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E. Sealing Plug Part Number - List Table 1 (Sheet 4)
----------------------------------------------------------------| HARNESS No. | FIN No. | CNTC P/N | QUANTITY | |-------------|--------------------|---------------|-----------| | 642W9816 | 4102KS-A | --| -| | 642W9818 | 448VC-A | --| -| | 642W9818 | 4002EV-A | --| -| | 642W9819 | 408VC-A | MS27488-16 | 1 | | 642W9819 | 4000WD1-A | MS27488-16 | 3 | | 642W9820 | 409VC-A | MS27488-16 | 1 | | 642W9820 | 4000WD2-A | MS27488-16 | 3 | | 642W9945 | 452VC-A | MS27488-16 | 1 | | 642W9946 | 454VC-A | MS27488-16 | 1 | | 642W9947 | 457VC-A | --| -| | 642W9947 | 4003EV-A | --| -| | 642W9948 | 450VC-A | MS27488-20 | 8 | | 642W9948 | 4000HA-A | MS27488-20 | 2 | | 642W9948 | 4001HA-A | MS27488-20 | 2 | | 642W9985 | 4001VC | MS27488-20 | 9 | ----------------------------------------------------------------
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CONNECTORS INSERT ARRANGEMENT - DESCRIPTION AND OPERATION
_________________________________________________________
1. General
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A. Procedure
(1) This section gives additional information related to the connectors used on the CFM56-5B engine harnesses. It contains a description of the connector, part number information, diagrams of the various connector insert arrangements, the number of contacts required for the connector, and size of the contact.
(2) Refer to Chapter 70-71-40 for the list of CFM56-5B engine harness connectors which are listed in order of the Functional Identification Number (FIN).
(3) The following connectors are covered in this chapter:
(a) EN2997 series 3 elecctrical connectors,
(Ref. Fig. 001)
(b) MS3459 series electrical connectors.
(Ref. Fig. 002)
(4) The insert arrangement is determined by the connector shell size and the number, and size of the contacts used in the connector.
(5) The listing on the following pages gives examples of typical connector part numbers and the different elements which make up the connector part numbers.
2. EN2997 Series Connectors:
_________________________
A. EN2997
The EN2997 Series connector is a European Standard Part Number for a connector which is made to conform to specification MIL-C-83723 Series 3, Class K, Type T.
B. MIL-C-83723
MIL-C-83723 - Military Specification: Connectors, electrical, circular, environment resisting, receptacles and plugs.
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EN2997 Connector
Figure 001
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MS3459 Connector
Figure 002
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C. EN2997SE61212
EN2997SE61212FN is an example of a typical part number.
EN2997 - SE - 6 - 12 - 12 - F - N
---------------| | | | | | |
| | | | | | -------------- POLARIZATION
| | | | | ------------------ CONTACT TYPE
| | | | ---------------------- CONTACT ARRANGEMENT
| | | --------------------------- SHELL SIZE
| | -------------------------------- SHELL STYLE
| ------------------------------------ CLASS
------------------------------------------- SERIES DESIGNATION
EN2997 Series Designation:
En 2997 Connector, fire resistant, passivated stainless steel, crimp contacts,
with RFI grounding ring.
SE Class:
S = Sealed receptacle with housing (shell) in passivated stainless steel.
Crimp contacts. Fire resistant, maximum operating temperature 200.C.
SE = Sealed receptacle with housing (shell) in passivated stainless steel.
Crimp contacts. Fire resistant, maximum operating temperature 260.C
cyclic.
6 = Shell Style:
02 = Designates a quare flange mounted receptacle
06 = Indicates a self-locking plug.
12 - Shell size: 8, 10, 12, 14, 16, 18, 20, 22 The 12 at this location indicates a size 12 shell in accordance with the requirement of MIL-C-1554 for miniature circular connectors (for a selection of sizes).
(Ref. Fig. 003)
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