DLA MIL-DTL-83796 18 A-2010 HOSE ASSEMBLY RUBBER LIGHTWEIGHT MEDIUM PRESSURE INTERNAL SUPPORT COIL FIELD ATTACHABLE END FITTINGS FLANGE TO FLANGE.pdf

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1、MIL-DTL-83796/18A 26 April 2010 SUPERSEDING MIL-DTL-83796/18 11 August 2008 DETAIL SPECIFICATION SHEET HOSE ASSEMBLY, RUBBER, LIGHTWEIGHT, MEDIUM PRESSURE, INTERNAL SUPPORT COIL, FIELD ATTACHABLE END FITTINGS, FLANGE TO FLANGE This specification is approved for use by all Departments and Agencies of

2、 the Department of Defense. The requirements for acquiring the product described herein shall consist of this specification sheet and MIL-DTL-83796. FIGURE 1. Hose assembly styles, field attachable fittings, flange to flange. AMSC N/A FSC 4720 INCH-POUND Provided by IHSNot for ResaleNo reproduction

3、or networking permitted without license from IHS-,-,-MIL-DTL-83796/18A 2 Hose cut-off factor (HCOF). HCOF is calculated as shown in table I. TABLE I. Hose assembly, field attachable fittings, HCOF, styles A thru M. Style Fitting ends MIL-DTL-83798 MIL-DTL-83797 hose cut off factor (HCOF) 1/ inches v

4、erses hose dash size number 1 2 -08 -10 -12 -16 -20 -24 -32 A and B M83798/7 M83798/7 2.30 2.28 2.50 2.92 3.54 3.20 3.48 C and D M83798/7 M83798/8 2.37 2.45 2.82 3.33 3.38 3.89 4.31 E and F M83798/7 M83798/9 2.30 2.41 2.84 3.39 4.00 4.07 4.60 G and H M83798/8 M83798/8 2.44 2.62 3.14 3.74 4.22 4.58 5

5、.14 J and K M83798/8 M83798/9 2.37 2.58 3.16 3.80 4.34 4.76 5.43 L and M M83798/9 M83798/9 2.30 2.54 3.18 3.86 4.46 4.94 5.72 1/ Example of HOCF: for a -08, hose OD, 20-1/2 inch assembly length, style A, the bulk hose length = 20.50 - the HCOF = 20.50 -2.30 = 18.20. Bulk hose length required is 18.2

6、0 inches. Hose assembly length. The hose assembly length is calculated as shown on figure 2. Hose assembly elbow fitting drop height. Elbow fitting drop height B is calculated as shown on figure 2. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-

7、DTL-83796/18A 3 NOTES: 1. Drop height B can be found in the applicable MIL-DTL-83798 slash sheet specified in table I. 2. Hose length “L” is measured from one fitting end to another fitting end. FIGURE 2. Hose assembly dimensions. Provided by IHSNot for ResaleNo reproduction or networking permitted

8、without license from IHS-,-,-MIL-DTL-83796/18A 4 Angular displacement. Angular displacement shall be as shown on figure 3. NOTES: 1. Angular displacement for hose assemblies with elbow fittings on both ends shall have the angular displacement between elbows, measured counter-clockwise from the cente

9、rline of the nearest fitting, positioned at six-o clock, to the centerline of the other fitting (see SAE-J517). 2. The near end of the connector shall be put in numerical order relative to the far end (see table I). Example: Near end 45 flange, far end 90 flange. 3. Angular displacement shall be mea

10、sured in degrees with a tolerance of 3 for lengths up to 2 feet (61 cm) and 5 for all lengths over 2 feet (61 cm). 4. The angular displacement shall be expressed in two digits number of degrees divided. 5. Making the angular determination in the wrong direction will result in an unacceptable part. F

11、IGURE 3. Elbow fitting angular alignment. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-DTL-83796/18A 5 REQUIREMENTS Hose assemblies shall be specified on figures 1, 2, and 3. Fittings shall mate with parts in accordance with SAE-AS4395 and the

12、 mounting pad in accordance with MS33786, as applicable. Hose assembly length tolerance shall be in accordance with MIL-DTL-83796. Internal support coil. Internal support coil shall be in accordance with Defense Supply Center Columbus drawing 08001. Sleeves shall be spot welded to end of spring to p

13、revent damage to ID of hose assembly. Internal support coil length. The internal support coil length shall be the overall hose assembly length minus the sum of the overall lengths of each end fitting. Size codes shall be as specified in table II. Flange fittings not available for sizes -03, -04, -05

14、, and -06. TABLE II. Size code. 1/ 2/ Dash number -08 -10 -12 -16 -20 -24 -32 Size code H J K M N P R Hose OD reference Inches fraction 1/2 5/8 3/4 1 1 1/4 1 1/2 2 Inches decimal .500 .625 .750 1.000 1.250 1.500 2.000 mm 12.70 15.88 19.05 25.40 31.75 38.10 50.80 1/ Dimensions are in inches. 2/ Metri

15、c equivalents are given for information only. Materials and finishes shall be in accordance with MIL-STD-83796 and in table III. TABLE III. Material and finish code. Part or Identifying Number code dash letter Material Plating Finish Blank Aluminum Anodize in accordance with MIL-A-8625, type II -T T

16、itanium Anodized in accordance with SAE-AMS2488, type 2 or fluoride phosphated in accordance with SAE-AMS2486 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-DTL-83796/18A 6 PIN example: M83796 /18 H 08 2 F 06 T M83796/18H082F06T indicates - Hose

17、 assembly for 1/2 hose OD, 8 1/4 inches in length, style F, 30 between elbows, titanium alloy. Changes from previous issues. 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

18、MIL-DTL-83796, this document references the following: MIL-A-8625 MIL-DTL-83797 MIL-DTL-83798 MS33786 08001 SAE-AMS2486 SAE-AMS2488 SAE-AS4395 SAE-J517 CONCLUDING MATERIAL Custodians: Preparing activity: Army - AV DLA - CC Navy - AS Air Force - 99 (Project 4720-2009-028) DLA - CC Review activities:

19、Army - AT Navy - MC, SA Air Force - 71, 85 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:/assis

20、t.daps.dla.mil. Angle between elbows to be specified in 5 increments, 30 / 5 = 06 (see figure 3) Style (see figure 1) Length in eighths of an inch (0 through 7) Length in inches (see figure 2) Size code (see table II) Specification sheet number Specification number Material/finish (see table III) Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-