ASTRO-TEX CO., INC.
ASTRO-TEX CO., INC.
2512 Summit Ave, Suite 311
Plano, TX 75074
Tel: 972.424.8707
Fax: 972.422.9791
Email: sales@astrotex.com
Website: www.AstroTex.com
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Flex-Bolt® Sandwich Mounts are designed to protect equipment and machinery against damaging vibration. This family of mounts has excellent capacity for energy control.
Flex-Bolt® Sandwich Mounts
Flex-Bolt® Medium Sandwich Mounts (Type 4)
Unit of Measure
Items Flex-Bolt® Sandwich Mounts
J-3424-143
Flex-Bolt® Medium Sandwich Mounts 		Flex-Bolt® Sandwich Mounts
J-3424-49
Flex-Bolt® Medium Sandwich Mounts 		Flex-Bolt® Sandwich Mounts
J-3424-8
Flex-Bolt® Medium Sandwich Mounts 		Flex-Bolt® Sandwich Mounts
J-3424-5
Flex-Bolt® Medium Sandwich Mounts 		Flex-Bolt® Sandwich Mounts
J-3424-30
Flex-Bolt® Medium Sandwich Mounts
Type N/A 4
Elastomer N/A Natural Rubber N/A Natural Rubber N/A Natural Rubber N/A Oil Resistant Elastomer - Neoprene N/A Natural Rubber
Maximum Static Load (Shear) N/A 23 lbs102 N N/A 30 lbs133 N N/A 36 lbs160 N N/A 38 lbs169 N N/A 49 lbs218 N
Spring Rate Ks (Shear) N/A 115 lbs/in20 N/mm N/A 75 lbs/in13 N/mm N/A 110 lbs/in19 N/mm N/A 165 lbs/in29 N/mm N/A 320 lbs/in56 N/mm
Maximum Static Load (Compression) N/A 130 lbs578 N N/A 184 lbs818 N N/A 208 lbs925 N N/A 205 lbs912 N N/A 259 lbs1152 N
Spring Rate Kc (Compression) N/A 650 lbs/in114 N/mm N/A 455 lbs/in80 N/mm N/A 635 lbs/in111 N/mm N/A 900 lbs/in158 N/mm N/A 1685 lbs/in295 N/mm
Dimension A N/A 2.00 in50.8 mm
Dimension B N/A 0.40 in10.2 mm
Dimension C N/A 2.12 in53.8 mm N/A 3.00 in76.2 mm N/A 2.62 in66.5 mm N/A 2.12 in53.8 mm N/A 1.75 in44.5 mm
Dimension D N/A 0.40 in10.2 mm
Dimension E N/A
Dimension F N/A
Dimension G N/A
Dimension H N/A
Thread Size (Recommended Bolt Information) N/A 1/2-13
Grade per SAE J429 (Recommended Bolt Information) N/A 2
General Description N/A Constructed with high-strength bonds and specially compounded elastomers, these mounts provide high load-carrying capacity and assure long life.

The simple design and unitized construction provide low-cost mounting systems which are compact, lightweight, easy to install and maintenance-free.

These mounts are available in three size groups to suit a variety of applications. Small Flex-Bolt Sandwich Mounts are available in metric and standard (UNC) threads.

Typical applications for Flex-Bolt Sandwich Mounts include business machines, motorcycles, heating, ventilating and air conditioning equipment, light motors, appliances, shipping containers, feeders, compactors and vibratory rollers.