66 & 78
MIL-C-83723
Series III
Threaded
.757
(19.2)
.047 (1.2) Max
Gasket
F
Length
E Thread
660-021 (Plug) - 660-022 (Receptacle)
Protective Covers
MIL-C-83723 Series III Threaded
660-021 M 14 S 5 -04
Basic Part No.
660-021 Plug
660-022 Receptacle
Finish (Table II)
Attachment Type (Table III)
Shell Size (Table X)
Ring or Eyelet Dash No.
(Tables IV, V, VI, VII)
Attachment Length (in inches)
.618 (15.7)
Max
.047 (1.2)
Max
Gasket
Att. Type
(Table III)
F
Length
Att. Type
(Table III)
E Thread
660-021 Plug Cover
660-022 Receptacle Cover
TABLE X: SHELL SIZE DIMENSIONS
E Thread
F Dia
Shell
Class 2A/2B
Max
Size
9/16 - 24 UNEF
.776 (19.7)
08
11/16 - 24 UNEF
.906 (23.0)
10
7/8 - 20 UNEF 1.078 (27.4)
12
15/16 - 20 UNEF 1.141 (29.0)
14
16 1 1/16 - 18 UNEF 1.266 (32.2)
18 1 3/16 - 18 UNEF 1.375 (34.9)
20 1 5/16 - 18 UNEF 1.510 (38.4)
22 1 7/16 - 18 UNEF 1.625 (41.3)
24 1 9/16 - 18 UNEF 1.760 (44.7)
See inside back
cover fold-out or
page 14 for Table II.
Metric dimensions (mm)
are indicated in paren-
theses.
© 2005 Glenair, Inc.
CAGE Code 06324
Printed in U.S.A.
GLENAIR, INC.
•
1211 AIR WAY
•
GLENDALE, CA 91201-2497
•
818-247-6000
•
FAX 818-500-9912
www.glenair.com
E-Mail: sales@glenair.com
Series 66 and 78 - Page 18
660-021 (Plug) - 660-022 (Receptacle)
Protective Covers
MIL-C-83723 Series III Threaded
ROPE
(Types F, G, H, R, T, U)
K Dia.
(Table IV)
Length + .250 (6.4)
SASH CHAIN
(Type S)
Sym
D
F
G
H
N
R
S
T
U
TABLE III: ATTACHMENT
K Dia.
(Table IV)
Length + 1 Link
BEAD CHAIN
(Type D)
K Dia.
(Table IV)
Attachment Type
Bead Chain, Cres., Passivate
Wire Rope, Nylon Jacket
Nylon Rope
Wire Rope, Fluoropolymer Jacket
No Attachment
Wire Rope, PVC Jacket
#8 Sash Chain, Cres.,
Passivate
Wire Rope, No Jacket
Wire Rope, Polyurethane
Jacket with Terminal
TABLE IV: EYELET
Dash
No.
01
02
03
04
05
06
07
09
00
Length + .250 (6.4)
K DIA
±.010 (0.3)
.140 (3.6)
.182 (4.6)
.191 (4.9)
.197 (5.0)
.167 (4.2)
.125 (3.2)
.218 (5.5)
.156 (4.0)
No Eyelet
SPLIT RING - Style C
L
SOLID RING - Style B
M
SOLID RING - Style A
N
Dash
L Dia.
No. ±.015 (0.4)
50 .425 (10.8)
52 .485 (12.3)
54 .640 (16.3)
56 .750 (19.1)
58 .890 (22.6)
60 1.015 (25.8)
62 1.095 (27.8)
64 1.130 (28.7)
66 1.250 (31.8)
68 1.350 (34.3)
70 1.390 (35.3)
72 1.485 (37.7)
TABLE V: SPLIT RING STYLE C
Dash
L Dia.
No. ±.015 (0.4)
74 1.625 (41.3)
76 1.750 (44.5)
78 1.875 (47.6)
80 1.980 (50.3)
82 2.060 (52.3)
84 2.235 (56.8)
86 2.310 (58.7)
88 2.475 (62.9)
90 2.655 (67.4)
92 2.810 (71.4)
94 3.045 (77.3)
Dash
M Dia.
No. ±.015 (0.4)
08 .468 (11.9)
10 .593 (15.1)
12 .718 (18.2)
13 .765 (19.4)
14 .844 (21.4)
15 .890 (22.6)
16 .968 (24.6)
17 1.015 (25.8)
18 1.093 (27.8)
19 1.140 (29.0)
20 1.203 (30.6)
21 1.265 (32.1)
22 1.343 (34.1)
23 1.453 (36.9)
TABLE VI: SOLID RING STYLE B
Dash
M Dia.
No. ±.015 (0.4)
24 1.484 (37.7)
25 1.577 (40.1)
27 1.640 (41.7)
28 1.687 (42.8)
29 1.765 (44.8)
30 1.890 (48.0)
31 1.953 (49.6)
32 1.968 (50.0)
33 2.077 (52.8)
35 2.140 (54.4)
36 2.187 (55.5)
40 2.406 (61.1)
44 2.656 (67.5)
48 3.031 (77.0)
118 .310 (7.9)
Dash
N Dia.
No. ±.015 (0.4)
095 .312 (7.9)
100 .391 (9.9)
101 .516 (13.1)
102 .583 (14.8)
103 .641 (16.3)
104 .708 (18.0)
105 .766 (19.5)
205 .788 (20.0)
106 .896 (22.2)
206 .907 (23.0)
107 1.016 (25.8)
207 1.025 (26.0)
108 1.141 (29.0)
308 1.188 (30.2)
208 1.203 (30.6)
TABLE VII: SOLID RING STYLE A
Dash
N Dia.
No. ±.015 (0.4)
109 1.266 (32.2)
209 1.312 (33.3)
110 1.391 (35.3)
210 1.438 (36.5)
111 1.521 (38.6)
211 1.536 (39.0)
112 1.641 (41.7)
113 1.766 (44.9)
213 1.812 (46.0)
114 1.891 (48.0)
214 1.938 (49.2)
115 2.078 (52.8)
116 2.406 (61.1)
117 2.510 (63.8)
© 2005 Glenair, Inc.
CAGE Code 06324
Printed in U.S.A.
GLENAIR, INC.
•
1211 AIR WAY
•
GLENDALE, CA 91201-2497
•
818-247-6000
•
FAX 818-500-9912
www.glenair.com
E-Mail: sales@glenair.com
Series 66 and 78 - Page 19
66 & 78
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