1、 MIL-DTL-52525/32A INCH-POUND1 December 2008 SUPERSEDING MIL-F-52525/32 30 June 1987 DETAIL SPECIFICATION SHEET FITTINGS, HOSE, REINFORCED HYDRAULIC HOSE AND CLAMP-HALVES: FIELD ATTACHABLE (REUSABLE), SCREW-ON TO 37 FLARE FEMALE SWIVEL, 45 BENT TUBE, FOR USE WITH TYPE 100RE FOUR-SPIRAL-WRAP REINFORC
2、EMENT HOSE 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 this specification sheet and MIL-DTL-52525. FIGURE 1. Fitting, screw-on to 37 flare female swivel, 45 bent tube
3、 AMSC N/A FSC 4730Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-DTL-52525/32A 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) M52525/32-12-12 .750 (19.
4、05) .750 (19.05) 1.063-12-UNC 6.00 (152.40) 1.20 (30.48) M525253/2-16-16 1.000 (25.40) 1.000 (25.40) 1.313-12-UNC 6.90 (175.26) 1.55 (39.37) PIN H Hex size inches (mm) L max inches (mm) M min inches (mm) N inches (mm) +.030 (0.76) -.015 (0.38) P (see note 4) inches (mm) .005 (0.13) M52525/32-12-12 1
5、25 (31.75) 1.88 (47.75) .469 (11.91) .562 (14.27) .850 (21.59) M52525/32-16-16 1.500 (38.10) 2.31 (58.67) .563 (14.30) .594 (15.09) 1.100 (27.94) PIN Q min Bore dia. inches (mm) M52525/2-12-12 .61 (15.49) M52525/2-16-16 .78 (19.81) NOTES: 1. Dimensions are in inches. 2. Metric equivalents are given
6、 for information only. 3. Threads shall be in accordance with ASME B1.1 series with constant pitches (UNC), class 2B. 4. Dimensions P to be concentric with dimension Q within .015 inch (0.38 mm) full indicator movement. 5. All dimensions not shown shall be in accordance with SAE-J516. 6. These fitti
7、ngs are similar to SAE-J516 type for use with SAE-J517, type 100RE hose. FIGURE 1. Fitting, screw-on to 37 flare female swivel, 45 bent tube - Continued. REQUIREMENTS: Fittings shall be as specified on figure 1 and in tables I, II, and III. The fittings described herein are for use with MIL-DTL-5247
8、1/7, SAE-J517, type 100RE hose, which is high pressure multiple-spiral-wrap reinforcement reinforced and MIL-DTL-52471/8 hose assemblies. 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 I. All finishes shal
9、l 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-52525/32A 3 TABLE I. Material and finish identification codes. 1/ 2/ PIN code material/plating finish Material Plating finish A Anodi
10、ze 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 2, class A. BN Aluminum alloy 6061 or 7075 Bare aluminum with NAVAIR TCP in accordance with MIL-DTL-81706, type 2, clas
11、s A. C Cadmium plating in accordance with SAE-AMS-C-81562, type II, class 3 or SAE-AMS-QQ-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
12、Cadmium plating in accordance with SAE-AMS-C-81562, type II, class 3 or SAE-AMS-QQ-P-416, 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
13、 type 2, class A. F Steel FN Chrome-molybdenum steel alloy 4130 NAVAIR TCP in accordance 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
14、4130 Zinc phosphate finish in accordance MIL-DTL-16232, type Z, class1. 3/ J Steel YJ Chrome-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.
15、 M High-chromium nickel alloy UNS N06690 No additional finish. N Steel YN Chrome-molybdenum 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
16、 No additional finish. Passivation in accordance with SAE-AMS2700, type 6 or 7. SN Corrosion 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-AMS24
17、17, type 1. W Steel YW Chrome-molybdenum steel alloy 4130 Any zinc plating above. Z Steel 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/ Embitt
18、erment test need not be run. 3/ Zinc phosphate finish is hexavalent chromium free. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-DTL-52525/32A 4 Maximum operating pressure shall be as specified in table II. Maximum operating pressures are for l
19、ow carbon steel fittings consult manufacturer for values on other materials. TABLE II. Maximum operating pressures of fittings. 1/ 2/ SAE dash size Hose ID inches (mm) psi MPa -12 .750 (19.05) 6250 43.1 -16 1.000 (25.40) 5000 34.5 1/ Dimensions are in inches. 2/ Metric equivalents are given for info
20、rmation only. Over tightening torque shall be as specified in table III. Over tightening torque values are for low carbon steel fittings consult manufacturer for values on other materials. TABLE III. Over-tightening torque for swivel nut. 1/ 2/ 3/ Torque SAE dash size Hose ID ref inches (mm) Pound-f
21、orce Inches (lb-in) N m -12 .750 (19.05) 900 102 -16 1.000 (25.40) 1200 136 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 materials. PIN: The PIN consists of the letter “
22、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 52525/32 -12 -12 A Size dash number for tube (see figure 1) Size dash number for hose (see figure 1) Specification sheet numberM prefix Material/finish designator (s
23、ee table I) PIN example: M52525/32-12-12A, describes a 45 connector for a .750 inch hose ID, to a .750 inch tube OD, aluminum with an anodize 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
24、finishes specified in this document cannot meet performance requirements. Color identification. Color identification shall be in accordance with SAE-AS4841. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-DTL-52525/32A 5 Marking shall include the
25、 manufacturers name or trademark, size, and hose identifier RE. Location of marking is optional. Harmonization to SAE-J516 cross reference PIN in table 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
26、 IV. Harmonization to SAE-J516 cross reference PIN. 1/ PIN SAE PIN M52525/2-12-12 SAE J516 12-12 F242254 M52525/2-16-16 SAE J516 16-16 F242254 1/ Material and finish designators are omitted from PINs, see table I and SAE-J846. Changes from previous issue. Marginal notations are not used in this revi
27、sion 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 MIL-DTL-52471/7 MIL-DTL-52471/8 MIL-DTL-81706 ASME B1.1 ASTM B633 ASTM B69
28、5 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 CONCLUDING MATERIAL Custodians: Preparing activity: Army - AT DLA - CC Navy - SH Air Force - 99 (Project 4730-2008-078) DLA - CC Review activities: Army - CR4 Navy - AS, CG, MC, SA
29、 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-,-,-
