1、INCH-POUNDMS51527D7 August 2000SUPERSEDINGMS51527C16 February 1988DETAIL SPECIFICATION SHEETFITTINGS, HYDRAULIC TUBE, FLARED, 37 DEGREE AND FLARELESS, STEEL;ELBOW , TUBE TO BOSS, 90 DEGREE, O-RING, 37 DEGREE FLAREDInactive for new design after 17 August 1999.For new design use SAE J514.This specific
2、ation is approved for use by all Departmentsand Agencies of the Department of Defense.The requirements for acquiring the product described herein shall consist of t his specificationand MIL-F-18866.MM 4BJ 2I 3DG 137NUT-MS51531SLEEVE-MS51533O-RING-MS28778(SEE NOTE 5)FIGURE 1. Elbow, tube to boss, 90
3、degree, o-ring, flared.1 of 3AMSC N/A FSC 4730DISTRIBUTION STATEMENT A . Approved for public release; distribution is unlimited.Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MS51527D2TABLE I. Fitting dimensions .Part Tube B D G 1 I 3 J 2 Full M M 4
4、number O.D. Straight Thread Diameter +.002 +/-.020 Thread +/-.030 +/-.030Body Assy nom Basic Tolerance -.003 +/-.005B2 A2 1/8 .3125-24 UNF-2A .062 .250 .610 .234 .770 .910B3 A3 3/16 .3750-24 UNF-2A .125 +/-.003 .313 .610 .234 .830 .940B4 A4 1/4 .4375-20 UNF-2A .172 .364 .700 .281 .890 1.030B5 A5 5/1
5、6 .5000-20 UNF-2A .234 .427 .700 .281 .950 1.090B6 A6 3/8 .5625-18 UNF-2A .297 .482 .770 .312 1.060 1.250B8 A8 1/2 .7500-16 UNF-2A .391 +/-.004 .660 .880 .344 1.250 1.450B10 A10 5/8 .8750-14 UNF-2A .484 .773 1.020 .391 1.450 1.700B12 A12 3/4 1.0675-12 UN-2A .609 +/-.005 .945 1.160 .469 1.660 1.940B1
6、4 A14 7/8 1.1875-12 UN-2A .718 1.070 1.160 .469 1.730 2.000B16 A16 1 1.3125-12 UN-2A .844 +.007/-.005 1.195 1.160 .469 1.810 2.050B20 A20 1 1/4 1.6250-12 UN-2A 1.078 +.008/-.005 1.507 1.160 .469 2.060 2.250B24 A24 1 1/2 1.8750-12 UN-2A 1.312 1.756 1.160 .469 2.330 2.390B32 A32 2 2.5000-12 UN-2A 1.78
7、1 +.010/-.005 2.381 1.160 .469 3.060 2.890REQUIREMENTS:1. Material: Steel, carbon in accordance with procurement specification. Steel, corrosion-resisting inaccordance with procurement specification. Monel in accordance with Federal Specification QQ-N-281.Copper-nickel in accordance with Military Sp
8、ecification MIL-C-15726, composition 70-30.2. Protective coating : Cadmium plated in accordance with procurement specification. Zinc plated inaccordance with procurement specification. Phosphate coated in accordance with procurementspecification. (A phosphate coated locknut with cadmium or zinc plat
9、ed body is acceptable.).Passivation treatment in accordance with procurement specification.NOTES:1. Dimensions and tolerances : Dimensions and tolerances not shown shall be in accordance with theSAE standards for 37-degree flared fittings (SAE J514).2. Threads: Threads shall be in accordance with Sc
10、rew-Thread Standards for Federal services.FED-STD-H28.3. Part number : The MS part number consists of the MS number, plus the dash number.a. For body only, cadmium plated, use the MS number, plus the body dash number. Example:MS51527B2.b. For complete assembly (with nut and sleeve), cadmium plated,
11、use the MS number, plus theassembly dash number. Example: MS51527A2.c. For zinc coating add (Z) to the dash number. Example: MS51527B2Z or MS51527A2Z.d. For phosphate coating add (P) to the dash number. Example: MS51527B2P orMS51527A2P.Provided by IHSNot for ResaleNo reproduction or networking permi
12、tted without license from IHS-,-,-MS51527D3e. For corrosion-resisting steel add (S) to the dash number. Example : MS51527B2S orMS51527BA2S.f. For monel add (M) to the dash number. Example: MS51527B2M or MS51527A2M.g. For copper-nickel add (CN) to the dash number. Example: MS51527A2CN.4. The illustra
13、tion is for identification purposes only and is not intended to restrict designs or shapes notdimensioned.5. Procure the O-ring separately and install immediately before installation of fitting.6. After 17 January 1979 bodies will be used for production only and SHALL NOT be stocked formaintenance.
14、Existing stock of bodies should be used until depleted.7. In the event of a conflict between the test of this Military Specification Sheet and the reference citedherein, the text of this Military Specification Sheet shall take precedence.8. Referenced Government (or non-Government) documents of the
15、issue listed in that issue of theDepartment of Defense Index of Specifications and Standards ( DoDISS) specified in the solicitation forma part of this Military Specification Sheet to the extent specified herein.Custodians: Preparing activity:Air Force - 99 DLA - CCArmy - ATNavy - OS (Project 4730-3013)DLA - CCReview activities:Air Force - 82Navy MCNavy - SAProvided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-
