Part #: TC43BCAL53A

4-Inch Aluminum Bottom Outlet Cap with Gylon 3545 Gasket and Carbon Steel Chain

The Salco Products (TC43BCAL53A) 4-Inch Aluminum Bottom Outlet Cap with Gylon 3545 Gasket and Carbon Steel Chain is made out of corrosion-resistant 6061-T6 aluminum material with a 2-inch aluminum plug. It is lightweight at approximately 2/3 less than carbon steel/ stainless steel caps. It fits a standard 5-1/4-inch railroad thread for application to any car manufacturer’s nozzle. Comes with approximately 21-inches (15 links) of 3/8-inch, carbon steel chain. Includes a 4-inch, 304 stainless steel, lock ring, a 3/8 by 2-inch, zinc plated carbon steel, hex bolt, a 3/8-inch, zinc plated carbon steel, hex nut lock, a 3/8-inch USS, zinc plated carbon steel, flat washer, and a 3/8 by 3-1/2-inch, zinc plated carbon steel, S hook. This model includes an easily replaceable Gylon 3545 gasket that that is 1/4-inch thick with a 3-1/2-inch inner diameter and a 5-1/4-inch outer diameter.

Key features

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Ergonomic lightweight belly cap that reduces operator injuries from the handling of heavy and awkward steel designs.

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Constructed of corrosion-resistant nylon material.

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Less force/torque required to apply and remove cap.

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Lightweight - approximately three (3) pounds.

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Cap assembly available with: Cable, Stainless Steel Chain, Carbon Steel Chain.

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A broad range of gasket material options allows for use in various commodities.

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Standard 5-1/4-inch RR thread allows for application to any manufacturer's nozzle.

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Steel reinforced hex head increases grip area to reduce wrench slippage.

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AAR Approval # E202138

Specifications

Cap Material
Aluminum
Gasket Material
White FDA Garlock Gylon 3545
Securement Material
Carbon Steel
Securement Type
Chain

Resources

Product Card • December 17, 2025

Plastic Bottom Outlet Cap