MIL-DTL-85/2F
Bow: In accordance with MIL-DTL-85, except the bow, for any orientation, shall be no more than .015 inch (0.38
mm) edgewise and .020 inch (0.51 mm) flatwise between any two points 2 feet apart on the concave external surface
of the waveguide.
PIN: See table I.
Material: See table II.
NOTES:
Resistivity and conductivity of materials: See table II.
Frequency range and engineering information: See table III.
TABLE I. Physical dimensions.
Dimensions
PIN 1/
Nominal
M85/2-
Inside
Outside
wall
Max. inner
Max. outer
Width
Height
Width
Height
thickness
corner radius
corner radius
(A)
(B)
(C)
(D)
(E)
(F)
(G)
2.840 ± .005
1.340 ± .005
3.238 ± .004
1.738 ± .005
001, 002, 004
.199
.0468
.125
(5.05)
(1.19)
(3.18)
(72.14) (0.13) (34.04) (0.13) (82.25) (0.10)
(44.15) (0.13)
1.872 ± .005
.872 ± .005
2.172 ± .005
1.172 ± .005
003, 005
.150
.0310
.125
(3.81)
(0.79)
(3.18)
(47.54) (0.13) (22.14) (0.13) (55.16) (0.13)
(29.76) (0.13)
1.872 ± .003
.872 ± .003
2.122 ± .005
1.122 ± .005
006
.125
.030
.031
(3.18)
(0.76)
(0.79)
(47.54) (0.07) (22.14) (0.07) (53.90) (0.13)
(28.50) (0.13)
1.122 ± .003
.497 ± .003
1.378 ± .005
.753 ± .005
007
.128
.030
.031
(3.25)
(0.76)
(0.79)
(28.50) (0.07)
(12.62 (0.07)
(35.00) (0.13)
(19.12) (0.13)
.900 ± .003
.400 ± .003
1.100 ± .005
.600 ± .005
008
.100
.030
.031
(2.54)
(0.76)
(0.79)
(22.86) (0.07) (10.16) (0.07) (27.94) (0.13)
(15.24) (0.13)
.900 ± .003
.400 ± .003
1.300 ± .005
.800 ± .005
009
.200
.030
.031
(5.08)
(0.76)
(0.79)
(22.86) (0.07) (10.16) (0.07) (33.01) (0.13)
(20.32) (0.13)
1/ The complete PIN shall be the number shown and a three-digit number indicating length in inches (e.g. M85/2-001-240).
2/ Metric equivalents (to the nearest .01 mm) are given for general information only and are based upon 1 inch = 25.4 mm.
Metric equivalents are given in parentheses.
TABLE II. Typical resistivity and conductivity of materials.
PIN
Material
Resistivity (microhm-cm)
Conductivity
max at 20°C)
M85/2-
Aluminum (ASTM-B210)
001-xxx
Alloy 1100
2.90
57 percent
002-xxx
Alloy 6061
4.00
40 to 45 percent
003-xxx
Alloy 1100 1/
2.90
57 percent
004-xxx
Alloy 6063
3.40
50 percent
005-xxx
Alloy 6063
3.40
50 percent
006-xxx
007-xxx
OF-DLP copper
008-xxx
in accordance
1.77
101 percent
009-xxx
with ASTM-B372
1/ Temper shall be H112 with a minimum tensile strength of 11,000 pound-force
2
per square inch (lbf/in )(75.842 MPa).
2