNo reproduction or networking per
25、mitted without license from IHS-,-,-MIL-DTL-52525/12D 5 TABLE III. Harmonization to SAE-J516 cross reference PIN. 1/ PIN SAE PIN SAE J518-2 PIN Flange head only M52525/12-8-8 SAE J516 8-8 391454 SAE J518-2-8-0562 M52525/12-12-12 SAE J516 12-12 391454 SAE J518-2-12-0562 M52525/12-12-16 SAE J516 12-16
26、 391454 SAE J518-2-16-0562 M52525/12-16-16 SAE J516 16-16 391454 SAE J518-2-16-0562 M52525/12-16-20 SAE J516 16-20 391454 SAE J518-2-20-0562 M52525/12-20-20 SAE J516 20-20 391454 SAE J518-2-20-0562 M52525/12-20-24 SAE J516 20-24 391454 SAE J518-2-24-0562 M52525/12-24-24 SAE J516 24-24 391454 SAE J51
27、8-2-24-0562 M52525/12-32-32 SAE J516 32-32 391454 SAE J518-2-32-0562 1/ Material and finish designators are omitted from PINs see table I and SAE-J846. Notes: 1. For design feature purposes, this standard takes precedence over the procurement document referenced herein. Referenced documents shall be
28、 of the issue in effect on the date of invitation for bid. 2. In the event of a conflict between the text of this standard and the referenced cited herein, the text of this standard shall take precedence. Changes from previous issue. Marginal notations are not used in this revision to identify chang
29、es with respect to the previous issue, due to the extent of the changes. Referenced documents. In addition to MIL-DTL-52525, this document references the following: MIL-A-8625 MIL-DTL-16232 MIL-DTL-52471 MIL-DTL-52471/5 MIL-DTL-52525/2 MIL-DTL-52525/16 MIL-DTL-52525/17 MIL-DTL-81706 ASTM B633 ASTM B
30、695 ASTM F1136 SAE-AMS-C-81562 SAE-AMS-QQ-P-416 SAE-AMS2417 SAE-AMS2488 SAE-AMS2700 SAE-AS4841 SAE-J516 SAE-J517 SAE-J518 SAE-J846 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-DTL-52525/12D 6 CONCLUDING MATERIAL Custodians: Preparing activity:
31、 Army - AT DLA - CC Navy - SH Air Force - 99 (Project 4730-2011-052) DLA - CC Review activities: Army - CR4 Navy - AS, CG, MC, SA, YD 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.daps.dla.mil. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-
