DLA MIL-DTL-52525 7 D-2011 FITTINGS HOSE SCREW-ON TO 37 FLARE FEMALE SWIVEL 90 BENT TUBE SHORT DROP.pdf

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1、 MIL-DTL-52525/7D 21 April 2011 SUPERSEDING MIL-DTL-52525/7C 12 November 2008 DETAIL SPECIFICATION SHEET FITTINGS, HOSE, SCREW-ON TO 37 FLARE FEMALE SWIVEL, 90 BENT TUBE, SHORT DROP This specification is approved for use by all Departments and Agencies of the Department of Defense. The requirements

2、for acquiring the product described herein shall consist of this specification sheet and MIL-DTL-52525. FIGURE 1. Fitting, screw-on to 37 flare, 90 bent tube, short drop. AMSC N/A FSC 4730 INCH-POUND Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MI

3、L-DTL-52525/7D 2 Part or Identifying Number (PIN) Hose ID ref inches (mm) Tube OD inches (mm) Thread size (see note 3) C max inches (mm) F max inches (mm) M52525/7-4-4 .250 (6.35) .250 (6.35) .438-20-UNF 2.63 (66.80) .74 (18.80) M52525/7-4-5 .250 (6.35) .313 (7.95) .500-20-UNF 2.67 (67.82) .83 (21.0

4、8) M52525/7-6-6 .375 (9.53) .375 (9.53) .563-18-UNF 3.03 (76.96) .91 (23.11) M52525/7-6-8 .375 (9.53) .500 (12.70) .750-16-UNF 3.03 (76.96) 1.03 (26.16) M52525/7-8-8 .500 (12.70) .500 (12.70) .750-16-UNF 3.56 (90.42) 1.15 (29.21) M52525/7-8-10 .500 (12.70) .625 (15.88) .875-14-UNF 3.78 (96.01) 1.29

5、(32.77) M52525/7-12-12 .750 (19.05) .750 (19.05) 1.063-12-UNC 4.28 (108.71) 1.88 (47.75) M52525/7-16-16 1.000 (25.40) 1.000 (25.40) 1.313-12-UNC 5.20 (132.08) 2.20 (55.88) PIN H Hex size inches (mm) L max inches (mm) M min inches (mm) N inches (mm) P (see note 4) inches (mm) Q min Bore dia. (see not

6、e 4) inches (mm) +.030 (0.76) -.015 (0.38) .005 (0.13) M52525/7-4-4 .563 (14.20) .87 (22.10) .300 (7.62) .344 (8.74) .295 (7.49) .11 (2.79) M52525/7-4-5 .625 (15.88) .87 (22.10) .331 (8.41) .375 (9.53) .355 (9.02) .11 (2.79) M52525/7-6-6 .688 (17.48) 1.09 (27.69) .333 (8.46) .375 (9.53) .435 (11.05)

7、 .26 (6.60) M52525/7-6-8 .875 (22.23) 1.09 (27.69) .375 (9.53) .422 (10.72) .570 (14.48) .38 (9.65) M52525/7-8-8 .875 (22.23) 1.20 (30.48) .375 (9.53) .422 (10.72) .570 (14.48) .38 (9.65) M52525/7-8-10 1.000 (25.40) 1.20 (30.48) .461 (11.71) .500 (12.70) .680 (17.27) .38 (9.65) M52525/7-12-12 1.250

8、(31.75) 1.59 (40.39) .469 (11.91) .562 (14.27) .850 (21.59) .57 (14.48) M52525/7-16-16 1.500 (38.10) 2.02 (51.31) .563 (14.30) .594 (15.09) 1.000 (25.40) .78 (19.81) NOTES: 1. Dimensions are in inches. 2. Metric equivalents are given for information only. 3. Threads shall be in accordance with ASME

9、B1.1 series with graded pitches fine (UNF) and series with constant pitches (UNC), class 2B. 4. Dimension P to be concentric with dimension Q with in .015 inch (0.38 mm) full indicator movement. 5. All dimensions not shown shall be in accordance with SAE-J516. 6. These fittings are similar to SAE-J5

10、16 type, for use with SAE-J517 type hose. FIGURE 1. Fitting, screw-on to 37 flare, 90 bent tube, short drop - Continued. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-DTL-52525/7D 3 REQUIREMENTS: Fittings shall be accordance with figure 1 and t

11、ables I, II, and III. The fittings described herein are for use with hose in accordance with MIL-DTL-52471/4, type 100R1 steel wire reinforced, rubber covered hydraulic hose and hose assemblies in accordance with MIL-DTL-52471/1. If fittings are to be used on an oxygen hose, see MIL-DTL-52525. Mater

12、ials 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-,-,-MIL-DTL-52525/7D 4 TABLE I. Material and finish

13、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 pretreatment (TCP) in accordance with MIL-DTL-81706, type

14、 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 accordance with SAE-AMS-C-81562, type II, class 3 or SAE-A

15、MS-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 Cadmium plating in accordance with SAE-AMS-C-81562, t

16、ype 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/ Zinc plating with colorless passivate in accordance wi

17、th 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 accordance with ASTM B633; type II or III, Fe/Zn 5, or AST

18、M 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. YN Chrome-molybdenum steel alloy 4130 P Steel 3/ Z

19、inc 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. SN Passivation above and NAVAIR TCP in accordance with MIL-DTL-81706,

20、type II, class 1A. T Titanium Anodize 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, ty

21、pe II, class 1A. YZ Chrome-molybdenum 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 netwo

22、rking permitted without license from IHS-,-,-MIL-DTL-52525/7D 5 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 M

23、Pa psi MPa -4 .250 (6.35) 4500 31 3000 21 -5 .313 (7.95) 4000 27.5 3000 21 -6 .375 (9.53) 4000 27.5 3000 21 -8 .500 (12.70) 4000 27.5 3000 21 -10 .625 (15.88) 3000 21 3000 21 -12 .750 (19.05) 3000 21 3000 21 -16 1.000 (25.40) 2500 17 1500 10.5 -20 1.250 (31.75) 2000 14 1000 7 -24 1.500 (38.10) 1500

24、10.5 1000 7 -32 2.000 (50.80) 1125 8 600 4 1/ Dimensions are in inches. 2/ Metric equivalents are given for information only. Over tightening torque shall be as specified in table III. TABLE III. Over-tightening torque for swivel nut. 1/ 2/ SAE dash size Hose ID ref inches (mm) Torque values for ste

25、el, CRES, titanium, nickel-copper alloy, and high-chromium nickel Torque values for aluminum Pound-force Inches (lb-in) N m Pound-force Inches (lb-in) N m -4 .250 (6.35) 135 15 140 16 -5 .313 (7.95) 230 26 180 20 -6 .375 (9.53) 276 31 195 22 -8 .500 (12.70) 450 51 350 40 -10 .625 (15.88) 735 83 430

26、49 -12 .750 (19.05) 900 102 550 62 -16 1.000 (25.40) 1200 136 840 95 -20 1.250 (31.75) 1900 215 1020 115 -24 1.500 (38.10) 2700 305 1080 122 -32 2.000 (50.80) 4000 452 2000 226 1/ Dimensions are in inches. 2/ Metric equivalents are given for information only. Provided by IHSNot for ResaleNo reproduc

27、tion or networking permitted without license from IHS-,-,-MIL-DTL-52525/7D 6 PIN: The PIN consists of the letter “M” the specification sheet number, a dash, a number for hose size, a dash, a number for tube size, and a material finish designator. M 52525/7 -4 -5 A PIN example: M52525/7-4-5A, describ

28、es a 90 connector for a .250 inch (6.35 mm) hose OD, .313 inch (7.95 mm) tube OD, 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 documen

29、t cannot meet performance requirements. Color identification. Color identification shall be in accordance with SAE-AS4841. Marking shall include the manufacturers name or trademark, size, and hose identifier R1. Location of marking is optional. Harmonization to SAE-J516 cross reference PIN in table

30、IV is for reference only. SAE style fittings may not have the same material/finish as required by MIL-DTL-52525 and legacy with MIL-DTL-52471. TABLE IV. Harmonization to SAE-J516 cross reference PIN. 1/ PIN SAE PIN M52525/7-4-4 SAE J516 4-4 241453 M52525/7-4-5 SAE J516 5-4 241453 M52525/7-6-6 SAE J5

31、16 6-6 241453 M52525/7-6-8 SAE J516 6-8 241453 M52525/7-8-8 SAE J516 8-8 241453 M52525/7-8-10 SAE J516 10-8 241453 M52525/7-12-12 SAE J516 12-12 241453 M52525/7-16-16 SAE J516 16-16 241453 1/ Material and finish designators are omitted from PINs, see table I and SAE-J846. Notes: 1. For design featur

32、e purposes, this standard takes precedence over the procurement document referenced herein. Referenced documents shall be 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 standa

33、rd shall take precedence. Size dash number for tube (see figure 1) Size dash number for hose (see figure 1) Specification sheet number M prefix Material/finish designator (see table I) Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-DTL-52525/7D

34、7 Changes from previous issue. Marginal notations are not used in this revision to identify changes 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

35、 MIL-DTL-52471/1 MIL-DTL-52471/4 MIL-DTL-81706 ASME B1.1 ASTM B633 ASTM B695 ASTM F1136 SAE-AMS-C-81562 SAE-AMS-QQ-P-416 SAE-AMS2417 SAE-AMS2488 SAE-AMS2700 SAE-AS4841 SAE-AS1708 SAE-J516 SAE-J517 SAE-J846 CONCLUDING MATERIAL Custodians: Preparing activity: Army - AT DLA - CC Navy - SH Air Force - 9

36、9 (Project 4730-2011-050) 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-,-,-