Product Overview: The document provides technical specifications for medium-duty stainless steel top plate swivel casters with a capacity of up to 300 lbs. These casters are made from polished grade 304 stainless steel, designed to resist rust and corrosion in wet, damp, and corrosive environments. The stainless steel construction ensures durability and reduces maintenance needs.

Key Features:

• Finish: Stainless steel
• Dust Cap: All swivel models include a dust cap to protect swivel raceway bearings and enhance performance.
• Swivel Construction: Features stainless steel grade 440 ball bearings with a hardened double raceway construction. Bearings are magnetic.
• Axle: 3/8" diameter stainless steel axle with lock nut.
• King Pin: 1/2" stainless steel rivet, hydraulically upset.
• Grease Temperature Range: -45°F to +260°F

Top Plate Sizes: The document lists various top plate sizes for swivel and rigid models, with specific bolt hole spacing and mounting bolt sizes.

• PLT 2: 2-3/8” x 3-5/8” with bolt hole spacing of 1-3/4” x 3” and mounting bolt size of 5/16”.
• PLT 3: 3-1/8” x 4-1/8” with bolt hole spacing of 2-3/8” x 3-7/16” and mounting bolt size of 5/16”.
• PLT 5: 3-3/4” x 4-1/2” with bolt hole spacing of 2-5/8” x 3-5/8” to 3” x 3” and mounting bolt size of 3/8”.

Product Variants: The document lists various caster models with different specifications such as wheel diameter, tread width, wheel type, wheel bearing, capacity, weight, load height, and swivel radius. Each model is categorized under the S30 Swivel series.

Examples of Caster Models:

• MC4-S30-314GD: 4.00 in wheel diameter, 1.25 in tread width, Advantage Thermoplastic Rubber/Round, Delrin bearing, 250 lbs capacity.
• MC5-S30-314GF: 5.00 in wheel diameter, 1.25 in tread width, Advantage Thermoplastic Rubber/Flat, Delrin bearing, 325 lbs capacity.
• MC6-S30-314G: 6.00 in wheel diameter, 1.25 in tread width, Polyloc/Grey, Delrin bearing, 300 lbs capacity.