Mesothelioma Lawyer Missouri: Asbestos Exposure at Carter Carburetor Corporation — St. Louis

If You Worked There and Are Now Sick

A mesothelioma diagnosis after years at Carter Carburetor is not a coincidence — it is the predictable result of working in an era when asbestos-containing materials were built into every industrial system at facilities like this one. Three things are true right now: your illness may be legally actionable, Missouri’s statute of limitations is running, and an experienced asbestos litigation attorney can evaluate your claim at no cost.

Missouri law provides a five-year statute of limitations from the date of diagnosis to file a personal injury claim under Mo. Rev. Stat. § 516.120. That clock does not pause. If you or a family member has been diagnosed with mesothelioma, asbestosis, or asbestos-related lung cancer, the most dangerous thing you can do is wait.

Carter Carburetor Corporation: The Facility

Location and Operations

Carter Carburetor Corporation operated at 2840 Spring Avenue on St. Louis’s south side. Founded in 1909, the company manufactured fuel-delivery components for the American auto industry, supplying General Motors, Ford, and Chrysler across decades of peak domestic vehicle production.

Scale of the Plant

At peak production, Carter Carburetor employed several thousand workers across a campus that included machine shops, foundry operations, heat-treating areas, electroplating departments, steam pipe and boiler systems, industrial furnaces, and manufacturing and assembly lines. Each of those systems, in the era when this plant operated at full capacity, relied on asbestos-containing materials.

Ownership Timeline

1909–1970s: Carter Carburetor Corporation original operations
Mid-century: Acquired by ACF Industries
1980s: Sold to American Motors Corporation (AMC), then to Federal-Mogul
Closure: The Spring Avenue site later underwent environmental remediation

Why the Timeline Matters

Peak operations ran from the 1930s through the mid-1970s — the identical period when asbestos-containing materials were standard throughout American heavy manufacturing. Workers employed during those decades may have been exposed to asbestos-containing materials daily, across careers spanning 20 to 40 years. Asbestos-related diseases carry latency periods of 20 to 50 years. A worker who left this plant in 1968 may be receiving a mesothelioma diagnosis today.

Why Asbestos-Containing Materials Were Used Here

From the 1930s through the mid-1970s, asbestos-containing materials were the default choice for insulation and fire protection in heavy manufacturing. Several categories of use are allegedly documented at the Spring Avenue plant.

Steam and Heat Systems

Metalworking, casting, heat-treating, and parts-cleaning all required high-temperature boilers and steam distribution throughout the plant. Pipes operating under sustained heat and pressure were routinely insulated with asbestos-containing materials, reportedly including:

Kaylo (Owens-Illinois / Owens Corning) — asbestos-containing pipe covering and block insulation widely documented at Midwest industrial facilities
Unibestos (Pittsburgh Corning Corporation) — chrysotile asbestos-containing pipe insulation extensively litigated in worker exposure claims
Thermobestos (Carey/Philip Carey Corporation) — spray-applied and block asbestos-containing insulation
Aircell (Johns-Manville) — asbestos-containing pipe and block insulation
Asbestos-containing fitting cement and valve insulation

Every valve, flange, elbow, and joint on those systems was reportedly wrapped or packed with asbestos-containing materials. Workers who maintained or repaired those systems may have encountered asbestos-containing materials throughout their careers at the plant.

Industrial Furnaces

Heat-treating metals to precise tolerances required equipment that allegedly contained asbestos-containing materials, including:

Asbestos-containing refractory linings (Combustion Engineering, Johns-Manville) in furnace interiors
Asbestos-containing gaskets, door seals, and insulating boards (Garlock Sealing Technologies and others) in and around furnaces
Monokote and similar asbestos-containing spray fireproofing products applied to structural steel and equipment supports

Building Construction and Renovation

The plant was built and repeatedly renovated during the era when asbestos-containing building materials were standard, allegedly including:

Spray-applied fireproofing (Johns-Manville, W.R. Grace) on structural steel
Gold Bond and Sheetrock brand asbestos-containing drywall and joint compound (National Gypsum, USG)
Armstrong World Industries asbestos-containing floor tiles and acoustic ceiling tiles
Pabco and Georgia-Pacific asbestos-containing roofing materials and roofing felt
Celotex asbestos-containing insulation board
Asbestos-containing pipe insulation throughout the building envelope

Machinery and Equipment

Manufacturing equipment supplied during this era arrived with asbestos-containing components already installed, reportedly including:

Garlock Sealing Technologies asbestos-containing gaskets, packing materials, and mechanical seals
John Crane asbestos-containing packing and rope seals
Flexitallic spiral-wound asbestos-containing gaskets
Asbestos-containing insulation on turbines, pumps, compressors, and electrical equipment

Each time a maintenance worker replaced those components, that worker may have been exposed to asbestos-containing materials.

Phenolic Compound in Carburetor Production: Rogers RX462

Carter Carburetor’s production of carburetor bodies and caps used asbestos-containing phenolic molding compound — specifically Rogers Corporation’s RX462 compound — for molded carburetor cap components. This is a distinct exposure pathway from the building-insulation story: the asbestos was blended directly into the raw molding compound used to fabricate parts, not applied as building insulation around pipes.

Rogers RX462 contained crocidolite (blue asbestos) — the amphibole fiber type most strongly associated with pleural mesothelioma — at 50 to 55% asbestos by weight. Rogers Corporation’s own Material Safety Data Sheet (MSDS), Section II for RX462 expressly states that grinding and machining of RX462 releases asbestos fibers. Workers who loaded RX462 compound into compression press hoppers, trimmed flash from finished carburetor caps, and operated tumbling or deflashing equipment inhaled asbestos fiber released from the compound with every production run. Co-workers throughout the press area accumulated bystander exposure from compound dust that settled on surfaces and was disturbed by ongoing production activity.

Occupational sampling studies cited in asbestos litigation documented fiber concentrations from processing Rogers phenolic compound at up to 140 times the then-current OSHA Permissible Exposure Limit — an order-of-magnitude exceedance that reflects the intensity of compound dust generated in carburetor cap production.

Automotive Gaskets

Beyond phenolic compound, Carter Carburetor’s core product line incorporated additional asbestos-containing materials:

Asbestos-containing gaskets were standard components of carburetors and engine assemblies manufactured during this period
Workers who assembled, tested, or handled carburetors and related components may have encountered asbestos-containing gasket materials directly on the production line

High-Risk Job Classifications

Asbestos exposure at Carter Carburetor was not confined to a single trade. Multiple job classifications may have encountered asbestos-containing materials during routine daily work.

Insulators (Asbestos Workers)

Insulators carried the heaviest documented exposure at industrial facilities of this type. Members of Heat and Frost Insulators Local 1 (St. Louis, MO) and other union locals working at Carter Carburetor may have been exposed through:

Installation, maintenance, and removal of asbestos-containing pipe covering — including Kaylo, Unibestos, and Thermobestos products — block insulation, fitting cement, and insulating blankets
Generating airborne asbestos fiber during application and removal of those materials, allegedly at high concentrations
Decades of work without adequate respiratory protection
Disturbing deteriorating asbestos-containing insulation during routine maintenance

Pipefitters and Steamfitters

Pipefitters working on Carter Carburetor’s steam and process piping systems may have been exposed through:

Disturbing existing asbestos-containing pipe insulation — including products from Owens-Illinois, Johns-Manville, and Carey — while cutting or modifying pipe runs
Working alongside insulators whose activities generated airborne fibers
Handling asbestos-containing rope packing and gasket materials from Garlock and John Crane used to seal valves and flanges
Replacing steam valve packing and flange gaskets, reportedly involving direct contact with asbestos-containing materials

Members of Plumbers and Pipefitters UA Local 562 (St. Louis, MO) and related unions worked these systems.

Boilermakers

Boilermakers working on the facility’s boilers and pressure vessels may have been exposed through:

Contact with asbestos-containing refractory materials and refractory cement from Combustion Engineering and other suppliers
Boiler insulation materials allegedly containing asbestos from multiple manufacturers
High-temperature gaskets and packing materials from Garlock and John Crane
Tearing out and replacing boiler insulation during major overhauls — work that reportedly created high concentrations of airborne asbestos fibers in confined spaces

Electricians

Electricians may have been exposed through less obvious pathways:

Electrical panels, junction boxes, and arc-suppression components manufactured during this era may have contained asbestos-containing insulating cloth and tape
Routing conduit through areas with deteriorating asbestos-containing building materials reportedly disturbed those materials during the work
Working above dropped-ceiling systems placed electricians in direct proximity to asbestos-containing spray fireproofing and pipe insulation
Handling asbestos-containing electrical insulating materials on equipment manufactured by General Electric and Westinghouse

Maintenance Mechanics and Millwrights

Maintenance personnel worked throughout the entire plant and may have encountered:

Asbestos-containing gaskets and packing materials from Garlock, John Crane, and Flexitallic throughout the facility’s equipment
Asbestos-containing insulation on pipes and boilers, including Kaylo, Unibestos, and Thermobestos products
Asbestos-containing building materials during repair and renovation work
Deteriorating asbestos-containing materials in every area of the plant where equipment was housed

Sheet Metal Workers (HVAC)

Workers who installed, maintained, and repaired ventilation and duct systems may have encountered:

Asbestos-containing duct insulation products from Johns-Manville and Owens-Illinois
Asbestos-containing joint compound and tape used in ductwork assembly
Spray-applied asbestos-containing insulation on ductwork and adjacent equipment

Laborers and Janitorial Staff

General laborers and janitorial staff are among the most consistently overlooked exposure groups in asbestos litigation, and they deserve attention here. They may have been exposed through:

Cleanup of debris contaminated with asbestos-containing materials from maintenance and construction activities
Dry sweeping of floors where asbestos dust had settled — a practice that resuspended fibers directly into the breathing zone
Working in areas where other trades had already disturbed asbestos-containing materials
Disposing of asbestos-containing waste materials, routinely without knowledge of the hazard

Office Workers and Supervisors

Administrative and supervisory personnel who spent time on the production floor, walked through maintenance areas, or worked in buildings with deteriorating asbestos-containing materials — including Armstrong, Celotex, and Georgia-Pacific products — may have accumulated meaningful exposure over long careers, particularly those employed at the facility for 20 or more years.

Asbestos-Containing Products Allegedly Present at Carter Carburetor

Based on the types of operations at Carter Carburetor, the era of peak operations, and the documented record of asbestos product use at comparable Missouri and Illinois industrial facilities — including Ameren UE’s Labadie, Portage des Sioux, Rush Island, and Sioux Energy Centers; Granite City Steel / U.S. Steel in Granite City, Illinois; and refinery and chemical facilities operated by Shell Oil, Clark Refinery, and Monsanto Chemical in Wood River and Sauget, Illinois — the following categories of asbestos-containing materials were allegedly present at the Spring Avenue facility.

Pipe Covering and Block Insulation

Kaylo (Owens-Illinois / Owens Corning) — asbestos-containing pipe insulation with documented high asbestos content; one of the most extensively litigated pipe insulation products in American legal history; workers at numerous Missouri industrial facilities have alleged exposure to Kaylo products
Unibestos (Pittsburgh Corning Corporation) — chrysotile asbestos-containing pipe insulation widely documented in industrial steam systems
Thermobestos (Carey/Philip Carey Corporation) — spray-applied and block asbestos-containing insulation products
Aircell (Johns-Manville) — asbestos-containing pipe covering and block insulation standard in industrial facilities of this era
Pabco (Fibreboard Corporation) — asbestos-containing pipe insulation and block products used throughout Midwest industrial facilities
Calsilite and similar calcium silicate asbestos-containing insulation products used as pipe and equipment insulation at high-temperature installations

Gaskets and Packing Materials

Garlock Sealing Technologies — asbestos-containing sheet gaskets, spiral-wound gaskets, and compression packing widely used throughout industrial piping and valve systems
John Crane — asbestos-containing mechanical packing, braided packing, and rope seals used in pumps and valve stems
Flexitallic — spiral-wound asbestos-containing gaskets used in high-pressure flange connections throughout industrial piping systems

Carter Carburetor Corporation St. Louis, Missouri — Asbestos Phenolic Resin Exposure