MS273870
REQUIREMENTS
Elbow subassembly illustration, see figure 1.
Intended use. This part is a component of MS27382.
Materials. Material and material codes see table I. See applicable specification sheet and
MIL-0TL-27272 for material of other components identified in table II for their material requirements.
TABLE I. Materials and PIN codes.
Material code |
Material |
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 code |
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 |
-100 |
-100 |
|||
-12C |
-12C |
-12C |
-12C |
2.114 |
.800 |
-12 |
-120 |
-120 |
|||
-16C |
-16C |
-16C |
-16C |
2.188 |
.854 |
-16 |
-160 |
-160 |
|||
-20C |
-20C |
-20C |
-20C |
2.445 |
.962 |
-20 |
-200 |
-200 |
|||
-24C |
-24C |
-24C |
-24C |
2.849 |
1.155 |
-24 |
-240 |
-240 |
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 "0" aluminum alloy.
If required, lockwire holes to 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 of dry film lubricants shall be used on an assembly unless it is of the types specified by the "blank" designator.
2
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