Juniper T640 Hardware Manual page 199

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Table 88: T640 Open-Frame Rack Mounting Hole Locations (continued)
Hole Distance Above U Division
32 18.38 in. (46.7 cm)
31 17.75 in. (45.1 cm)
T640 Chassis Description on page 15
Verifying the T640 Router Parts Received on page 155
T640 Site Preparation Checklist on page 117
Chapter 16: Installing the Rack Mounting Hardware
Large Shelf
10.50 U X
10.14 U X
165