notes

STP CPY  F1  F2  F3  F4  F5  RLU RLD

EC 1 2 3 4 5 6 7 8 9 0 MN CAR YEN      DEL       NHM NHP NMN NSL
TAB Q W E R T Y U U I O P AT FC         ET       N7  N8  N9  NAS
CTL CPS A S D F G H J K L SMI COL WE    ED       N4  N5  N6  NPL
LS1 LS2 Z X C V B N M LT GT SLS AMG    RSH UP    N1  N2  N3  NEQ
    SUP ALT   SP1 SP2              LFT RGT DN    N0  NCM NPR NRT

405mm x 135.5mm

hole inner diameter, call it 1.8mm. 2mm to be safe
8.2mm from left edge to left edge of two holes

top of top/bottom hole distance from pcb top by row (in mm)

1 6/7
2 34.5/35.5 
3 53.2/54.2
4 72.5 73.5 
5 91.2 92.2 
6 110/111

1U horizontally = 209/11 = 19.0
1U vertically = apparently 18.875

any non-derivable left distances (to left of leftmost hole):

STP 5.2
CPY 24.2
F1 67
F2 104.5
F3 143
F4 180.5
F5 218.5 
RLUP 261.3

ESC 7.5
1 29.2
TAB 12.3
Q 38.5 
YEN 257
DEL 278
CTL 5.2 
CAPS 24.2
LS1 5.2 
LS2 33.7
Z 52.7 (+1u from LS2)
SUP 52.8 (compare with z)
ALT 71.7 
SP1 147.8
SP2 166.8
LFT 261.6 
AMG 242.6
RSH 271 

NHM 332.2
FC 247 
  ET 273.2 
WE 251.8
  ED 275.2 

misc pcb holes (don't know if these matter)
3.2mm across 
row 1 (20 from top)  392
row 2 (25 from top)  27.5  146  284 
row 3 (95 from top)  319
row 4 (115 from top) 32 
row 5 (128 from top) 373