MIDWESTWHEEL.COM MEMBER KANSAS CITY 5801 E. Front St. Main ....(816) 471-1552 Parts....(800) 821-7402 JOPLIN 2424 Stephens Blvd. Main ....(417) 717-6022 Parts....(866) 318-9111 SPRINGFIELD 812 Lillian Dr. ∙ Strafford, MO Main ....(417) 429-2476 Parts....(800) 785-3705 SIOUX CITY 1819 4th St. Main ....(712) 252-7969 Parts....(800) 943-3534 CEDAR RAPIDS 200 50th Ave. S.W. Main ....(319) 365-4453 Parts....(800) 332-5435 DES MOINES 1436 E. Ovid Ave. Main ....(515) 265-1491 Parts....(800) 888-0248 CLEAR LAKE 840 Hwy. 18 W. Main ....(641) 357-7101 Parts....(800) 397-5630 DAVENPORT 8502 Northwest Blvd. Main ....(563) 322-2671 Parts....(800) 553-1886 OMAHA 9770 S 142nd Street, Suite 1 Main ....(531) 239-3050 Parts....(800) 322-8757 NEBRASKA IOWA MISSOURI March 4, 2025 (00 Tectran Catalog) HEAVY DUTY & EXTREME DUTY TENDER SPRINGS KIT The Heavy Duty and Extreme Duty series of tender spring kits from TECTRAN® are engineered to meet the demands of modern tractortrailers and keep connection lines where they should be: off the deck of the truck and out of the sight of a DOT inspector. BETTER SPRINGS • Heavy-gauge springs that are engineered for modern tractor-trailer connection systems and auxiliary equipment •HEAVY DUTY models are matched for wrapped AirPower Lines and for heavier coiled systems • EXTREME DUTY models are designed for suspending hydraulic hoses and for other specialty applications • Springs are RoHS compliant zinc-plated for corrosion resistance • The 16” and 25” spring rates are comparable so they can be matched together without one overpowering the other BETTER SNAP CLIPS •Oversized stainless-steel snap clips for attaching to the truck is standard • Stronger than industry standard aluminum snap clips • Extreme corrosion resistance • Large opening allows it to snap over round slider bars up to 1” in diameter • Configurations that include a TEC-CLAMP® also use stainless-steel snap clips for the clamp BETTER SLEEVES • Sleeves are attached with stainless-steel hardware for corrosion resistance and durability • Grey or Blue outer sleeve completely covers the spring when it is collapsed for safe and easy handling • Strong but flexible sleeve material finished with rolled edges for excellent durability and crack resistance BETTER OPTIONS • Available in both 16” and 25” nominal size for application versatility • HEAVY DUTY models are available with the legendary 9890ST AirPower Line TEC-CLAMP®, the 9888ST 3-Hole TEC-CLAMP® for coiled systems, or with no clamp included • EXTREME DUTY models are sold without a standard tractor-trailer connection clamp so you can select the right multi-purpose TEC-CLAMP® separately for your application ™ TECTRAN® TENDER KIT COMPARISON: POUND-FORCE (LBF) AT 2X SPRING EXTENSION Part No. Spring Rate Nominal Size Clamp TC 7420NC Heavy Duty 16" TC 7421NC Heavy Duty 25" None TC 7480NC Extreme Duty 16" None TC 7481NC Extreme Duty 25" None Available Separately: See full offering on TECTRAN.COM (Pat. D794,440) ® None TC 360125ST TC 360175ST TC 360200ST TC 9890ST360 1.25" ID stainless steel clip 2" ID stainless steel clip Air powered line clamp 1.75" ID stainless steel clip Part No.
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