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4.3SMSR-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.

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:

Related Products
Please contact us for larger volume orders as further discounts may apply.
ModelRated Load (lbs)Deflection at Rated Load (in)Spring Rate (lbs/in)Max. Vertical G RatingMax. Horizontal G RatingSpring ColourPriceTypeQuantityTotal
1'' DEFLECTION
SMSR-4-3525601-1/2373Yellow
$370.00 USD
Add to cart
SMSR-4-3541,0001-1/2667Purple
$370.00 USD
Add to cart
SMSR-4-354-1421,5401-1/21,027Purple/Blue
$390.00 USD
Add to cart
SMSR-4-3561,8001-1/21,200Black
$370.00 USD
Add to cart
SMSR-4-356-1422,3401-1/21,560Black/Blue
$390.00 USD
Add to cart
SMSR-4-356-1763,0001-1/22,000Black/Black
$390.00 USD
Add to cart
SMSR-4-356-1443,4001-1/22,267Black/Brown
$390.00 USD
Add to cart
SMSR-4-356-1465,2001-1/23,467Black/Yellow
$390.00 USD
Add to cart
SMSR-4-356-1486,3001-1/45,040Black/Green
$390.00 USD
Add to cart
2'' DEFLECTION
SMSR-4-3503202160Red
$370.00 USD
Add to cart
SMSR-4-350-1406402320Red/Black
$390.00 USD
Add to cart
SMSR-4-4031,3922696Black
$400.00 USD
Add to cart
SMSR-4-4041,8122906Blue
$400.00 USD
Add to cart
SMSR-4-4052,36021,180Red
$400.00 USD
Add to cart
SMSR-4-4062,70421,352Orange
$400.00 USD
Add to cart
SMSR-4-4073,14821,574Green
$400.00 USD
Add to cart
SMSR-4-4083,67221,836White
$400.00 USD
Add to cart
SMSR-4-4094,00022,000Brown
$400.00 USD
Add to cart
SMSR-4-4105,00022,500White
$400.00 USD
Add to cart
SMSR-4-407-1505,74822,874Green/Grey
$420.00 USD
Add to cart
SMSR-4-409-1506,60023,300Brown/Grey
$420.00 USD
Add to cart
SMSR-4-410-1507,60023,800White/Grey
$420.00 USD
Add to cart
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.