2M803 1/4 Turn Bayonet Coupling
Ordering Guide for 2M803 Crimp Receptacles & Plugs
Contacts
& Tools
2M Specs
Series
Shell Style
Service Class
2M803-00X
-06
NF
Shell Size-
Contact Type
Insert Arrg.
6-7
P
Alternate
Position
N
*add "-501" to the suffix of Jam Nut version to
include a Hex Nut instead of a Spanner Nut.
2M801
SHELL SIZE - INSERT ARRANGEMENTS
SERIES
2M803-001
Plug, Integral Backshell
Plug with Rear Accessory Thread
Receptacle with Integral Backshell
Receptacle with Rear Accessory
Thread
U
See Insert Arrangements on Pages 13-15
2M803
2M803-002
2M803-003
2M803-004
CONTACTS
pheno
l
Am
P
S
A
B
Pin
Socket
Pin, less contacts
Socket, less contacts
HS
Ro
E
/2
002
/
95
/
C
E
2M804
SERVICE CLASS
SHELL STYLE
2M803-001, 2M803-002
-06
Plug
Finish
C
M
NF
MT
Z1
ZM
#12
ZN
ZNU
pheno
l
Am
pheno
l
Am
KEYING
Key
Position
N
X
Y
Z
Key Rotation
A
150°
75°
95°
140°
B
210°
210°
230°
275°
HS
Ro
U
E
/2
002
/
95
/
Aluminum/Black Anodize
(Non-Conductive)
Aluminum/Electroless Nickel
Aluminum/Cadmium with Olive
Drab Chromate
pheno
l
Am
HS
Ro
2M805
SHELL STYLE
2M803-003, 2M803-004
-07
-02
-01
Jam Nut*
Flange Mount
In-Line
U
E
/2
002
/
95
/
HS
Ro
C
C
E
/2
002
/
95
/
pheno
l
Am
2M Filter &
Accessories
HS
Ro
C
E
/2
002
/
95
/
pheno
l
Am
INSERT ARRANGEMENTS
Insert
Arrg.
5-3
6-1
6-4
6-6
6-7
6-23
7-1
7-10
7-25
8-2
8-28
8-13
13
4
19
4
8
2
10
2
5
26
12
1
2
2
4
8-200
9-4
9-19
9-200
9-201
9-210
10-2
10-5
10-26
10-200
8
10
5
2
4
6
7
3
1
Insert
Arrg.
10-201
10-202
12-2
12-3
12-7
12-37
12-200
12-201
12-220
14-5
14-12
14-55
14-235
15-7
15-14
15-85
No. of Contacts
#23
3
1
#20
#20HD
#16
HS
Ro
C
E
/2
002
/
95
/
C
E
/2
002
/
95
/
C
E
/2
002
/
95
/
HD38999
C
INSERT ARRANGEMENTS
No. of Contacts
#23
4
8
2
2
3
7
37
6
10
20
5
12
55
35
7
14
85
2
2
B° A°
E
E
E
E
E
E
E
U
Aluminum/Nickel-PTFE (Durmalon)
Stainless Steel/Passivated
Stainless Steel/Electroless Nickel
Aluminum/Zinc-Nickel w/Olive
Drab Chromate
Aluminum/Zinc-Nickel with Black
Chromate
U
U
pheno
l
Am
HS
Ro
A° B°
U
pheno
l
Am
HS
Ro
U
Receptacle View
#20
#20HD
#16
#12
2
Terrapin
Micro-D
Plug View
Nexus
56
Contact Amphenol Aerospace for more information at 800-678-0141 • www.amphenol-aerospace.com
2M803 1/4 Turn Bayonet Coupling Plug
2M803-001-06 and 2M803-002-06
Contacts
& Tools
2M Specs
2M803-001-06
2M803-002-06
2M801
KNURL
2M803
C DIA.
B DIA.
MAX
.930
23.62
MAX
A THREAD
.870
22.10
MAX
2M804
2M805
Shell
Size
5
6
7
8
9
10
12
14
15
A Thread
UNEF-2A
.2500-32
.3125-32
.4375-28
.5000-28
.5625-24
.6250-24
.6875-24
.9375-20
.9375-20
B Dia. Max
in.
.475
.540
.620
.675
.745
.812
.894
1.060
1.120
mm.
12.07
13.72
15.75
17.15
18.92
20.63
22.71
26.92
28.45
in.
C Dia.
mm.
6.22
7.37
.245
.290
.390
.450
.500
.562
.650
.800
1.035
2M Filter &
Accessories
9.91
11.43
12.70
14.28
16.51
20.32
26.29
HD38999
Micro-D
Terrapin
Nexus
57
Contact Amphenol Aerospace for more information at 800-678-0141 • www.amphenol-aerospace.com
2M803 1/4 Turn Bayonet Coupling Jam Nut
2M803-003-07 and 2M803-004-07
Contacts
& Tools
2M803-003-07
2M Specs
1.030
26.16
MAX
.585
14.86
MASTER
KEYWAY
.585
14.86
2M803-004-07
1.030
26.16
MAX
2M801
B
A DIA.
C
FLAT
D DIA.
G DIA.
D DIA.
2M803
B
FLATS TYP
E THREAD
E THREAD
.100
2.54
MAX
PANEL THICKNESS
F THREAD
2M805
2M804
.100
2.54
MAX
PANEL THICKNESS
Shell
Size
5
6
7
8
9
10
12
A Dia.
in.
.575
.635
.755
.830
.830
.955
1.078
1.264
1.322
mm
14.61
16.13
19.18
21.08
21.08
24.26
27.38
32.11
33.58
in.
B Flat
mm.
13.84
15.11
18.36
20.11
20.07
23.51
26.52
31.24
32.69
C Flat
in.
.350
.410
.536
.593
.596
.721
.845
1.022
1.093
mm
8.89
10.41
13.61
15.10
15.14
18.31
21.46
25.96
27.76
D Dia.
in.
.300
.362
.436
.498
.561
.635
.714
.865
.924
mm.
7.62
9.19
11.07
12.65
14.25
16.13
18.14
21.97
23.47
E Thread
.3750-32 UNEF-2A
.4375-28 UNEF-2A
.5625-32 UN-2A
.6250-28 UN-2A
.6250-28 UN-2A
.7500-28 UN-2A
.8750-28 UN-2A
1.0625-20 UN-2A
1.1250-28 UN-2A
F Thread
.2500-32 UNEF-2A
.3125-32 UNEF-2A
.4375-28 UNEF-2A
.5000-28 UNEF-2A
.5625-24 UNEF-2A
.6250-24 UNEF-2A
.6875-24 UNEF-2A
.9375-20 UNEF-2A
.9375-20 UNEF-2A
G Dia.
in.
.245
.290
.390
.450
.500
.562
.650
.805
.850
mm.
6.30
7.44
9.86
11.38
12.78
14.30
16.71
20.40
21.67
.545
.595
.723
.790
.790
.925
1.044
1.230
1.287
2M Filter &
Accessories
HD38999
14
15
PANEL CUTOUT FOR JAM NUT
RECEPTACLE
A Flat
Shell
Size
in.
±.002
.355
.415
.541
.601
.601
.729
.850
1.031
mm.
± 0.05
9.02
10.54
13.74
15.27
15.27
18.52
21.59
23.19
in.
.382
.445
.572
.635
.643
.760
.885
1.072
B Dia
mm.
9.70
11.30
14.53
16.13
16.33
18.29
22.48
27.23
Micro-D
B DIA.
A FLAT
5
6
7
8
9
10
12
14
Nexus
58
Terrapin
Contact Amphenol Aerospace for more information at 800-678-0141 • www.amphenol-aerospace.com
2M803 Bayonet Coupling Flange Mount
2M803-003-02 and 2M803-004-02
Contacts
& Tools
2M803-003-02
.875
22.23
MAX
MASTER KEYWAY
MASTER KEYWAY .485
12.32
.106
2.69
.425
.106
2 PLCS
10.80
2.69
2 PLCS
.485
12.32
.875
22.23
MAX
.425
10.80
.485
12.32
.425
10.80
2M803-004-02
.875
22.23
MAX
.485
12.32
.875
22.23
MAX
2M Specs
A MAX
A MAX
2M801
.425
10.80
D DIA
D DIA
B BSC
C REF
C REF
B BSC
F DIA
F DIA
D DIA
D DIA
2M803
E THREAD
E THREAD
2M804
45°
45°
2M805
Shell
Size
5
6
7
8
9
10
12
14
A Max.
in.
.710
.788
.895
1.154
1.210
1.291
1.395
1.550
mm
18.03
20.02
22.73
29.31
30.73
32.79
35.43
39.37
B BSC.
in.
.513
.598
.708
.964
1.017
1.101
1.204
1.280
mm.
13.03
15.19
17.98
24.49
25.83
27.97
30.58
32.51
in.
C Ref.
mm
11.68
13.26
14.99
16.97
18.31
20.19
22.20
26.67
in.
.460
.522
.590
.668
.721
.795
.874
1.050
D Dia.
mm.
7.62
9.19
11.07
12.70
14.25
16.13
18.14
21.97
.300
.362
.436
.500
.561
.635
.714
.865
E Thread
UNEF-2A
.2500-32
.3125-32
.4375-28
.5000-28
.5625-24
.6250-24
.6875-24
.9375-20
F Dia.
in.
.245
.290
.390
.450
.500
.562
.650
.805
mm.
6.30
7.44
9.86
11.38
12.78
14.30
16.71
20.40
2M Filter &
Accessories
HD38999
2X DIA .122
3.1
2X DIA .122
3.1
Shell
Size
5
6
7
8
9
FLANGE MOUNT PANEL CUTOUTS
A BSC
in.
.513
.598
.708
.964
1.017
1.101
1.204
1.280
mm.
13.03
15.19
17.98
17.98
25.83
27.97
30.58
32.51
in.
.365
.430
.520
.592
.645
.726
.832
.945
B Dia
mm.
9.25
10.92
13.21
15.04
Micro-D
A BSC
A BSC
B DIA
B DIA
Terrapin
16.38
18.44
21.13
24.00
10
12
14
Nexus
59
Contact Amphenol Aerospace for more information at 800-678-0141 • www.amphenol-aerospace.com
2M803 1/4 Turn Bayonet Coupling In-Line
2M803-003-01 and 2M803-004-01
Contacts
& Tools
2M Specs
2M803-003-01
MASTER
KEYWAY
A DIA.
.845
21.46
MAX
2M803-004-01
.860
21.84
MAX
2M801
B DIA.
D DIA.
B DIA.
2M803
C THREAD
.350
8.89
.350
8.89
2M805
2M804
Shell
Size
5
6
7
8
9
10
12
A Max.
in.
.385
.465
.485
.566
.658
.720
.810
1.027
1.027
mm.
9.78
11.81
12.32
14.38
16.71
18.29
20.57
26.09
26.09
in.
B Dia.
mm.
7.62
9.19
11.13
12.65
14.33
16.15
18.11
21.97
23.47
C Thread
UNEF-2A
.2500-32
.3125-32
.4375-28
.5000-28
.5625-24
.6250-24
.6875-24
.9375-20
.9375-20
D Dia.
in.
.245
.290
.390
.450
.500
.562
.650
.805
.850
mm.
6.30
7.44
9.86
11.38
12.78
14.30
16.71
20.40
21.67
.300
.362
.438
.498
.564
.636
.713
.865
.924
2M Filter &
Accessories
HD38999
14
15
Nexus
60
Terrapin
Micro-D
Contact Amphenol Aerospace for more information at 800-678-0141 • www.amphenol-aerospace.com
