MIL-DTL-22606D(SH)
TABLE I. Dimensional characteristics of seamless flasks 7/.
Vessel length, less
Weight 6/
Minimum 6/
Outside
Hydrostatic
Design wall
Class and
end plugs
diameter 2/, 4/, 5/
thickness 3/, 5/
test pressure 5/
capacity
(approx)
type
(+½ inch -0 inch)
(inches)
(min) (inches)
(psi)
(cubic feet)
(pounds)
(feet-inches)
Class 3000
CD
21.0
18
14-10¼
0.561
1980
5000
GF
10.0
18
7-11½
0.561
980
5000
GFA
3.0
18
3-3
0.561
416
5000
GFA
4.27
18
4-0½
0.561
660
5000
GFA
6.0
18
5-4½
0.561
670
5000
GFAW
35.7
24
15-0
0.838
3671
5000
GFS
4.0
18
4-0
0.561
630
5000
GFS
8.0
18
6-8
0.561
1005
5000
GFS
10.0
18
7-9½
0.561
1060
5000
GFSW
6.0
20
4-6
0.619
820
5000
Class 5000
65/8
3-11½
0.494
175
8330
GF
0.5
GF 1/
1.5
10¾
4-3½
0.572
335
8330
GFW
10.0
20
7-5½
1.028
1760
8330
GFA
2.0
10¾
5-3½
0.572
452
8330
GFA
6.0
18
5-10
0.933
1164
8330
GFS
1.5
10¾
4-1½
0.572
367
8330
GFSW
10.0
20
7-3½
1.028
1925
8330
SF 1/
0.5
6
3-11½
0.494
190
8330
Class 5500
GF
6.0
18
5-10
0.939
1160
9167
GF
10.0
20
7-5½
1.037
1745
9167
NOTES:
1/
Type SF and 1.5-cubic foot Type GF flasks shall be Class 5000 only.
2/
Measure the OD tolerance and out of roundness as specified in 4.2.2.
3/
Design wall thickness includes a minimum corrosion allowance of 0.041 inch for Class 3000 flasks, 0.0625
inch for Class 5000 flasks, and 0.0625 inch for Class 5500 flasks.
4/
For flasks up to and including 18-inch OD, the OD tolerance shall be +¼, -1/16 inch. For 20-inch and 24-inch
OD flasks, the OD tolerance shall be +5/16, -1/16 inch.
5/
Type GFS and CDS flasks shall meet the outside diameter, design wall thickness, and hydrostatic test
pressure requirements specified for Type GF and CD flasks of the same capacity.
6/
Listed values are for information only.
7/
This table provides requirements and information for commonly purchased flasks. Flasks with dimensions,
pressures, and volumes other than specified in this table are permitted as specified (see 6.2), but shall comply
with all other requirements of this specification.
4
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