1、 8 i MIL-A-1348BC (1) 29 7997706 0389690 2 = MIL-A-13488C (AT) AMENDMENT 1 i;? my i978 MILITARY SPECIFICATION AIR CLEANER, ENGINE : HEAVY DTY, OIL BATH TYPE (FOR I“l?J3NAL COMBISTION ENGIhiS) This amendment forms a part of Military Specification MIL-A-l3488C(AT), dated i5 May 1973. PAGE 1 2.1, add:
2、“MIL -B - 5 924 - Batting, Insulation Glass Fibers.“ PAGE 2 2.1, delete “MIL-L-l02:-I5“ in its entirety md substitute : - Lubricating Oil, Int!rrid-COmbU6tiGn 11 “MIL-L-46167 Engine, Arctic. 3.2, line 5: Add “(Bee 6.5).“ PAGE 3 3.2.3, line 2: Add “(see 4.5.2.3).11 PAGE 4 3.4, Table I, line 3: Delete
3、 “MIL-L-10295“ and “Oo to -65OF“ and subs t it lute : “MIL-L-46167“ and “+40F to -65OF“ . PAGE 6 4.1, line 2: tractor“. Delete “or purchose order“. Change “supplier“ +o “con- line 4: Change “supplier“ to “contractor“, and delete words or order“. Provided by IHSNot for ResaleNo reproduction or networ
4、king permitted without license from IHS-,-,-KIL-A-l3488C( AT) AMENDmNT 1 PAGE 7 4.3.1.2, line 2: Delete the word, “standard“. 4.3.1.3, line 2 and 3: Delete words, “the appendix to standard“. PAGE 8 4.3.4, change title from “Inspection of preparation of delivery“ to “Inspection of pacikagirig“. 4.4.3
5、, line 2: Delete “refust“ and substitute “refuse“. 4.5.2.3, delete in its entirety ane substitute: “4.5.2.3 Absolute filter. The absolute filter shall consist of one layer of 10-ounce canton flannel and one layer of 1/2 inch fiber glass batting conforming to MIL-B-5924. The canton flanel shall be th
6、e final filtering media. The master filter medias shall be installed In a suiteble housing with the nap side of the fiber glass batting facing up stream. The master filter housing shall be of sufficient size to limit the air flow face velocity to a maximum of 2UU cubic feet per minute. A IEW absolut
7、e filter batting shall be installed if, during the dust capacity test, the air pressure drop across the absolute filter increases 10 inches of water above its original re- strication, A mometer shall be located in the test Set-up to wasure the pressure drop across the absolute filter.“ PAGE 10 4.5.2
8、.3.1, delete In its entirety and substitute : “4.5.2.3.1 Preparation of absolute filter. The fiber gass batting and canton flannel shall be hung in an air oven and dried at a temper- ature of 203F to 24C;OF. completely dry if there-is no change in oven weighings of the material for three consecutive
9、 weighings at 10 minute intervais. This drying and weighing procedure s1iai.l be observed before and after each test involving dust feeding. “ The batting and flannel shall be considered me 2 of 3 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-f PAG
10、E i3 s., delete : “PREPARATION FCR DELIVERY“ and substitute “PACYdGIRG“. 5.1, delete paragraph in its entirety and substitute with the folloiring: “5.1 Preservation, packaging, packing and marking. ireservntion, packaging, packing and marking snc3l be in accordame with the applicable packwing standa
11、rd or packaging data sheet plicable materid specificaticns withoiit jeoprdizing the intended use of the item shall be encouraged (see 3.2).“ Custodian : Army -AT Preparing activity: Army - AT Reviewer : :rn ject 2940-Al01 DSA - CS International interest (see sect. 6) Paei;e 3 of 3 *US. GOVERNMENT PRINTING OFFICE: 1973-703-IPp/Plll Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-
