Document 99478NG964GNvwZe8E4xZea6R

^UCaiSS SATt CSPAJOEST, ` " SC23AU 0? SHIPS Section 336 ^ ?-efer to Filo Ko. JJ32-P-3 (336) 5? ATT 0HPAHTH2TT BGSaAU 0? SHIPS TOSEISGTOK 25, H. C. Csens, Illinois C-ls.r s Company Insolux Predicts Division Sols do, Chio . ' 29 VAT 1944 Gentleaeax Snclose-4 is a py of Sngineeriug Scperiasnt Station Heport C--302 cover-- i^-g rv^ulte cf a tart of yoor I-LO brand of pips covering. In vie* of the satisfactory results as indicated by coclosed report this brand of pipe covering is being re-crvrr-gr.ded for registration on the Acceptable list of Approved Hate rials for Grade I, Classes a. and b, Grade H and Grade UJ, ClLsse-s & and b, Specification 3^?3 Certificate of Approval 2C23/L5/4054 covering above brand is enclosed for your records and file* ^bo results of teat or tb* fact that test vas concreted aball r.ct b-e used fer advertising, sales, or publicity purpos-es, . Sincerely yours, Sad* Paoort So* C-302 GekiTicate S23/L5/4054 /s/ \U C. latrobe V. C. Latrobe 3y direction of Chief of Bureau 7?SU SBIAU 0? SHIPS, KA7T D^AP.II-jrr, COPT csoificats or .\pft.07al SERIAL HO. EX2S/L5/39S2 IDENTIFICATION ITatcrial Insulation, Thermal, 51ock ' Governing Kaw Deoartsent Specifications 32-1-3, Classes A 2c 3 Trade nano (brand) S^LO lUnuracturer Owens-Illinois Glass Company Address Toledo, Ohio . ELSTORI 0? TIPS 0?. BRAHE) APPROVAL TESTS Manufacturer13 application for tests, letter 4 October 1913 Authorisation of test's^ 5a. letter" KoT JJ32f336) or 12 Oct. 1943 ' Tests conducted at Engineering Experiment Station, Annapolis, Md. Tests started 23 Kcv. 1943 Tests Ccroleted 3 Jan.*1944 Test results covered bv~ laboratory Rercrt Ho. C-3*3 dated 3 January 1944 Reported to ranuf&cturor under- 5a. letter JJ32 (336) or ever. date. AC7I0R . Approved -- Registered on Acceptable List or Approved Materials* R2ZARXS KAVT DESICCATION The Ssrr desiccation assigned to this natcri&l is .TrlD CCKDITIOHS *0? APTP-OTAL This approval is rranted under the conditions stated on the reTer se side. An~roved: /s/.T. .C..Latrcbe,... :orr: E. L. COCHRANS Chief of bureau of Shies