1-2 www.vibrationmounts.com  Phone:  516.328.3662  Fax:  516.328.3365 V10Z  1-321A V10Z  1-321B V10Z  1-321C V10Z  1-321D Square Mounts – To 13.8 lbs. FOR COMPRESSION LOADS OF 5.1 TO 13.8 POUNDS (2.3 TO 6.3 kgf) FOR SHEAR LOADS OF 2.6 TO 7.1 POUNDS(1.2 TO 3.2 kgf) MATERIAL:  Fasteners – Steel, Zinc Plated          Isolator Natural Rubber Compression Shear Compression Shear Compression Shear Compression Shear Catalog Number *At these forcing frequencies, lesser loads will yield less than 81% isolation.   5.1 (2.3)   2.6 (1.2)   6.4 (2.9)   3.6 (1.6) 11.1 (5)   5.7 (2.6) 13.8 (6.3)   7.1 (3.2) 2.4 (1.1) 3.4 (1.5) Maximum Load lb. (kgf) Forcing Frequency in Cycles per Minute Minimum Load for 81% Isolation lb. (kgf) 1100 Mode COMPRESSION A B C D x x x x x x x x DEFLECTION (in.) 0 0.02 0.04 0.06 0.08 0.10 0.12 2 4 6 8 10 12 14 16 18 SHEAR A B C D x x x x x x x x DEFLECTION (in.) 0 0.05 0.10 0.15 0.20 0.25 0.30 2 4 6 8 10 12 NOTE:   Maximum unthreaded portion of stud does not exceed 1/16 inch (1.59 mm). LOAD DEFLECTION GRAPHS Deflections below the line x–x are considered safe practice for static loads; data above that line are useful for calculating deflections under dynamic loads. 1250      1.8 (0.8)      2.8 (1.3)      4.9 (2.2)      7.0  (3.18)               * 1.8 (0.8)         * 3.8 (1.7)   .9 (0.4) 5.9 (2.7) 1.2 (0.54)   3.9 (1.8)     .7 (0.3)   5.5 (2.5)   1.0 (0.5) 11.0 (5)   2.2 (1)         3.1 (1.4) 5.1 (2.3)   .9 (0.4) 1.4 (0.6) 2.9 (1.3) 3.9 (1.8) 2.1 (1)         * 2.8 (1.3)   .6 (0.27) 6.0 (2.7) 1.3 (0.6) 8.9 (4) 1.8 (0.8) 1.3 (0.6) 1.9 (0.9) 3.6 (1.6) 5.1 (2.3) 2750 2500 2250 2000 1750 1500   3.1 (1.4)     .6 (0.27)   4.3 (2)     .8 (0.4)   8.7 (3.9)   1.8 (0.8) 12.3 (5.6)   2.6 (1.2) 1.8 (0.8) * 2.4 (1.1) * 5.1 (2.3) 1.1 (0.5) 7.7 (3.5) 1.6 (0.7) 3000 3600   2.6 (1.2)      *   3.4 (1.5)     .7 (0.3)   7.1 (3.2)   1.5 (0.7) 10.3 (4.7)   2.1 (1) NOTE:  Dimensions in (  ) are mm. 3/8 (9.5) 1/2 (12.7) 3/8 (9.5) 3/8 (9.5) #8-32 NC (TYP)