Document xj9578OM1O2B1YBkm7nMDLJjm

&matt JEANNETTE, PA. MATERIAL SPECIFICATION No. 377; . du June.l4, 1963 J No. SHEETS 2 Title: Asbestos Roving - Thread Reinforced. I. Scope: This specification covers a fire resistant product made from . carded asbestos fibre and cotton, which is mechanically rubbed into a uniform rovins around a core of cotton yarn. . `. - II. Asbestos Content: . . Win. - 80^ Max. - 8U$ , . . . HI. Service Temperature: Material.supplied to this specification shall be capable of withstanding a maximum temperature of A5DF. . . . IV. Grade anil Size: Material supplied shall be ASTM D-375/ underwriters' grade. Available sice range shall be between 5. and lU "cut" inclusive. . .. . , V. Standard Specification: Material supplied to this specification shall meet the requirements of ASTM D-375, latest revision. Approved' Approved Approved-; ET-00362 SC-ETM-3140 6B1 fan 347 B (11-43 'Elliott JEANNETTE, PA. MATERIAL SPECIFICATION No. 377 Title: Asbestos Roving - Thread Reinforced DuJune 14, 1963 ShMt S\ No* SHET<5 5/ lTote: This sheet not to be sent to suppliers. ' Approved Source: . : ' Johns Maaville Corporation .! Note that size (cut) must be specified on the purchase order. ; r . . . At present our only stock' size is 5 cut, but other sizes .may be ' '.u'.. . required for future requirements. .. .'`o/ -,ri: . - EXHIBIT ET-00363