MS270710
NOTES:
1. Thread gauge must enter thread relief. Thread marks on thread relief are acceptable.
2. Threads shall be in accordance with MIL-S-7742. Threads shall be rolled on corrosion- resistant steel only.
3. Unless otherwise specified, break or radius all corners .005, +.005, -.000. All diameters must be concentric within .005 full indicator movement.
4. 0ry-film lubricate area Y with lubrication, see table II. No dry-film lubrication allowed in area Z. 0ry-film lubrication allowed in area X, but not required.
5. Surface roughness. Unless otherwise specified, maximum surface roughness shall not exceed 125 µin. Ra in accordance with ASME 846.1.
6. Remove all burrs and slivers.
Size and material code |
A ±.010 |
8 |
C ±.005 |
0 ±.005 |
E ±.005 |
||||
CRES |
Al |
CRES |
Al |
CRES |
Al |
||||
-4C |
--- |
.480 |
--- |
--- |
.250 |
--- |
.075 |
--- |
.634 |
-5C |
--- |
.495 |
--- |
--- |
.245 |
--- |
.085 |
--- |
.707 |
-6C |
--- |
.515 |
--- |
--- |
--- |
.050 |
--- |
.779 |
|
-8C |
1/ |
.577 |
--- |
--- |
.265 |
--- |
.085 |
--- |
.995 |
-10C |
-100 |
.608 |
--- |
--- |
.295 |
.295 |
.100 |
.100 |
1.140 |
-12C |
-120 |
.715 |
.595 |
±.010 |
.355 |
.338 |
.083 |
1.284 |
|
-16C |
-160 |
.791 |
.640 |
.385 |
.365 |
.110 |
.090 |
1.717 |
|
-20C |
-200 |
.835 |
.665 |
.395 |
.395 |
.085 |
.085 |
2.078 |
|
-24C |
-240 |
.995 |
.765 |
±.005 |
.495 |
.495 |
.100 |
.100 |
2.439 |
See notes at end of table.
FIGURE 1. Union, nipple illustration - Continued.
2
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