1、AMSC N/A FSC 4730 MS27387D 1 May 2013 SUPERSEDING MS27387C 24 September 2003 DETAIL SPECIFICATION SHEET ELBOW SUBASSEMBLY, FLARELESS, 45, SWIVEL NUT This specification sheet is approved for use by all Departments and Agencies of the Department of Defense. The requirements for acquiring the product d
2、escribed herein shall consist of this specification sheet and MIL-DTL-27272. NOTES: 1. Dimension A, see table II, is measured between the hose end of the threaded section of the union and the free end of the insert at its centerline. 2. Dimension B, see table II, is measured between the centerline o
3、f the elbow and the free end of the insert at its centerline. 3. If required lockwire holes to be drilled on this side of subassembly in accordance with SAE-AS1043. 4. Any bent tube design of adapter components to the left of plane A-A is acceptable provided the dimensions A and B and the requiremen
4、ts of this specification sheet and the procurement specification are met. 5. The inside diameter (ID) of the elbow shall not be less than the ID of the nipple. Ovality shall not exceed 7.5 percent of the nominal tubing outside diameter. The minimum wall thickness at the elbow bend shall not be less
5、than .034 inch for the -10 through -20 sizes, and .044 inch for the -24 size. FIGURE 1. Elbow subassembly illustration. INCH-POUND Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MS27387D 2 REQUIREMENTS Elbow subassembly illustration, see figure 1. I
6、ntended use. This part is a component of MS27382. Materials. Material and material codes see table I. See applicable specification sheet and MIL-DTL-27272 for material of other components identified in table II for their material requirements. TABLE I. Materials and PIN codes. Material code Material
7、 Blank Combination of aluminum alloy and corrosion-resistant steel (CRES) C CRES Finish. Corrosion-resistant steel, do not passivate. Aluminum alloy. Anodize in accordance with MIL-A-8625, type II, dye yellow. TABLE II. Elbow subassembly composition. Size and material code Wire size and material cod
8、e Union, nipple size and material code Elbow, nipple end size and material code A .035 B .035 MS27072 1/ MS27071 1/ 2/ MS27395 1/ 2/ -10C -10C -10C -10C 1.674 .725 -10 -10D -10D -12C -12C -12C -12C 2.114 .800 -12 -12D -12D -16C -16C -16C -16C 2.188 .854 -16 -16D -16D -20C -20C -20C -20C 2.445 .962 -
9、20 -20D -20D -24C -24C -24C -24C 2.849 1.155 -24 -24D -24D 1/ MS27071, MS27072, and MS27395 shall be dry film lubricated in accordance with table III, dry film is applied in accordance with MS27071, MS27072, or MS27395 as applicable. 2/ Material code “D” aluminum alloy. If required, lockwire holes t
10、o be drilled in accordance with SAE-AS1043 and suffix L added to PIN. Threads on -10C through -24C shall be lubricated with dry-film lubricate in accordance with table III. MS27071, MS27072, and MS27395 parts shall be coated with the same type of dry film lubricant as indicated in the PIN, no mixing
11、 of dry film lubricants shall be used on an assembly unless it is of the types specified by the “blank” designator. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MS27387D 3 NOTE: Avoid using graphite dry film lubes with aluminum unions and nipples
12、because in a wet environment, graphite becomes corrosive to the aluminum. TABLE III. Dry film designator. Dry film designator SAE class or type designator Dry film characteristics Blank Any SAE class or type below N/A SAE-AS1701 SAE-AS1701 class SAE-AS1701 temperature ranges F (C) 4 4 -65 to +1400F
13、(-54 to 760C) 5 5 -65 to +850F (-54 to 454C) 6 6 -375 to +850F (-226 to 454C) SAE-AS5272 SAE-AS5272 type SAE-AS5272 temperature ranges. F (C) 7 Type I -90 to 400F (-68 to 204C) endurance life of 250 min minimum 8 Type II -90 to 400F (-68 to 204C) endurance life of 450 min minimum 9 Type III Color 1
14、- Natural product color -90 to 400F (-68 to 204C) low Volatile organic compound with an endurance life of 450 min minimum 10 Type III Color 2 - Black color -90 to 400F (-68 to 204C) low Volatile organic compound with an endurance life of 450 min minimum Dry film designator MIL classification Dry fil
15、m characteristics MIL-PRF-46010 1/ - MIL-PRF-46010 temperature ranges. F (C) 11 1 Color 1 natural product color, -90 to 400F ( -68 to 204C) solvent resisting 12 2 Color 2 - Black color -90 to 400F ( -68 to 204C) solvent resisting 1/ Not for aerospace usage. Provided by IHSNot for ResaleNo reproducti
16、on or networking permitted without license from IHS-,-,-MS27387D 4 PIN: The PIN consists of prefix “MS”, the specification sheet number, dash number for 45 elbow subassembly assembly size, letter for material, blank or L for lockwire holes, and a blank or number for dry film lubricant. Unassigned PI
17、Ns shall not be used. MS 27387 -10 C L PIN examples: MS27387-8 indicates a 45 elbow subassembly size 8, with a combination of CRES and aluminum with dry film class designator “blank” “any temp range”. MS27387-8CL4 indicates a 45 elbow subassembly size 8, CRES with lockwire holes and with dry film cl
18、ass designator 4. Identification of product. The PIN and the manufacturers trademark shall be permanently marked on the part. Order of precedence. Unless otherwise noted herein or in the contract, in the event of a conflict between the text of this document and the references cited herein, the text
19、of this document takes precedence. Nothing in this document, however, supersedes applicable laws and regulations unless a specific exemption has been obtained. Referenced documents shall be of the issue in effect on date of invitations for bid. Changes from previous issue. Marginal notations are not
20、 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-27272, this document references the following: MIL-A-8625 MIL-PRF-46010 MS27071 MS27072 MS27382 MS27395 SAE-AS1043 SAE-AS1701 SAE-AS5272 SAE-A
21、S33514 Specification sheet number MS prefix Material code letter (see table I) Size code number (see table II) Blank or “L” for lockwire holes Dry film lubricant designator (see table III) Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MS27387D 5 CO
22、NCLUDING MATERIAL Custodians: Preparing activity: Army - AV DLA - CC Navy - AS Air Force - 99 (Project 4730-2013-032) DLA - CC Review activities: Army - AT, MI Navy - MC, SA, SH Air Force - 71 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-,-,-
