1、 MIL-DTL-52525/9C INCH-POUND 12 November 2008 SUPERSEDING MIL-DTL-52525/9B 30 June 1998 DETAIL SPECIFICATION SHEET FITTINGS, HOSE, SCREW-ON TO 37 FLARE FEMALE SWIVEL, STRAIGHT This specification is approved for use by all Departments and Agencies of the Department of Defense. The requirements for ac
2、quiring the product described herein shall consist of this specification sheet and MIL-DTL-52525. Part or Identifying Number (PIN) Hose ID ref Inches (mm) Tube OD Inches (mm) Thread size (see note 3) C max Inches (cm) M52525/9-12-12 .750 (9.53) .750 (19.05) 1-1/16-12-UNC 5.82 (14.8) M52525/9-16-16 1
3、.000 (25.40) 1.000 (25.40) 1-5/16-12-UNC 4.79 (12.167) M52525/9-20-20 1.250 (31.75) 1.250 (31.75) 1-5/8-12-UNC 6.75 (17.15) M52525/9-24-24 1.500 (38.10) 1.500 (38.10) 1-7/8-12-UNC 7.21 (18.31) FIGURE 1. Fitting, screw-on to 37 flare, straight. AMSC N/A FSC 4730 Provided by IHSNot for ResaleNo reprod
4、uction or networking permitted without license from IHS-,-,-MIL-DTL-52525/9C 2 P (see note 4) inches (mm) PIN H Hex size inches (mm) L max inches (mm) M min inches (mm) N inches (mm) +.030 (0.76) -.015 (0.38) +.005 (0.13) .000 M52525/9-12-12 .750 (19.05) 1.625 (41.28) .469 (11.91) .562 (14.27) .850
5、(21.59) M52525/9-16-16 1.000 (25.40) 2.000 (50.80) .563 (14.30) .594 (15.09) 1.000 (25.40) M52525/9-20-20 1.250 (31.75) 2.625 (66.68) .563 (14.30) .625 (15.88) 1.410 (35.81) M52525/9-24-24 1.500 (38.10) 2.875 (73.03) .661 (16.79) .734 (18.64) 1.625 (41.28) PIN Q min Bore diameter inches (mm) M52525/
6、9-12-12 .61 (15.49) M52525/9-16-16 .78 (19.81) M52525/9-20-20 1.01 (25.65) M52525/9-24-24 1.25 (31.75) NOTES: 1. Dimensions are in inches. 2. Metric equivalents are given for information only. 3. Threads shall be in accordance with ASME B1.1 series with constant pitches (UNC), class 2B. 4. Dimension
7、 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-J516 and use with SAE-J517 type 100RE hose. FIGURE 1. Fitting, screw-on to 37 flare, straight - Continued.
8、ENGINEERING DATA: SAE-J517, type 100R10 hoses have been discontinued by SAE. Use SAE-J517 hoses specified in table I. The “RE” designator at the end of the hose type “100RE” is a MIL-DTL-52471 term used to indicate a hose type that has been discontinued and to use an SAE-J517 replacement hose. TABLE
9、 I. Hose type 100R10 to SAE replacement. 1/ 2/ M52471/6 Hose Type 100R10 (Now 100RE) dash size Working pressure psi (MPa) SAE-J517 replacement SAE working pressure MPa 100R10 working pressure MPa -12 5000 SAE J517 100R13-12 28 34.5 -16 4000 SAE J517 100R12-16 28 27.6 -20 3000 SAE J517 100R12-20 21 2
10、0.7 -24 2500 SAE J517 100R12-24 17.5 17.2 1/ If the SAE-J517 hose does not meet system requirements chose an SAE-J517 hose with pressure requirements at or above pressure requirements specified in this specification. 2/ The type 100R10 conversion to SAE-J517, type 100R hose is based strictly on pres
11、sure. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-DTL-52525/9C 3 REQUIREMENTS: Fittings shall be as specified on figure 1 and in tables II, III, and IV. The fittings described herein are for use with hose in accordance with SAE-J517 and hose
12、assemblies in accordance with MIL-DTL-52471/3. If fittings are to be used on an oxygen hose, see MIL-DTL-52525. Materials and finishes shall be in accordance with MIL-DTL-52525 and in table II. All finishes shall be capable of withstanding 96 hours minimum of salt spray. Provided by IHSNot for Resal
13、eNo reproduction or networking permitted without license from IHS-,-,-MIL-DTL-52525/9C 4 TABLE II. Material and finish identification codes. 1/ 2/ PIN code material/plating finish Material Plating finish A Anodize in accordance with MIL-A-8625, type II. AN Anodize in accordance with MIL-A-8625, type
14、 II and NAVAIR trivalent chromium pretreatment (TCP) in accordance with MIL-DTL-81706, type 2, class A. BN Aluminum alloy 6061 or 7075 Bare aluminum with NAVAIR TCP in accordance with MIL-DTL-81706, type 2, class A. C Cadmium plating in accordance with SAE-AMS-C-81562, type II, class 3 or SAE-AMS-QQ
15、-P-416, type II, class 2. CN Steel Cadmium 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 2, class A. YC Cadmium plating in accordance with SAE-AMS-C-81562, type II, class 3 or SAE-AMS-QQ-P-416,
16、 type II, class 2. YN 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 and NAVAIR TCP in accordance with MIL-DTL-81706, type 2, class A. F Steel FN Chrome-molybdenum steel alloy 4130 NAVAIR TCP in accordance
17、 with MIL-DTL-81706, type 2, class A. G Steel YG Chrome-molybdenum steel alloy 4130 Zinc plating with colorless passivate in accordance with ASTM B633, type V, Fe/Zn 25. H Steel YH Chrome-molybdenum steel alloy 4130 Zinc phosphate finish in accordance MIL-DTL-16232, type Z, class1. 3/ J Steel YJ Chr
18、ome-molybdenum steel alloy 4130 Zinc plating with chromate conversion in accordance with ASTM B633; type II or III, Fe/Zn 5, or ASTM B695, type II, class 5. K Nickel-copper alloy UNS N04400 No additional finish. M High-chromium nickel alloy UNS N06690 No additional finish. N Steel YN Chrome-molybden
19、um steel alloy 4130 Zinc aluminum in accordance with ASTM F1136, grade 3, NC. P Steel YP Chrome-molybdenum steel alloy 4130 Zinc plating with colorless passivate in accordance with ASTM B633, type VI, Fe/Zn 5. S No additional finish. Passivation in accordance with SAE-AMS2700, type 6 or 7. SN Corros
20、ion resistant steel Passivation above and NAVAIR TCP in accordance with MIL-DTL-81706, type 2, class A. T Titanium Anodize in accordance with SAE-AMS2488, type 2. V Steel Zinc-nickel in accordance with SAE-AMS2417, type 1. W Steel YW Chrome-molybdenum steel alloy 4130 Any zinc plating above. Z Steel
21、 YZ Chrome-molybdenum steel alloy 4130 Any zinc plating above with NAVAIR TCP in accordance with MIL-DTL-81706, type 2, class A. 1/ All materials and finishes shall be in accordance with MIL-DTL-52525. 2/ Embitterment test need not be run. 3/ Zinc phosphate finish is hexavalent chromium free. Provid
22、ed by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-DTL-52525/9C 5 Maximum operating pressure shall be as specified in table III. Maximum operating pressures are for low carbon steel fittings consult manufacturer for values on other materials. TABLE III. M
23、aximum operating pressures of fittings. 1/ 2/ 3/ SAE dash size Hose ID ref inches (mm) psi MPa -12 .750 (19.05) 5000 34.5 -16 1.000 (25.40) 4000 27.6 -20 1.250 (31.75) 3000 20.7 -24 1.500 (38.10) 2500 17.2 1/ Dimensions are in inches. 2/ Metric equivalents are given for information only. 3/ Source S
24、AE-J517. Over tightening torque shall be as specified in table IV. Over tightening torque values are for low carbon steel fittings consult manufacturer for values on other materials. TABLE IV. Over-tightening torque for swivel nut. 1/ 2/ 3/ Torque SAE dash size Hose ID ref inches (mm) Pound-force fo
25、ot (lbf-ft) N m -12 .750 (19.05) 75 102 -16 1.000 (25.40) 100 136 -20 1.250 (31.75) 158 214 -24 1.500 (38.10) 225 305 1/ Dimensions are in inches. 2/ Metric equivalents are given for information only. 3/ Test torques are for low carbon steel fittings. Consult manufacturer for values for other materi
26、als. PIN: The PIN consists of the letter “M” the specification sheet number, a dash number for hose size, a dash a number for tube size, and a material finish designator. M 52525/9 -20 -20 A Size dash number for tube (see figure 1) Size dash number for hose (see figure 1) Specification sheet numberM
27、 prefix Material/finish designator (see table II) PIN example: M52525/9-20-20A, describes a connector for a 1.250 inch (31.75 mm) hose with a 1.250 inch (31.75 mm) tube, aluminum with an anodized finish. To the users of this document, it is recommended that the use of carbon steel material with cadm
28、ium plating be used only when the other materials and finishes specified in this document cannot meet performance requirements. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-DTL-52525/9C 6 Color identification. Color identification shall be in
29、accordance with SAE-AS4841. Marking shall include the manufacturers name or trademark, size, and hose identifier 100R10. Location of marking is optional. Harmonization to SAE-J516 cross reference PIN in table V is for reference only. SAE style fittings may not have the same material/finish as requir
30、ed by MIL-DTL-52525 and legacy with MIL-DTL-52471. TABLE V. Harmonization to SAE-J516 cross reference PIN. 1/ PIN SAE PIN M52525/9-12-12 SAE J516 12-12 F240176 M52525/9-16-16 SAE J516 16-16 F240176 M52525/9-20-20 SAE J516 20-20 F240176 M52525/9-24-24 SAE J516 24-24 F240176 1/ Material and finish des
31、ignators are omitted from PINs table I and SAE-J846. 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 th
32、e following: MIL-A-8625 MIL-DTL-16232 MIL-DTL-52471 MIL-DTL-52471/3 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-J516 SAE-J517 SAE-J846 CONLUDING MATERIAL Custodians: Preparing activity: Army - AT DLA - CC
33、Navy - SH Air Force - 99 (Project 4730-2007-077) 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 http:/assist.daps.dla.mil. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-
