1、AMSC N/A FSC 4730 MS27067D 14 March 2013 SUPERSEDING MS27067C 24 September 2003 DETAIL SPECIFICATION SHEET ELBOW SUBASSEMBLY, FLARED, 45 FORGED, SWIVEL NUT This specification is approved for use by all Departments and Agencies of the Department of Defense. The requirements for acquiring the product
2、described 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
3、of the nipple 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 forged design of subassembly components to the left of plane A-A is acceptable provided that requirements of this specificatio
4、n sheet and the procurement specification are met. FIGURE 1. Elbow subassembly illustration. INCH-POUND Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MS27067D 2 REQUIREMENTS Elbow subassembly illustration, see figure 1. Intended use. This part is a
5、 component of MS27059. 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 material codes. Material code Material Blank Combination of a
6、luminum alloy and corrosion-resistant steel (CRES) C CRES Finishes. Finishes are performed at component level. Corrosion-resistant steel, do not passivate. Aluminum alloy. Anodize in accordance with MIL-A-8625, type II, dye blue. TABLE II. Elbow subassembly composition. Size and material designator
7、Wire size and material code Union, nipple size and material code Elbow, nipple end size and material code A.020 B.020 MS27072 1/ MS27071 1/ MS27087 1/ -3/-4C 2/ -4C -4C -3/-4C 1.078 .283 -4C -4C 1.117 .322 -5C -5C -5C -5C 1.150 .340 -6C -6C -6C -6C 1.224 .389 -8C -8C -8C -8C 1.720 .465 -8 -8D 3/ 1/
8、MS27071 and MS27087 shall be dry film lubricated in accordance with table III, dry film is applied in accordance with the individual MS sheets MS27071 or MS27087 as applicable. 2/ Swivel nut and sealing surface of this elbow subassembly shall mate with AS4395-3 fitting. The remaining portion of the
9、subassembly shall mate with M27267-4 hose. 3/ Material code “D” aluminum alloy. MS27071, MS27072, and MS27087 parts shall be coated with the same type of dry film lubricant as indicated in the PIN, no mixing of dry film lubricants shall be used on an assembly unless it is of the types specified by t
10、he “blank” designator. NOTE: Avoid using graphite dry film lubes with aluminum nipples because in a wet environment, graphite becomes corrosive to the aluminum. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MS27067D 3 TABLE III. Dry film designator
11、 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 (-54 to 760C) 5 5 -65 to +850F (-54 to 454C) 6 6 -375 to +850F (-226 to 454C) SAE-AS5272 SAE-AS5272 type
12、 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 - Natural product color -90 to 400F (-68 to 204C) low Volatile organic compound with an endurance life o
13、f 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 film characteristics MIL-PRF-46010 1/ - MIL-PRF-46010 temperature ranges. F (C) 11 1 Color 1 natural produc
14、t 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. If required, lockwire holes to be drilled in accordance with SAE-AS1043 and suffix L added to PIN. Provided by IHSNot for ResaleNo reproduction or n
15、etworking permitted without license from IHS-,-,-MS27067D 4 PIN: The PIN consists of prefix “MS”, the specification sheet number, dash number for a 45 elbow subassembly size, letter for material, blank or L for lockwire holes and a blank or number for dry film designator. Unassigned PINs shall not b
16、e used. MS 27067 -8 C L 4 PIN examples: MS27067-8C indicates a 45 elbow subassembly size 8, CRES with dry film class designator “blank”. MS27067-8L4 indicates a 45 elbow subassembly size 8, a combination of aluminum and CRES with lockwire holes and with dry film class designator 4. Identification of
17、 product. The PIN and the manufacturers trademark shall be permanently marked on the assembly. 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 of this document takes preceden
18、ce. 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 used in this revision to ident
19、ify 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 MS27059 MS27071 MS27072 MS27087 SAE-AS1043 SAE-AS1701 SAE-AS4395 SAE-AS5272 Specification sheet numbe
20、r MS prefix Material code letter (see table I) Size code number (see table II) Blank or “L” for lockwire holes Dry film designator (see table III) Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MS27067D 5 CONCLUDING MATERIAL Custodians: Preparing ac
21、tivity: Army - AV DLA - CC Navy - AS Air Force - 99 (Project 4730-2013-020) DLA - CC Review activities: Army - AR, 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-,-,-
