Category 05 - Heavy Duty Casters
Acorn™ is known as the Caster and Wheel Experts for U.S. and EURO standards. We design the best casters and wheels to meet every load requirement and application from Categories 1-10.

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Kingpin Casters
Hybrid Casters
Kingpinless Casters
Shock Absorbing Casters
Stainless Steel Casters

 

5-61 Series Cold Forged Caster Load Capacity Up to 1250 lbs. • Top Plate: 1/4" steel plate • Swivel Section: 3-1/4" diameter load race • Raceways: Coined smooth then heat treated to minimize ball indentation and wear • Legs: 1/4" steel formed / welded to the yoke base • King Bolt: 3/4" heat-treated king bolt and nut assembly • Zerk fitting in swivel section and in recessed head of hollow axle • Notched yoke base to accommodate swivel lock • Finish: Zinc plated to resist corrosion and rust • Top Plate Size: 61 Download 5-61 Caster PDF

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5-62 Series Cold Forged Caster Load Capacity Up to 1500 lbs. • Top Plate: AISI 1045 forged steel for maximum strength • Swivel Section: Double ball bearing coined “deep-groove” load and machined component thrust raceways • Raceways: Coined smooth then heat treated to minimize ball indentation and wear • Legs: 1/4" steel formed / welded to the yoke base • King Bolt: 3/4" heat-treated king bolt and nut assembly • Zerk fitting in swivel section and in recessed head of hollow axle • Notched yoke base to accommodate swivel lock • Finish: Zinc plated to resist corrosion and rust • Top Plate Size: 62 Download 5-62 Caster PDF

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5-72 Series Hot Forged Caster Load Capacity Up to 1600 lbs. • Top Plate: 1/4" steel plate • Swivel Section: 3-1/4" diameter load race • Raceways: Coined smooth then heat-treated to minimize ball indentation and wear • Legs: 1/4" steel formed / welded to the yoke base • King Bolt: 3/4" heat-treated king bolt and nut assembly • Zerk fitting in swivel section and in recessed head of hollow axle • Top Plate Sizes: 72 (standard), D, W Download 5-72 Caster PDF

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5-72HD Series Hot Forged Caster w/ Total Lock Load Capacity Up to 2000 lbs. • Top Plate: Single piece hot forged alloy steel • Integrally forged kingpin • Forged alloy steel fork base • Precision raceways, CNC machined 3-1/4" diameter with 7/16" diameter balls • Secondary load bearing: 3/4" bore tapered roller bearing / perfect swivel head alignment • Integrally forged 3/4" diameter kingpin UNF threaded with slotted nut arrangement for fine adjustment of swivel movements • 1/4" x 2-1/4" legs cylindrically formed / welded inside and outside to 2-1/2" fork spacing • Finish: Bright zinc plated or polymer painted (black) • Optional 4-position directional lock slots and hardened raceways • Top Plate Size: 72 Download 5-72HD Caster PDF

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5-78ZT Series Precision Swivel Caster w/ Adjustable Total Lock Load Capacity Up to 2500 lbs. • Top Plate / Fork Base: Heavy duty steel construction with welded-in integral kingpin secured with castle nut • Swivel load bearings in swivel section and head of the axle bolt • Top Plate Skirt Design: dust and splash protection of the bearing units • Fork Legs: 1/4" steel / welded yoke both inside and outside • Zerk fitting in swivel section • Axle: 1/2" diameter, solid with lock nut • Fork Leg Spacing: 2-7/16" • Finish: Yellow zinc dichromate for extra environmental protection • Top Plate Size: 72 Download 5-78ZT Caster PDF

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5-16E Series 46 Hybrid / Heavy Duty Yoke Load Capacity Up to 2000 lbs. • Kingpinless strength with Kingpin simplicity • Kingpinless style drop forged raceway • 3/8” Ball bearings (HRC45 steel) • 3/4” Kingpin / Nut hardened • 1/4” Cold forged top plate (ASTM 1045) • Long life of caster with low cost • Extra high endurance in distance traveled Download 5-16E Series PDF

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5-72K Series Hot Forged Caster Load Capacity Up to 1400 lbs. • Top Plate: 5/16" AISI 1045 steel, welded and heat treated for longer life • Yoke Base: Notched AISI 1045 steel • Swivel Section: One row of 3/8" ball bearings mounted in a heat treated precision machined raceway • Zerk Fitting: 1/2" diameter with zerk fitting on roller and tapered bearing models • Finish: Zinc plated • Top Plate Size: 72 Download 5-72K Caster PDF

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5-72KHD Series Forged Steel Caster w/ Adjustable Total Lock Load Capacity Up to 2000 lbs. • Top Plate Yoke Base: Single piece forged alloy steel • Precision raceways, CNC machined • Induction hardened raceway ensure longevity of swivel head • Totally sealed swivel head with grease nipple • 1/4" thick formed legs robotically welded inside and outside to 65mm fork spacing • Finish: Zinc plated, ROHS compliant or black polymer color-coated • Top Plate Size: 72 Download 5-72KHD Caster PDF

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5-72KDW Series Dual Wheel Caster Load Capacity Up to 1700 lbs. • Pre-lubricated straight roller bearings in the wheels which are sealed • Both wheels are mounted inside the fork legs on a single hardened and ground spanner bushing which gives rigidity to the caster • Wheels have 1-5/8" hub length with 3/4" straight roller bearings • Raceway: 2-3/4" diameter with 3/8" ball bearings • Top Plate Sizes: 72 (standard), 41, 42, 43 Download 5-72KDW Caster PDF

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5-62SA Series Shock Absorbing Caster Load Capacity Up to 800 lbs. • Springs are encapsulated and protected by a urethane SpringGuard™ for added safety • Fully heat-treated double ball raceway construction, extends the life of the caster • Top plate and legs are made from cold formed steel • One rig fits 5" x 2" and 6" x 2" wheels • Applications include: diagnostic and electrical, institutional and laboratory, medical equipment and carts, food processing, mobile workstations, mobile storage racks, ground support equipment, packaging equipment, specialty toolboxes • Top Plate Size: 72 Download 5-62SA Caster PDF

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5-72SA Series Shock Absorbing Caster Load Capacity Up to 800 lbs. • Top Plate & Yoke Base: AISI 1045 drop forged steel for extended service life • Load Springs: Maximum rated capacity loads will deflect wheel approximately 5/8” (50%) • Swivel Section: Double ball bearing with coined “deep-groove” load and machined thrust raceways • Legs: 1/4" steel, formed to increase strength • King Bolt: 3/4" diameter heat-treated bolt and nut • Zerk fitting in swivel section and in recessed head of hollow axle • Top Plate Size: 72 Download 5-72SA Caster PDF

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5-62SS Series Stainless Steel Caster Load Capacity Up to 1200 lbs. • Raceway: SS Double Ball Raceway formed smooth for easy swivel action w/ stainless steel balls. Type 304 Stainless Steel. • Zerk Fitting: in the swivel section and head of the axle bolt. • Kingpin & Nut: 3/4" diameter • Top Plate: 5/16” Stainless steel • Legs: 1/4" Stainless steel • Axle & Lock Nut: 1/2” w & w/o stainless steel zerk. • Note: Zerk not necessary w/ Precision Ball Bearing wheels. • Alternate or Custom Caster Configurations Available Download 5-62SS Caster PDF

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5-72KPSS Series Polished Stainless Steel Caster Load Capacity Up to 1400 lbs. • Top Plate: 5/16” 304 stainless steel and welded construction for longer life • Yoke Base: Notched 316 stainless steel welded inside and out • Legs: Welded inside and out • Swivel Section: One row of 3/8" ball bearings mounted in a precision machined raceway • Axle: 1/2” diameter hollow axle with zerk fitting on roller and tapered bearing models (Solid axle on Delrin, precision ball, and Oilex models) • Alternate or custom caster configurations available Download 5-72KPSS Caster PDF

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In-Plant Caster & Wheel Survey
Click here to download the Acorn™ In-Plant Caster & Wheel Survey PDF or Contact Acorn™ for additional information.
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Demonstrations / Quotes
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