2M801 Dual-Start ACME Threads
Ordering Guide for 2M801
Contacts
& Tools
Series
Shell Style
Service Class
2M801-0XX
-16
NF
Shell Size-
Contact Type
Insert Arrg.
6-7
P
Alternate
Position
A
*add "-501" to the suffix of Jam Nut version to
include a Hex Nut instead of a Spanner Nut.
2M Specs
SERIES
2M801-007
Plugs with Inte-
gral Backshell
2M801-008
Plugs with Rear
Accessory
Thread
2M801-009
Receptacle with
Integral Back-
shell
2M801-010
Receptacle
with Accessory
Thread
SHELL STYLE
2M801-007
2M801-008
-16
Plug with
Anti-Decou-
pling Spring
Self-Locking
Plug with
Ratchet
Mechanism
C
M
NF
MT
Z1
ZM
ZN
ZNU
U
E
E
SERVICE CLASS
Finish
pheno
l
Am
SHELL SIZE - INSERT
ARRANGEMENTS
See Insert Arrangements on
Pages 13-15
2M801
HS
Ro
E
/2
002
/
95
/
Aluminum/Black Anodize
(Non-Conductive)
Aluminum/Electroless
Nickel
Aluminum/Cadmium with
Olive Drab Chromate
pheno
l
Am
HS
Ro
C
U
-26
E
/2
002
/
95
/
CONTACTS
P
S
A
B
Pin
Socket
Pin, less contacts
Socket, less contacts
C
2M803
pheno
l
Am
HS
Ro
SHELL STYLE
2M801-009
2M801-010
-01
-02
-07
In-Line
Square
Flange
Jam Nut*
U
E
/2
002
/
95
/
Aluminum/Nickel-PTFE
(Durmalon)
Stainless Steel/
Passivated
Stainless Steel/
Electroless Nickel
Aluminum/Zinc-Nickel w/
Olive Drab Chromate
Aluminum/Zinc-Nickel
with Black Chromate
pheno
l
Am
HS
Ro
U
E
/2
002
/
95
/
C
C
E
/2
002
/
95
/
C
E
/2
002
/
95
/
C
U
E
/2
002
/
95
/
E
/2
002
/
95
/
C
C
E
E
E
E
E
pheno
l
Am
HS
Ro
KEYING
pheno
l
Am
2M804
U
A°
A
B
C
D
E
F
#12
1
2
B°
210°
210°
230°
275°
275°
210°
pheno
l
Am
HS
Ro
U
HS
Ro
150°
75°
95°
140°
75°
95°
pheno
l
Am
HS
Ro
U
E
2M805
INSERT ARRANGEMENTS
Insert
Arrg.
5-3
6-1
6-4
6-6
6-7
6-23
7-1
7-10
7-25
8-2
8-13
8-28
8-200
9-4
9-19
9-200
9-201
9-210
10-2
10-5
10-26
26
5
19
4
8
2
10
2
2
4
2
4
13
8
10
5
2
4
6
7
3
1
No. of Contacts
#23
3
1
#20
#20HD
#16
#12
Insert
Arrg.
10-200
10-201
10-202
13-2
13-3
13-7
13-37
13-200
13-201
13-220
16-5
16-12
16-55
16-235
17-7
17-14
17-85
17-241
21-12
21-22
21-130
21-269
INSERT ARRANGEMENTS
No. of Contacts
#23
12
4
8
2
2
3
7
37
6
10
20
5
12
55
35
7
14
85
41
12
22
130
69
2
2
#20
#20HD
#16
2M Filter &
Accessories
A° B°
HD38999
Receptacle View
Micro-D
B° A°
Terrapin
Plug View
Nexus
39
Contact Amphenol Aerospace for more information at 800-678-0141 • www.amphenol-aerospace.com
2M801 Dual-Start ACME Threads Plug
2M801-007 and 2M801-008
Contacts
& Tools
2M Specs
2M801-007-16
2M801-007-26
.895
22.73
MAX
(Size 5 to 10)
2M801-008-16
2M801-008-26
2M801
.825
22.73
MAX
2 SAFETY WIRE
HOLES AT 180°
SHIELD
TERMINATION
B THREAD
(Size 5 to 10)
B THREAD
MASTER
KEY
1.040
26.42
MAX
(Size 13 to 21)
.975
24.765
MAX
(Size 13 to 21)
2M803
A DIA
C DIA
2M804
D THREAD
KNURLES
Style 16
Style 26
A Dia.
in.
.660
.710
.790
.860
.920
.985
1.150
1.345
1.400
1.660
mm.
16.76
18.03
20.07
21.84
23.37
25.02
29.21
34.16
35.56
42.16
B Thread
.3125-.05P-.1L-2B
.3750-.05P-.1L-2B
.4375-.05P-.1L-2B
.5000-.05P-.1L-2B
.5625-.05P-.1L-2B
.6250-.05P-.1L-2B
.8125-.1P-.2L-2B
1.0000-.1P-.2L-2B
1.0625-.1P-.2L-2B
1.3125-.1P-.2L-2B
in.
.245
.290
.390
.445
.500
.560
.650
.805
.850
1.135
C Dia.
mm.
6.22
7.37
9.91
11.30
12.70
14.22
16.51
20.45
21.59
28.83
D Thread
UNEF-2A
.2500-32
.3125-32
.4375-28
.5000-28
.5625-24
.6250-24
.6875-24
.9375-20
.9375-20
1.1875-18
2M805
Shell
Size
5
6
A Dia.
in.
.545
.610
.695
.750
.810
.890
1.060
1.250
1.310
1.560
mm.
13.84
15.49
17.65
19.05
20.57
22.61
26.92
31.75
33.27
39.62
2M Filter &
Accessories
7
8
9
10
13
HD38999
16
17
21
Nexus
40
Terrapin
Micro-D
Contact Amphenol Aerospace for more information at 800-678-0141 • www.amphenol-aerospace.com
2M801 Dual-Start ACME Threads Jam Nut
2M801-009-07 and 2M801-010-07
Contacts
& Tools
2M Specs
2M801-009-07
.973
24.71
MAX
(Size 5 to 10)
2M801-010-07
1.063
27.00
MAX
(Size 13 to 21)
2M801
.425
10.80
MAX
MASTER KEYWAY
A DIA.
.060
1.5
.100
2.54
MAX
PANEL THICKNESS
.928
23.57
MAX
(Size 5 to 10)
1.013
25.73
MAX
(Size 13 to 21)
2M803
B FLAT
F DIA.
C FLAT
D THREAD
E THREAD
RED BAND INDICATES FULL MATE
2M804
G THREAD
Shell
Size
5
6
7
8
9
10
13
16
17
21
A Dia.
in.
.575
.635
.755
.755
.830
.890
1.078
1.264
1.325
1.625
mm.
14.61
16.13
19.18
19.18
21.08
22.61
27.38
32.11
33.66
41.28
in.
B Flat
mm.
8.89
10.41
13.61
13.61
15.14
16.71
21.46
25.96
27.84
34.16
in.
.350
.410
.536
.536
.596
.658
.845
1.022
1.096
1.347
C Flat
mm.
13.84
15.11
18.36
18.36
20.07
21.72
26.52
31.24
32.77
40.06
D Thread
.3125-.05P-.1L-2A
.3750-.05P-.1L-2A
.4375-.05P-.1L-2A
.5000-.05P-.1L-2A
.5625-.05P-.1L-2A
.6250-.05P-.1L-2A
.8125-.1P-.2L-2A
E Thread
.3750-28 UN-2A
.4375-28 UNEF-2A
.5625-32 UN-2A
.5625-32 UN-2A
.6250-28 UN-2A
in.
.545
.595
.723
.723
.790
.855
1.044
1.230
1.290
1.577
F Dia.
mm.
6.22
7.37
9.91
11.30
12.70
14.22
16.51
20.45
21.59
28.83
.245
.290
.390
.445
.500
.560
.650
.805
.850
1.135
G Thread
UNEF-2A
.2500-32
.3125-32
.4375-28
.5000-28
2M805
2M Filter &
Accessories
B DIA.
.5625-24
.6250-24
.6875-24
.9375-20
.9375-20
1.1875-18
.6875-28 UN-2A
A FLAT
.8750-28 UN-2A
1.0625-20 UN-2A
1.125-28 UN-2A
1.375-28 UN-2A
1.0000-.1P-.2L-2A
1.0625-.1P-.2L-2A
1.3125-.1P-.2L-2A
HD38999
JAM NUT PANEL CUTOUT
A Flat
Shell
Size
5
in.
± .002
.356
.416
.542
.542
.602
.666
.851
1.028
1.102
1.354
mm. ±
0.05
9.04
10.57
13.77
13.77
15.29
16.62
21.62
26.11
27.99
34.39
B Dia.
in.
± .002
.385
.447
.572
.572
.635
.697
.885
1.075
1.135
1.385
mm.
± 0.05
9.78
11.35
14.53
14.53
16.13
17.70
22.48
27.31
28.83
35.18
Micro-D
B DIA.
A FLAT
6
7
8
9
10
13
16
17
21
Terrapin
Nexus
41
Contact Amphenol Aerospace for more information at 800-678-0141 • www.amphenol-aerospace.com
2M801 Dual-Start ACME Threads Square Flange
Receptacle 2M801-009-02 & 2M801-010-02
Contacts
& Tools
2M Specs
2M801-009-02
.800
20.32
MAX
(Size 5 to 10)
2M801-010-02
.900
22.86
MAX
(Size 13 to 21)
.755
19.18
MAX
(Size 5 to 10)
2M801
B BSC
MASTER KEYWAY
C DIA.
.425
10.80
MAX
.060
1.52
.855
21.72
MAX
(Size 13 to 21)
2M803
A SQ
4X D
DIA.
THRU
E THREAD
F DIA.
G THREAD
.100
2.54
MAX PANEL
THICKNESS
RED BAND INDICATES FULL MATE
.380
9.65
MAX
2M804
A
B BSC
mm.
13.46
14.99
16.51
18.08
21.59
22.61
26.16
30.96
32.51
36.32
in.
.363
.423
.483
.545
.607
.670
mm.
9.22
10.74
12.27
13.84
15.42
17.02
20.62
24.92
26.92
30.61
in.
C Dia.
mm.
17.27
19.05
21.59
23.88
28.58
30.23
34.93
41.28
43.18
49.28
D Dia.
in. ±
.003
.093
.093
.093
.093
.128
.128
.128
.128
.128
.128
mm. ±
.08
2.36
2.36
2.36
2.36
3.25
3.25
3.25
3.25
3.25
3.25
E Thread
.3125-.05P-.1L-2A
.3750-.05P-.1L-2A
.4375-.05P-.1L-2A
.5000-.05P-.1L-2A
.5625-.05P-.1L-2A
.6250-.05P-.1L-2A
.8125-.1P-.2L-2A
1.0000-.1P-.2L-2A
1.0625-.1P-.2L-2A
1.3125-.1P-.2L-2A
in.
F Dia.
mm.
6.22
7.37
9.91
11.30
12.70
14.22
16.51
20.45
21.59
28.83
G Thread
UNEF-2A
.2500-32
.3125-32
.4375-28
.5000-28
.5625-24
.6250-24
.6875-24
.9375-20
.9375-20
1.1875-18
2M805
Shell
Size
5
6
7
in.
.530
.590
.650
.712
.850
.890
1.030
1.219
1.280
1.430
.680
.750
.850
.940
1.125
1.190
1.375
1.625
1.700
1.940
.245
.290
.390
.445
.500
.560
.650
.805
.850
1.135
2M Filter &
Accessories
8
9
10
13
16
17
C DIA.± .003
0.08
B BSC
.812
.981
1.060
1.205
HD38999
21
A DIA.
PANEL CUTOUT
Shell
Size
5
6
7
B BSC
A Dia.
in.
.330
.390
.450
.510
.575
.640
.825
1.015
1.075
1.325
mm.
8.38
9.91
11.43
12.95
14.61
16.26
20.96
25.78
27.31
33.66
in.
B Dia.
mm.
9.22
10.74
12.27
13.84
15.42
17.02
20.65
24.92
26.92
30.61
in.
.363
.423
.483
.545
.607
.670
.812
.981
1.060
1.205
C Dia.
mm.
2.36
2.36
2.36
2.36
3.25
3.25
3.25
3.25
3.25
3.25
.093
.093
.093
.093
.128
.128
.128
.128
.128
.128
Micro-D
C DIA.
± .003
0.08
Terrapin
8
9
A DIA.
10
13
16
Nexus
17
21
42
Contact Amphenol Aerospace for more information at 800-678-0141 • www.amphenol-aerospace.com
2M801 Dual-Start ACME Threads In-Line
2M801-009-01 and 2M801-010-01
Contacts
& Tools
2M Specs
2M801-009-01
.790
20.07
MAX
(Size 5 to 10)
2M801-010-01
.890
22.61
MAX
(Size 13 to 21)
.755
19.18
MAX
(Size 5 to 10)
MASTER
KEYWAY
A DIA.
.060
1.5
.415
10.54
MAX
.855
21.72
MAX
(Size 13 to 21)
2M801
D DIA.
2M803
B FLAT
C THREAD
RED BAND INDICATES FULL MATE
E THREAD
.380
9.65
MAX
Shell
Size
5
6
7
8
9
10
13
16
17
21
A Dia.
in.
.355
.415
.480
.540
.605
.665
.855
1.040
1.110
1.405
mm.
9.02
10.54
12.19
13.72
15.37
16.89
21.72
26.42
28.19
35.69
in.
.325
.385
.445
.510
.575
.635
.825
1.010
1.070
1.385
B Flat
mm.
8.13
9.78
11.30
12.95
14.61
16.13
20.96
25.65
27.18
35.18
C Thread
.3125-.05P-.1L-2A
.3750-.05P-.1L-2A
.4375-.05P-.1L-2A
.5000-.05P-.1L-2A
.5625-.05P-.1L-2A
.6250-.05P-.1L-2A
.8125-.1P-.2L-2A
1.0000-.1P-.2L-2A
1.0625-.1P-.2L-2A
1.3125-.1P-2L-2A
in.
.245
.290
.390
.445
.500
.560
.650
.805
.850
1.135
D Dia.
mm.
6.22
7.37
9.91
11.30
12.70
14.22
16.51
20.44
21.59
28.83
E Thread
UNEF-2A
.2500-32
.3125-32
.4375-28
.5000-28
.5625-24
.6250-24
.6875-24
.9375-20
.9375-20
2M804
2M805
2M Filter &
Accessories
HD38999
1.1875-18
Micro-D
Terrapin
Nexus
43
Contact Amphenol Aerospace for more information at 800-678-0141 • www.amphenol-aerospace.com
