D38999/20WH21PN Amphenol, D38999/20WH21PN Datasheet - Page 21

• Manufacturer Part Number: D38999/20WH21PN
• Description: Circular MIL / Spec Connectors 21P FM SZ 23 PIN WL MNT
• Manufacturer: Amphenol
• Series: 38999 Seriesr

Specifications of D38999/20WH21PN

• Mil Type: MIL-DTL-38999 III
• Product Type: Connectors
• Contact Style: Pin (Male)
• Shell Style: Receptacle
• Shell Size: 23
• Number Of Contacts: 21
• Insert Arrangement: 23-21
• Mating Style: Threaded
• Mounting Style: Panel
• Termination Style: Crimp
• Shell Plating: Cadmium over Aluminum
• Current Rating: 13 A
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

24
Contact Amphenol Aerospace for more information at 800-678-0141 • www.amphenol-aerospace.com
* An “N” designation is used on D38999 military part number but not
on the commercial versions
Step 7.
Consult Amphenol Aerospace, Sidney NY for variations.
Step 6.
Shell
Size
Amphenol
25L,
and
and
and
and
11,
13,
21,
23,
33,
15
17
19
25
37
9
Key/Keyway Position
Identification Letter
Special Variations
Select an Alternate Keying Position
Key & Keyway
Arrangement
Aerospace
N*
N*
N*
N*
N*
A
B
C
D
E
A
B
C
D
E
A
B
C
D
E
A
B
C
D
E
A
B
C
D
E
BSC
AR°
AP°
105
102
113
119
135
135
135
or
80
35
64
91
95
90
53
51
80
49
66
62
79
80
49
66
62
79
80
49
66
62
79
BSC
BR°
BP°
140
132
118
140
155
131
141
156
145
156
146
141
142
170
169
140
145
153
142
170
169
140
145
153
142
170
169
140
145
153
or
MIL-DTL-38999, Series III TV
How to Order (Military and Commercial)
BSC
CR°
CP°
215
248
230
205
234
197
208
182
195
220
176
184
196
200
200
200
180
197
196
200
200
200
180
197
188
188
188
188
188
188
or
BSC
DR°
DP°
265
320
312
275
304
240
236
292
252
255
298
242
293
310
244
257
280
272
293
310
244
257
280
272
293
310
244
257
280
272
or
A plug with a given rotation letter will mate with a receptacle
with the same rotation letter. The angles for a given connec-
tor are the same whether it contains pins or sockets. Master
key stay fixed, minor keys rotate. Inserts are not rotated in
conjunction with the master key/keyway.
Connector
Type
1.
Connector
DR
BSC
BR
BSC
PLUG
(front face shown)
Type
1.
˚
˚
AR
BSC
Shell Style
˚
2.
Shell Style
CR
BSC
2.
Service Class
˚
MAIN
KEYWAY
3.
Service Class
3.
Insert Arrg.
Shell
4.
Size-
MAIN
KEYWAY
Insert Arrg.
Shell
4.
Size-
RECEPTACLE
(front face shown)
Contact Type
5.
CP
BSC
P
Contact Type
˚
5.
P
Alternate
AP
BSC
Position
6.
˚
B
BP
BSC
DP
BSC
Alternate
Position
6.
˚
˚
Variations
7.
Special
Variations
Special
7.
(xxx)