MIL-DTL-26482 Series II Crimp Coding Explained

Part Number Explanation: MIL-DTL-26482 Series II Crimp

MS3476F16-1PW

Below are the explanations for each or the coloured sections of the above part number.

Shell Type

Code	Description	Available Class
MS3440	Hermetic Seal Box Mount Receptacle	H
MS3442	Wide Flange Hermetic Seal Box Mount Receptacle	H
MS3443	Hermetic Seal Solder Mount Receptacle	HE
MS3449	Hermetic Seal Jam Nut Receptacle	H
MS3470	Wall Mount Receptacle	A,L,S,W
MS3471	Inline Receptacle	A,L,S,W
MS3472	Wide Flange Wall Mount Recepatacle	A,L,S,W
MS3473	Hermetic Seal Solder Mount Recepatacle	N*
MS3474	Jam Nut Recepatacle	A,L,S,W
MS3475	Straight Plug (RFI Grounding)	L,S,W
MS3476	Straight Plug	A,L,S,W
MS3477	Hermetic Seal Box Mount Receptacle	N*
MS3479	Hermetic Seal Ham Nut Receptacle	N*
*Class N are crimp termination

Class

Class Code	Description	Material	Finish
A*	General duty, threaded backshell	Aluminium	Cadmium, olive drab, 96 hour salt spray
E	Environmental	Aluminium	Electroless nickel
H	Hermetic	See Hermetic Termination Type below
L	Environmental, fluid resistant	Aluminium	Electroless nickel
N	Hermetic, crimp removable contacts	Steel	Tinned
S	Environmental	Stainless steel	Electro deposited nickel
W	Environmental	Aluminium	Cadmium, olive drab, 500 hour salt spray

Shell Size & Contact Arrangement

View MIL-DTL-26482 Series II Inserts

This information is designated by a code that is molded into the front of the rubber/plastic inserts.
This code is important as the shell size and the contact layout may be identical but the contact size may differ.

Hermetic Termination Type

Code	Termination Type Material	Finish
A	Solder cup, stainless steel shell	Passivated
B	Eyelet, stainless steel shell	Passivated
C	Solder cup, ferrous alloy shell	Tinned
Y	Eyelet, ferrous alloy shell	Tinned
-	All other types

Contact Style

A	Less pin contacts
B	Less socket contacts
P	Pin contacts
S	Socket contacts
Note	All shell types (receptacles and plugs) are available with either pin or socket contacts.

Polarisation

Blank	No rotation
W	View rotation angle (varies by insert)
X	View rotation angle (varies by insert)
Y	View rotation angle (varies by insert)
Z	View rotation angle (varies by insert)