NAVY MIL-DTL-24695 1 B-2012 VALVE VENT AND TEST HYDRAULIC SERVICE.pdf

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1、AMSC N/A FSC 4810 METRIC MIL-DTL-24695/1B(SH) 25 September 2012 SUPERSEDING MIL-V-24695/1A(SH) 23 December 1991 DETAIL SPECIFICATION SHEET VALVE, VENT AND TEST HYDRAULIC SERVICE This specification is approved for use by the Naval Sea Systems Command, Department of the Navy, and is available for use

2、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-24695. Vent and test valve configuration is provided on figure 1. 300.6201.51.50.1R210.1R210.8660.86660REVERSE BUTTRESS THRE

3、AD ASSEM BL Y C U TA W A Y V IE WDRILL ONE 2 ( 0 .0 6 2 ) D IA .LOCK WIRE H OLE A CR OS SFLAT S WHEN SPEC IFI EDBY PART N UM BE R,SEE NOTE 7SEE NOTE 8IN TER NA LEXTE RNA L0.620F IGUR E 1. Ven t a nd te s t v al v e c onfigu trat ion .SEE TABLE I12 mm X 1 .5REVERSE BUTTRES S T H D SSEE NOTE 2SEE TABL

4、E ICAPHEX ST K17 (0 .6 69 )36 (1 .42) M AX .WITH CAP IN ST AL LE DFIGURE 1. Vent and test valve configuration. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-DTL-24695/1B(SH) 2 NOTES: 1. Dimensions in millimeters (and inches) except as noted (se

5、e note 7). 2. Reverse (compression) buttress threads shall be as specified herein and as shown on figure 1. Valve thread: (external) Major dia.: 12.265 - 12.375 Pitch dia.: 11.725 - 11.835 Minor dia.: 11.025 - 11.135 Cap thread: (internal) Major dia.: 12.605 - 12.715 Pitch dia.: 11.915 - 12.025 Mino

6、r dia.: 11.375 - 11.485 3. Tolerances 0.2 millimeter (0.008 inch) except as noted. 4. Surface roughness shall not exceed 3.2 micrometers in accordance with ASME B46.1. Remove all burrs and break sharp edges. 5. Material shall be in accordance with MIL-DTL-24695 (see requirement 3 below). 6. Install

7、vent valve fitting into port using torque wrench. Torque valve to 22-27 Newton meters (198-243 inch-pounds). 7. Provide hole for lock wire or safety cable based on whether this requirement is specified by the component part number (see requirement 3 below). Specified hole diameter dimensions suit st

8、andard drill sizes. 8. Internal seal interface dimensional requirement shall be in accordance with MIL-DTL-24695/3. FIGURE 1. Vent and test valve configuration Continued. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-DTL-24695/1B(SH) 3 REQUIREM

9、ENTS: 1. Valve shall have a protective cap with secondary sealing provisions that withstands pressure equal to the proof pressure rating of the valve. The protective cap shall include a security chain or equivalent to prevent loss of the cap. 2. Fluid openings shall be sealed before packaging by the

10、 use of caps or plugs in accordance with NAS847. 3. Part number: As specified in table I, the part number shall consist of the basic number of this specification sheet plus a dash number indicating end fitting, “A” for NiCu alloy or “C” for CRES pressure containing parts, and “L” if lock wire hole i

11、s required. Example: M24695/1-1-C-L - Valve with 0.438-20 UNF thread fitting in accordance with ANSI/ASME B1.1, CRES pressure containing parts, and lock wire hole. M24695/1-2-A - Valve with M10 x 1.0 thread fitting in accordance with SAE MA2039-05, NiCu alloy pressure containing parts, and without l

12、ock wire hole. TABLE I. Vent and test valve identification of part number. Part number Fitting thread size Inlet thread Seal Comment M24695/1-1 0.438-20 UNF ANSI/ASME B1.1 SAE AS3581-904 For SAE J1926-1 Port M24695/1-2 M10 x 1.0 SAE MA2039-05 SAE MA3445A0080 For SAE MA2012-05 Port CHANGES FROM PREVI

13、OUS 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. Preparing Activity: Navy SH (Project 4810-2012-002) 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.dla.mil. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-