add locknut to bom

README.md

@@ -55,11 +55,13 @@ SHCS | M3x40 | 2 | Used *only* when pre-loading bearing rollers | 91292A024
 SHCS | M3x30 | 2 | Used *only* when pre-loading bearing rollers | 91292A022
 Belleville Washer | 3.1mm ID | 24 | Used *only* when pre-loading bearing rollers | 96445K157
 Locknut | M3, Nylon | 6 | Used *only* when pre-loading bearing rollers | 90576A102
+Locknut | M5, Nylon | 4 | Connecting Nema 23 Motor | 93625A200
 SHCS | M5x10 | 1 | Connecting Nema 23 Motor | 91292A124
 SHCS | M5x16 | 3 | Nema 23 Motor through tensioning arcs | 91292A126
 Shoulder Screw | 8mm Shoulder x 8mm x M6 | 10 | Guide Roller Shaft | 92981A198
 Shoulder Screw | 8mm Shoulder x 16mm x M6 | 2 | Belt Guide Roller Shaft | 92981A202
 Bearing Shim | 8mm ID x 10mm OD x 1mm Thick | 38 | Roller Separation | 98089A381 
+Less Expensive Bearing Shim | 5/16" Screw Oversize Washer | 38 | Roller Separation | 91090A110
 
 ## Gantry for NEMA23 Motor, 0.25" Aluminum
 
@@ -79,6 +81,7 @@ SHCS | M3x35 | 2 | Used *only* when pre-loading bearing rollers | 91292A033
 SHCS | M3x45 | 2 | Used *only* when pre-loading bearing rollers | 91292A025
 Belleville Washer | 3.1mm ID | 12 | Used *only* when pre-loading bearing rollers | 96445K157
 Locknut | M3, Nylon | 2 | Used *only* when pre-loading bearing rollers | 90576A102
+Locknut | M5, Nylon | 4 | Connecting Nema 23 Motor | 93625A200
 SHCS | M5x10 | 1 | Connecting Nema 23 Motor |  
 SHCS | M5x16 | 3 | Nema 23 Motor through arcs | 
 Shoulder Screw | 8mm Shoulder x 8mm x M6 | 10 | Guide Roller Shaft | 92981A198