MA Series Specification

13
Mortise Cylinders - Standard
Only the finest materials are used in the manufacture of our cylinders. Modern equipment and gauging ensure
consistent, reliable production of our entire line of cylinders. We offer a full and complete line of spacer rings,
cylinder guards and spring washers, as well as numerous cams to fulfill the requirements of most applications.
Standard mortise cylinders are furnished as 5- or 6-pin as standard. 7-pin cylinders are available. All keyed
cylinders are supplied with two nickel silver keys.
Length
Standard Core MA Series Function/Cam Chart
Catalog Number Outside Cam No. Inside Cam No.
MA371 5622 5622
MA381 5621 5620
MA411 5622 5622
MA431 5622 5622
MA441 5622 5622
MA451 5622
MA521 5622
MA531 5622
MA541 5622
MA551 5622
MA561 5622
MA571 5622
MA581 5622
MA621 5622
MA641 5622
MA851 5622
MA881 5622
MA911 5622
MA921 5622
MA931 5622 5622
MA941 5622
Catalog Number Length
Standard Cylinders
985 1-1/8”
987 1-3/8”
988 1-1/2”
990 1-3/4”
992 2”
Hotel/Motel Cylinders
250 1-1/8” RH 6-pin
251 1-1/4” RH 6-pin
252 1-3/8” LH 6-pin
253 1-3/8” LH 7-pin
Special hotel/motel cylinders, furnished with cam A09894-001-00.
Note: To order cylinder separately, order by listing catalog number for required
length and cam number as indicated in chart above. Also, specify finish and
number of pins. EXAMPLE: 986 with A09897-000-00, 626, 6-pin
MA Series
STANDARD CYLINDERS
Cam Numbers
5622 = standard cam
5620 = F09 standard Inside
5621 = F09 standard Outside
5622