Documents in our library describe Hf-navaseal (Johns-Manville) as “sealing compound”.1 They give it as made 1955–1975.1,2 They put its asbestos content at 27%.2 The asbestos named is chrysotile. Where the documents differ, each is listed below with its source.
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Asbestos claims
If you or a family member worked with or around Hf-navaseal (Johns-Manville) and later developed mesothelioma or another asbestos disease, a claim may be paid by the Manville Personal Injury Settlement Trust. Free case review.
What each document says
Every statement about Hf-navaseal (Johns-Manville) in the documents, in each document's own words.
The Travelers Insurance Company's Product Information Booklet for Its Asbestos Seminar (1980–1981)
Manville Fund's Answers to Interrogatories in Gunn v. Celotex (1989)
- Made from: “Date Manufactured: 1955”, p. 1132
- Description: “a heat and flame (HF) resistant, practically incombustible sealer for Navy applications”, p. 802
- Asbestos content: “asbestos containing”, p. 622
- Made at: “Manville Plant, Manville, New Jersey (1913 through 1985): HF Navaseal” (at Manville) (the plant: Manville, New Jersey), p. 622
- Use: “Electrical duct apertures aboard ship”, p. 802
- Made until: “Date Discontinued: 1975”, p. 1132
- Asbestos content: “27.0 % fiber by weight”, p. 1132
- Form: “Sealing Compound”, p. 1132
- Asbestos fiber: “Chrysotile”, p. 1132
- Warning label: “Date Labeled: None”, p. 1132
Sourcebook on Asbestos Diseases: Medical, Legal, and Engineering Aspects, Volume Two
- Description: “sealing compounds” (as of 1955–1975), p. 833
Manville Fund's Responses to Plaintiffs' Interrogatories in Moore v. H.K. Porter (1990)
- Made at: “Manville Plant (1913 to 1985): HF Navaseal” (at Manville) (the plant: Manville, New Jersey), p. 224
- Asbestos content: “asbestos containing”, p. 224
See also
- Johns-Manville: the company's history, documents, people, products and plants
- Johns-Manville on our products page: what the documents say about the company's asbestos products, with sources
References
- The Travelers Insurance Company's Product Information Booklet for Its Asbestos Seminar (1980–1981) (April 30, 1981), p. 5.
- Manville Fund's Answers to Interrogatories in Gunn v. Celotex (December 7, 1989), p. 113.
- Sourcebook on Asbestos Diseases: Medical, Legal, and Engineering Aspects, Volume Two (1986), p. 83. Not yet published in our library.
- Manville Fund's Responses to Plaintiffs' Interrogatories in Moore v. H.K. Porter (February 15, 1990), p. 22.
Cite this page
“Hf-navaseal (Johns-Manville).” AsbestosClaims.Law Library. https://asbestosclaims.law/library/products/johns-manville-hf-navaseal.
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