NAVY MIL-B-20278 B (1)-1956 BLADDERS FLOTATION《浮选气泡》.pdf

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1、.- rleave t!t. per sq. yd., min., oz. Y .* NIL-B-20278B (1) 84 m 777970b 0382137 1 m F .- - txL-B-2%7R (n.VY) Arrendment 1 . 9 March- 1956 .MILITARY SPECIIFICJLTION I BLADDERS, FL0Ti;TION .- .- -. .I Breaking stran th, 7 -(Grab method 7 . Yarns per inch, min . This amendment forms a part of Military

2、 Specification NIL-i3 2927t!B(NAVY), 22 April 1953, and has been approved by .all intorested Bureaus .of the Navy Department and the Marhe Corps. I l t I Plain 5.3 . 68 72 I. min., lb. Yarp Filiing - 76.5 78 Page 4, paragraph 3.1.5, last two lines - Delete and Substitute “of this.specification, and

3、shall have a coating weight of 5 to 8 ounces per square yard“. Page 5, paragraph 3.2 - Add the following - “Thefinished . bladders shall neet the requirements of table 1.lt Custodian : Other interest: Navy -Bureau of Crdnance - MC ShS 860574 . .- _i I - i. . ? . -. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-