stripped bolt holes

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Answer
The 1260 Series closers have a bolt hole (mounting pattern) of 9-1/16" horizontal x 3/4" vertical
The 1370 series closer was discontinued on Oct. 4th, 2008The 1260 closer hole pattern is 9-1/16" x 3/4", which is NOT the same hole pattern as the 1370 closer. The 1260-18QF plate does have the s...
The measurements from center line to centerline of the mounting holes are 2-3/8"  x  6-3/4".
LCN CAD detailed drawings are internal confidential documents, and are not available.
To determine the SC series, measure center to center on the closer body bolt hole mounting pattern and an overall description of the closer and arm. SC91 -- 6-3/8" x 3/4" -- unique arm SC93 -- 9-1...
Followings are the steps to convert the Von Duprin 88TP to 88L device. Need to replace the back plate on the 88 exit device, part number 050103. Order a 373L trim and specify handing. Recomme...
The RU lock can be requested as a retrofit for early Corbin Russwin Unit locks.  Several types of strikes are offered depending on the strike conditions but two are very similar with the e...
The following list explains the differences between the Von Duprin 47 and 48 latch assemblies. The 47 top and bottom latches have 5/8" throw latchbolts. The 48 top and bottom latches have 3/4" ...
See the link to a video instruction, Concealed Vertical Rod Exit Device Adjustment.Manual steps:Open door and release top latch bolt by inserting a screw driver in the hole at the top of the d...
 The Y latches listed below are adjustable to fit either a 2 3/8" or 2 3/4" backset. LATCHES WITH LOCKS  Description  Backset  Specify  Square corner, 1-1/8" x 2-1/4", standard  2...
 The latches for the Y and F lock are not interchangeable as the hole sizes are different. Substituting any latch voids your UL and product warranty. 
The G-Series lockset was discontinued in 1981, and all service parts for the G-Series lock were discontinued in 1985. 
 The current interconnect lock, S200 series (available in levers only), will not fit into the same door preparation.
The MA lock is field reversible.  The process involves three potential steps depending on what hand is needed. Rotating latchbolt - Changes swing of lock.  ex (RH to RHR) or inswing vs outswing ...
The 1260 closer body has the same footprint (9-1/16" x 3/4") and it mounts in the same location as the 1070 body, but the arm will have to be moved slightly to match the 1260 templating.
 The P1070 was replaced with the 1261 Rw/PA.