Document B8rVapZ17b59Kx8JY4JOVa3vE

l <4^. /* f. < i Engineering Material Specification Material Nama . GASKET, CELLULOSE FIBER/ASBESTOS-RUBBER COATED E~, Specification Number ESE-M8G63-A 1. SCOPE ` The materiel defined by this specification is a hard dense cellulose fiber core, covered on each side with oil and fuel resistant synthetic rubber impregnated asbestos paper. 2. AppUCATlcW This specification was released originally for material used where heat insulation and spacer requirements are involved, i.e., gasket between carburetor and intake manifold. 3. REQUIREMENTS 3.1 DENSITY, min (ASTM F 104, Type 2 material) 60 lb/ft3 (960 kg/m3) 3.2 COMPRESSIBILITY, min (ASTM F 36, 4000 psi (27.6 MPa) load) 1/6 in (3.2 mm) thick and under Over 1/B in (3.2 mm) to 1/2 in (12.7 mm) thick Recovery, min (Preload 10 psi (69 kPa), major 800 lb (3.6 kN) or 4000 psi (27.6 MPa) load on 0.505 in (12.83 mm) presser foot) 1596 10% 55% 3.3 TENSILE STRENGTH, min (ASTM P 39,1 in (25 mm) wide specimen) 3.4 IMMERSION IN LIQUIDS (ASTM F 104, 22 h at 23 + 2C, 1 x 2 in (25 x 50 mm) specimen) 2500 psi (17.2 MPa) Immersion Fluid ASTM Oil No. 1 ASTM Reference Fuel "B" Distilled Water Weight Change, max +20% . ^ +30% ' " ' ' +35% 3.5 SUPPLIER'S RESPONSIBILITY Material supplied to this specification must be equivalent to that originally approved. Changes in formulation or processing shall not be made without prior approval as described in Supplier Procedure I-A. Dal* KrE No. Revisions 1978 07 17 964 05 27 Metriceted. Renumbered & Retyped Released E7-3093 ftOOl 1339 .X 1 I PapJ_ofJL