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
2M803-002
2M803-003
2M803-004
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
CONTACTS
2M803
pheno
l
Am
P
S
A
B
Pin
Socket
Pin, less contacts
Socket, less contacts
HS
Ro
E
/2
002
/
95
/
C
E
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°
2M804
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
SHELL STYLE
2M803-003, 2M803-004
-07
-02
-01
Jam Nut*
Flange Mount
In-Line
U
E
/2
002
/
95
/
C
C
E
/2
002
/
95
/
pheno
l
Am
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
8-200
9-4
9-19
9-200
9-201
9-210
10-2
10-5
10-26
10-200
26
12
1
5
19
4
8
2
10
2
2
13
4
2
4
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
/
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°
Contact Amphenol Aerospace for more information at 800-678-0141 • www.amphenol-aerospace.com
E
E
E
E
E
E
E
2M805
230°
275°
HS
Ro
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
2M Filter &
Accessories
U
U
pheno
l
Am
HS
Ro
A° B°
U
pheno
l
Am
HS
Ro
U
HD38999
Receptacle View
#20
#20HD
#16
#12
2
Micro-D
Terrapin
Plug View
Nexus
63
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.
2M805
2M804
B DIA.
MAX
.930
23.62
MAX
A THREAD
.870
22.10
MAX
Shell
Size
5
6
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
9.91
11.43
12.70
14.28
16.51
20.32
26.29
.245
.290
.390
.450
.500
.562
.650
.800
1.035
2M Filter &
Accessories
7
8
9
10
12
HD38999
14
15
Nexus
64
Terrapin
Micro-D
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
1.030
26.16
MAX
.585
14.86
MASTER
KEYWAY
.585
14.86
2M803-004-07
2M Specs
1.030
26.16
MAX
B
2M801
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
.100
2.54
MAX
PANEL THICKNESS
2M804
2M805
Shell
Size
5
6
7
8
9
10
12
14
15
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
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
Terrapin
Nexus
65
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
2M Specs
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
.425
10.80
2M803-004-02
.875
22.23
MAX
.485
12.32
.875
22.23
MAX
2M801
A MAX
A MAX
D DIA
F DIA
F DIA
D DIA
D DIA
2M803
D DIA
B BSC
C REF
C REF
B BSC
E THREAD
E THREAD
2M804
45°
45°
2M805
Shell
Size
5
6
7
8
9
10
12
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
14
2X DIA .122
3.1
FLANGE MOUNT PANEL CUTOUTS
Shell
Size
5
6
7
8
9
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
16.38
18.44
21.13
24.00
Micro-D
2X DIA .122
3.1
A BSC
A BSC
B DIA
B DIA
Terrapin
10
12
14
Nexus
66
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
2M803-003-01
MASTER
KEYWAY
A DIA.
.845
21.46
MAX
2M803-004-01
.860
21.84
MAX
2M Specs
2M801
B DIA.
D DIA.
B DIA.
C THREAD
.350
8.89
.350
8.89
2M803
2M804
2M805
Shell
Size
5
6
7
8
9
10
12
14
15
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
Contact Amphenol Aerospace for more information at 800-678-0141 • www.amphenol-aerospace.com
67
2M Filter &
Accessories
HD38999
Micro-D
Terrapin
Nexus
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