Constant Natural Frequency Elastomeric Isolators

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TECHNICAL REFERENCE OPTICAL TABLES BREADBOARDS AND GRID PLATFORMS HONEYCOMB, GRANITE AND RIGID STRUCTURES ISOLATORS WORKSTATIONS AND ISOLATED PLATFORMS STRUCTURAL RAILS AND CARRIERS TESTING, ANALYSIS AND DESIGN 1058 Optical Tables and Vibration Control Dimensions Model ND40-A 3.0 (76.2) 2.63 (66.7) A A 3.0 (76.2) A 2.48 (63.0) A CLEARANCE FOR M6 M6 X 1.0 2.48 (63.0) ø 2.75 (69.9) 2.50 (63.5) SECTION A-A Dimensions [in. (mm)] Model (Metric) A B ND40-A (M-ND40-A) 2.00 (50.0) 1.00 (25.0) ND40-B (M-ND40-B) 2.00 (50.0) 1.00 (25.0) Model ND41-A 3.00 76.2) 2.25 (57.2) A A 3.00 (76.2) A 2.48 (63.0) CLEARANCE FOR M6 M6 X 1.0 2.75 DIA (69.9) 2.50 (63.5) SECTION A-A Dimensions [in. (mm)] Model (Metric) A B ND41-A (M-ND41-A) 2.00 (50.0) 1.00 (25.0) ND41-B (M-ND41-B) 2.00 (50.0) 1.00 (25.0) Model ND40-B 2.50 (63.5) 2.63 (66.7) 2.50 (63.5) Model ND41-B 2.50 (63.5) 2.25 (57.2) Phone: 1-800-222-6440 • Fax: 1-949-253-1680 A A A A A 2.50 (63.5) A CLEARANCE FOR M6 M6 X 1.0 A A M6 X 1.0 2.75 DIA (69.9) CLEARANCE FOR M6 2.75 DIA (69.9) 2.50 (63.5) SECTION A-A 2.50 (63.5) SECTION A-A
NewDamp ND50 Series Model ND50-A 2.4 (61.0) REF 1.3 (33.0) REF B A A A Optical Tables and Vibration Control These isolators are based on conical elastic elements designed for low load applications. The ND50 supports loads up to 40 lbs. Specifications Load per Isolator [lb (kg)] Model (Metric) ND50-A (M-ND50-A) 17 (8)–28 (13) Load Range (set of 4) [lb (kg)] <strong>Natural</strong> <strong>Frequency</strong> (Hz) 68 (32)–112 (50) Vertical
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Constant Natural Frequency Elastomeric Isolators

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