ProductsSpring Vibration IsolatorsSMSR-BT4/BF4 - Spring Isolator/Restrainer

4.4SMSR-BT4/BF4 - Spring Isolator/Restrainer

SMSR-BF4 / BT4 spring mounts are designed to provide efficient isolation from critical vibrations and all-directional restraint from vertical and horizontal forces. There are two available configurations:

SMSR-BF4: flat top with an inside leveling adjustment feature
SMSR-BT4: bolted top with leveling adjustment feature

Recommended for:

HVAC equipment, fan air circulation systems, compressors, pumps, chillers, AC units, cooling towers, inertia bases, etc.

SMSR-BT4/BF4 - Spring Isolator/Restrainer

SMSR-BF4

SMSR-BF4 - Dimensions

SMSR-BT4

SMSR-BT4 - Dimensions

Printable Pages:

SMSR-BT4 / SMSR-BF4

Installation Instructions - SMSR-BT4 / BF4

SMSR-BT4 3D CAD

SMSR-BF4 3D CAD

Features:

All springs at rated loads have 50% additional travel to solid load.

All mounts' elements are safe at solid load.

Safety factor - Springs will accommodate 50% extra load from rated load to solid load.

Recommended load range: from 50% of rated load to rated load.

Hot-dip galvanized housing provides excellent corrosion resistance.

Elastomer base & top cups provide better vibration isolation, load distribution, and noise reduction.

Springs are color-coded for easy field identification.

Anti-skid rubber acoustical pad is optional.

Click Here for Seismic Restrained Spring Mounts:

Please contact us for larger volume orders as further discounts may apply.

Model	Rated Load (lbs)	Deflection at Rated Load (in)	Spring Rate (lbs/in)	Spring Colour	Price
1'' DEFLECTION
SMSR-4-352	560	1-1/2	373	Yellow	$370.00 USD
SMSR-4-354	1,000	1-1/2	667	Purple	$370.00 USD
SMSR-4-354-142	1,540	1-1/2	1,027	Purple/Blue	$390.00 USD
SMSR-4-356	1,800	1-1/2	1,200	Black	$370.00 USD
SMSR-4-356-142	2,340	1-1/2	1,560	Black/Blue	$390.00 USD
SMSR-4-356-176	3,000	1-1/2	2,000	Black/Black	$390.00 USD
SMSR-4-356-144	3,400	1-1/2	2,267	Black/Brown	$390.00 USD
SMSR-4-356-146	5,200	1-1/2	3,467	Black/Yellow	$390.00 USD
SMSR-4-356-148	6,300	1-1/4	5,040	Black/Green	$390.00 USD
2'' DEFLECTION
SMSR-4-350	320	2	160	Red	$370.00 USD
SMSR-4-350-140	640	2	320	Red/Black	$390.00 USD
SMSR-4-403	1,392	2	696	Black	$400.00 USD
SMSR-4-404	1,812	2	906	Blue	$400.00 USD
SMSR-4-405	2,360	2	1,180	Red	$400.00 USD
SMSR-4-406	2,704	2	1,352	Orange	$400.00 USD
SMSR-4-407	3,148	2	1,574	Green	$400.00 USD
SMSR-4-408	3,672	2	1,836	White	$400.00 USD
SMSR-4-409	4,000	2	2,000	Brown	$400.00 USD
SMSR-4-410	5,000	2	2,500	White	$400.00 USD
SMSR-4-407-150	5,748	2	2,874	Green/Grey	$420.00 USD
SMSR-4-409-150	6,600	2	3,300	Brown/Grey	$420.00 USD
SMSR-4-410-150	7,600	2	3,800	White/Grey	$420.00 USD

Note: When product price is not shown, please call our office for technical consultation prior to place an order

Notes:

a) 350 Spring: 3” Outside diameter x 5” Free Length.

b) 140 Spring & 170 Spring: 2” Outside diameter x 5” Free Length.

c) 400 Spring: 3” Outside diameter x 5.75” Free Length.

d) 150 Spring: 2” Outside diameter x 5.75” Free Length.

e) Rated load is the maximum load recommended.