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Hamilton S-MD-63NYB Maxi-Duty Swivel Caster, 6" x 3" Nylon

Hamilton Caster Item #S-MD-63NYB · MFR #S-MD-63NYB
Quick Answer: The Hamilton S-MD-63NYB is a swivel Maxi-Duty series caster with a 6" x 3" Nylast® Nylon wheel rated 5,400 lb, priced at $534.95. Made in USA with a 3-year warranty; ships in 1–2 weeks from the factory.
  • Hamilton Maxi-Duty swivel caster with 6" x 3" Nylast® Nylon wheel, precision sealed ball, 5,400 lb capacity.
  • Made in USA, 3-year warranty.
Condition
New
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Product Details

The Hamilton S-MD-63NYB is a swivel top-plate caster from the Maxi-Duty series — forged from solid steel for the highest plate-caster capacities Hamilton builds. It runs a 6" x 3" Nylast® Nylon wheel on precision sealed ball bearings and carries a dynamic rating of 5,400 lb per caster. Made in the USA by Hamilton Caster, backed by a 3-year manufacturer warranty, and it typically ships in 1–2 weeks from the factory.

Key features

  • 5,400 lb dynamic capacity per caster (at walking speed)
  • 6" x 3" Nylast® Nylon wheel — precision sealed ball
  • Kingpin swivel section for full maneuverability
  • Forged/heavy-gauge steel rig, Platinum Powder finish
  • 8 1/2 x 8 1/2" top plate, bolt pattern 7 x 7"
  • 10" overall height
  • Field-replaceable wheel (replacement part W-630-NYB-1-1/4)
  • Made in USA — 3-year Hamilton manufacturer warranty

Options & add-ons

  • Four-Position Swivel Lock
  • Ergo Four-Position Swivel Lock
  • Heavy Duty Contact Brake
  • Swivel Seals

Brakes, toe guards, and other add-ons are quoted with your order — tell us your configuration and we’ll spec it out.

Specifications

Item NumberS-MD-63NYB
Manufacturer Part #S-MD-63NYB
BrandHamilton Caster
Swivel or Rigid casterSwivel
Load Capacity (lbs.) @ 3 mph5400
Wheel Diameter (in.)6
Wheel Face (in.)3
Overall Height (in.)10
Swivel Offset (in.)2.5
Mounting Plate (in.)8 1/2 x 8 1/2
Mounting Bolt (in.)0.625
Caster Color/FinishPlatinum Powder
Wheel TypeNylast®
Wheel Color/FinishCharcoal Gray
Bearing TypePrecision Sealed Ball
Wheel Material @ TreadNylon
Shipping Weight (lbs.)48
Bolt Holes (in.)7 x 7
Caster Rig TypeIntegral Forged Kingpin
NoteThe four-position swivel lock (-4SL) and swivel seals (-SS) cannot be ordered together on this specific caster.
High Temp. Range (F)220
Low Temp. Range (F)-30
Relative CapacityHigh
Impact ResistanceMedium
Abrasion ResistanceMedium
Chemical ResistantHigh
Moisture ResistanceHigh
Cushioning (Resilience)Low
Relative CostHigh
Replacement WheelW-630-NYB-1-1/4
Country of OriginUSA
Warranty3 Years (manufacturer)
Swivel or RigidSwivel

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