CR3100A, B, D, E, F, K

CR3100A Threaded adapter, non-environmental, less grommet
CR3100B Threaded adapter, environmental, with grommet
CR3100E Threaded adapter, environmental, less grommet

Shell
Size		 A
Coupling
Thread Class 2A		 K L
Max.		 M
+.031-.000
(+0.79 -0.00)		 R
±.005
(±0.13)		 S
±.031
(±0.79)		 T
+.010-.005
(+0.25-0.13)		 V
Accessory Thread
Class 2A
Min. Max.
10SL 5/8-24 UNEF .156(3.96) .062(1.57) 1.531(38.89) .562(14.27) .719(18.26) 1.000(25.40) .120(3.05) 5/8-24 UNEF
12 3/4-20 UNEF .156(3.96) .062(1.57) 2.062(52.37) .750(19.05) .812(20.62) 1.094(27.79) .120(3.05) 5/8-24 UNEF
12S 3/4-20 UNEF .156(3.96) .060(1.57) 1.688(42.88) .562(14.27) .812(20.62) 1.094(27.79) .120(3.05) 5/8-24 UNEF
14 7/8-20 UNEF .156(3.96) .062(1.57) 2.062(52.37) .750(19.05) .906(23.01) 1.188(30.18) .120(3.05) 3/4-20 UNEF
14S 7/8-20 UNEF .156(3.96) .062(1.57) 1.688(42.88) .562(14.27) .906(23.01) 1.188(30.18) .120(3.05) 3/4-20 UNEF
16 1-20 UNEF .156(3.96) .062(1.57) 2.062(52.37) .750(19.05) .969(24.61) 1.281(32.54) .120(3.05) 7/8-20 UNEF
16S 1-20 UNEF .156(3.96) .062(1.57) 1.688(42.88) .562(14.27) .969(24.61) 1.281(32.54) .120(3.05) 7/8-20 UNEF
18 1 1/8-18 UNEF .203(5.16) .094(2.39) 2.062(52.37) .750(19.05) 1.062(26.97) 1.375(34.92) .120(3.05) 1-20 UNEF
20 1 1/4-18 UNEF .203(5.16) .094(2.39) 2.188(55.58) .750(19.05) 1.156(29.36) 1.500(38.10) .120(3.05) 1 3/16-18 UNEF
22 1 3/8-18 UNEF .203(5.16) .094(2.39) 2.188(55.58) .750(19.05) 1.250(31.75) 1.625(41.27) .120(3.05) 1 3/16-18 UNEF
24 1 1/2-18 UNEF .203(5.16) .094(2.39) 2.312(58.72) .812(20.62) 1.375(34.92) 1.750(44.45) .147(3.73) 1 7/16-18 UNEF
28 1 3/4-18 UNS .203(5.16) .094(2.39) 2.312(58.72) .812(20.62) 1.562(39.67) 2.000(50.80) .147(3.73) 1 7/16-18 UNEF
32 2-18 UNS .359(9.12) .125(3.17) 2.438(61.93) .875(22.22) 1.750(44.45) 2.250(57.15) .173(4.39) 1 3/4-18 UNS
Dimensions are shown in Inches (mm).
CR3100D Two (2) piece backshell w/ MS3057*A clamp, non-environmental, less grommet
CR3100F  Two (2) piece backshell w/ MS3057*A clamp, environmental, with grommet⊕

Shell
Size		 A
Coupling
Thread Class 2A		 K LF
 Max.		 M
+.031 -.000
(+0.79-0.00)		 R
±.005
(±0.13)		 S
±.031
(±0.79)		 T
+.010 -.005
(+0.25-0.13)		 Y
±.020
(±0.51)		 Cable
Range
Min. Max. Open Closed
10SL 5/8-24 UNEF .156 (3.96) .062 (1.57) 2.300 (58.42) .562 (14.27) .719 (18.26) 1.000 (25.40) .120 (3.05) .938 (23.83) .312 (7.92) .125 (3.18)
12 3/4-20 UNEF .156 (3.96) .062 (1.57) 2.900 (73.66) .750 (19.05) .812 (20.62) 1.094 (27.79) .120 (3.05) .938 (23.83) .312 (7.92) .125 (3.18)
12S 3/4-20 UNEF .156 (3.96) .062 (1.57) 2.500 (63.50) .562 (14.27) .812 (20.62) 1.094 (27.79) .120 (3.05) .938 (23.83) .312 (7.92) .125 (3.18)
14 7/8-20 UNEF .156 (3.96) .062 (1.57) 2.900 (73.66) .750 (19.05) .906 (23.01) 1.188 (30.18) .120 (3.05) 1.125 (28.58) .438 (11.13) .250 (6.35)
14S 7/8-20 UNEF .156 (3.96) .062 (1.57) 2.500 (63.50) .562 (14.27) .906 (23.01) 1.188 (30.18) .120 (3.05) 1.125 (28.58) .438 (11.13) .250 (6.35)
16 1-20 UNEF .156 (3.96) .062 (1.57) 2.900 (73.66) .750 (19.05) .969 (24.61) 1.281 (32.54) .120 (3.05) 1.312 (33.32) .562 (14.27) .312 (7.92)
16S 1-20 UNEF .156 (3.96) .062 (1.57) 2.500 (63.50) .562 (14.27) .969 (24.61) 1.281 (32.54) .120 (3.05) 1.312 (33.32) .562 (14.27) .312 (7.92)
18 1 1/8-18 UNEF .203 (5.16) .094 (2.39) 2.900 (73.66) .750 (19.05) 1.062 (26.97) 1.375 (34.92) .120 (3.05) 1.312 (33.32) .625 (15.88) .350 (8.89)
20 1 1/4-18 UNEF .203 (5.16) .094 (2.39) 3.000 (76.20) .750 (19.05) 1.156 (29.36) 1.500 (38.10) .120 (3.05) 1.531 (38.89) .750 (19.05) .500 (12.70)
22 1 3/8-18 UNEF .203 (5.16) .094 (2.39) 3.000 (76.20) .750 (19.05) 1.250 (31.75) 1.625 (41.27) .120 (3.05) 1.531 (38.89) .750 (19.05) .500 (12.70)
24 1 1/2-18 UNEF .203 (5.16) .094 (2.39) 3.250 (82.55) .812 (20.62) 1.375 (34.92) 1.750 (44.45) .147 (3.73) 1.750 (44.45) .938 (23.83) .625 (15.88)
28 1 3/4-18 UNS .203 (5.16) .094 (2.39) 3.250 (82.55) .812 (20.62) 1.562 (39.67) 2.000 (50.80) .147 (3.73) 1.750 (44.45) .938 (23.83) .625 (15.88)
32 2-18 UNS .359 (9.12) .125 (3.17) 3.600 (91.44) .875 (22.22) 1.750 (44.45) 2.250 (57.15) .173 (4.39) 2.093 (53.16) 1.250 (31.75) .875 (22.23)
Dimensions are shown in Inches (mm). ⊕ Plug has “O” ring under coupling nut.
CR3100K Two(2) piece backshell w/ MS3057*C clamp, environmental, less grommet

Shell Size		 A
Coupling
Thread Class
2A		 K L
Max.		 M
+.031-.000
(+0.79-0.00)		 N
Max.		 R
±.005
(±0.13)		 S
±.031
(±0.79)		 T
+.010-.005
(+0.25-0.13)
Cable
Clamp		 Z
Cable Range
Min. Max. K Series LCF Series Free Closed
10SL 5/8-24 UNEF .156(3.96) .062(1.57) 2.300(58.42) 4.00(101.6) .562(14.27) .937(23.80) .719(18.26) 1.000(25.40) .120(3.05) MS3057-4C .312(7.92) .094(2.39)
12 3/4-20 UNEF .156(3.96) .062(1.57) 2.900(73.66) 4.50(114.0) .750(19.05) .937(23.80) .812(20.62) 1.094(27.79) .120(3.05) MS3057-4C .312(7.92) .094(2.39)
12S 3/4-20 UNEF .156(3.96) .062(1.57) 2.500(63.50) 4.00(101.6) .562(14.27) .937(23.80) .812(20.62) 1.094(27.79) .120(3.05) MS3057-4C .312(7.92) .094(2.39)
14 7/8-20 UNEF .156(3.96) .062(1.57) 2.900(73.66) 4.50(114.0) .750(19.05) 1.062(26.97) .906(23.01) 1.188(30.18) .120(3.05) MS3057-6C .438(11.13) .250(6.35)
14S 7/8-20 UNEF .156(3.96) .062(1.57) 2.500(63.50) 4.00(101.6) .562(14.27) 1.062(26.97) .906(23.01) 1.188(30.18) .120(3.05) MS3057-6C .438(11.13) .250(6.35)
16 1-20 UNEF .156(3.96) .062(1.57) 2.900(73.66) 4.50(114.0) .750(19.05) 1.188(30.18) .969(24.61) 1.281(32.54) .120(3.05) MS3057-8C .531(13.49) .312(7.92)
16S 1-20 UNEF .156(3.96) .062(1.57) 2.500(63.50) 4.00(101.6) .562(14.27) 1.188(30.18) .969(24.61) 1.281(32.54) .120(3.05) MS3057-8C .531(13.49) .312(7.92)
18 1 1/8-18 UNEF .203(5.16) .094(2.39) 2.900(73.66) 4.69(119.0) .750(19.05) 1.312(33.32) 1.062(26.97) 1.375(34.92) .120(3.05) MS3057-10C .625(15.88) .375(9.52)
20 1 1/4-18 UNEF .203(5.16) .094(2.39) 3.000(76.20) 4.69(119.0) .750(19.05) 1.562(39.67) 1.156(29.36) 1.500(38.10) .120(3.05) MS3057-12C .750(19.05) .500(12.70)
22 1 3/8-18 UNEF .203(5.16) .094(2.39) 3.000(76.20) 4.69(119.0) .750(19.05) 1.562(39.67) 1.250(31.75) 1.625(41.27) .120(3.05) MS3057-12C .750(19.05) .500(12.70)
24 1 1/2-18 UNEF .203(5.16) .094(2.39) 3.250(82.55) 4.90(124.2) .812(20.62) 1.750(44.45) 1.375(34.92) 1.750(44.45) .147(3.73) MS3057-16C .938(23.83) .594(15.09)
28 1 3/4-18 UNS .203(5.16) .094(2.39) 3.250(82.55) 5.13(130.0) .812(20.62) 1.750(44.45) 1.562(39.67) 2.000(50.80) .147(3.73) MS3057-16C .938(23.83) .594(15.09)
32 2-18 UNS .359(9.12) .125(3.17) 3.600(91.44) 5.39(137.0) .875(22.22) 2.250(57.15) 1.750(44.45) 2.250(57.15) .173(4.39) MS3057-20C 1.250(31.75) .938(23.83)
Dimensions are shown in Inches(mm)

CR3103P

CR3103P Environmental potting seal

Shell Size

A
Coupling
Thread Class 2A

K

L
Max.

M
+.031-.000
(+0.79 -0.00)

R
±.005
(±0.13)

S
±.031
(±0.79)

T
+.010-.005
(+0.25-0.13)
Min. Max.
10SL 5/8-24 UNEF .156(3.96) .062(1.57) 1.531(38.89) .562(14.27) .719(18.26) 1.000(25.40) .120(3.05)
12 3/4-20 UNEF .156(3.96) .062(1.57) 1.968(49.99) .750(19.05) .812(20.62) 1.094(27.79) .120(3.05)
12S 3/4-20 UNEF .156(3.96) .062(1.57) 1.531(38.89) .562(14.27) .812(20.62) 1.094(27.79) .120(3.05)
14 7/8-20 UNEF .156(3.96) .062(1.57) 1.968(49.99) .750(19.05) .906(23.01) 1.188(30.18) .120(3.05)
14S 7/8-20 UNEF .156(3.96) .062(1.57) 1.531(38.89) .562(14.27) .906(23.01) 1.188(30.18) .120(3.05)
16 1-20 UNEF .156(3.96) .062(1.57) 1.968(49.99) .750(19.05) .969(24.61) 1.281(32.54) .120(3.05)
16S 1-20 UNEF .156(3.96) .062(1.57) 1.531(38.89) .562(14.27) .969(24.61) 1.281(32.54) .120(3.05)
18 1 1/8-18 UNEF .203(5.16) .094(2.39) 1.968(49.99) .750(19.05) 1.062(26.97) 1.375(34.92) .120(3.05)
20 1 1/4-18 UNEF .203(5.16) .094(2.39) 2.188(55.58) .750(19.05) 1.156(29.36) 1.500(38.10) .120(3.05)
22 1 3/8-18 UNEF .203(5.16) .094(2.39) 2.188(55.58) .750(19.05) 1.250(31.75) 1.625(41.27) .120(3.05)
24 1 1/2-18 UNEF .203(5.16) .094(2.39) 2.188(55.58) .812(20.62) 1.375(34.92) 1.750(44.45) .147(3.73)
28 1 3/4-18 UNS .203(5.16) .094(2.39) 2.188(55.58) .812(20.62) 1.562(39.67) 2.000(50.80) .147(3.73)
32 2-18 UNS .359(9.12) .125(3.17) 2.188(55.58) .875(22.22) 1.750(44.45) 2.250(57.15) .173(4.39)
Dimensions are shown in Inches (mm).