BNC Parts:

T-Connector.........  60G3978
Terminator 50-ohms..  85F0037
Coax Cable 16.4ft...  6245998

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Transceivers:

10BaseT #4224.......  02G7429, 02G7431
10Base2 #4223.......  02G7435, 02G7437

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Converters:

10BaseT for 7011-250. 51G8479
10BaseT for Xstation. 43G2820

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Wrap Plugs:

15pos Thick D-Shape.  70F9625
Thin BNC 25ohms.....  70F9626, 71F1168

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RJ45 Crossover Cable Pinout ( 'Null Hub' - Machine-to-Machine )

      _______                              _______
   __|       |                            |       |__
  |    8     |        +-------------------| 1 TD+    |
  |          |        |                   |          |
  |    7     |        |     +-------------| 2 TD-    |
  |          |        |     |             |          |   Cable End view
  |    6 RD- |------- | ----+     +-------| 3 RD+    |
  |          |        |           |       |          |
  |    5     |        |           |       | 4        |
  |          |        |           |       |          |
  |    4     |        |           |       | 5        |
  |          |        |           |       |          |
  |    3 RD+ |--------+      +--- | ------| 6 RD-    |
  |          |               |    |       |          |
  |    2 TD- |---------------+    |       | 7        |
  |          |                    |       |          |
  |__  1 TD+ |--------------------+       | 8       _|
     |_______|                            |________|