1、. .eMIL-F-5504BAMENIN4F.NT3Il“ 23 February 1982. NbAMENDMENT 23 APRIL 1969MILITARY SPECIFICATION.,rFILTERSAND FILTER ELEMENTS, FLUID PRESSURE,HYDFWJLIC MICRONIC TYPEThis amendment forms a part of Military specificationMIL-F-5504B, dated 17 October 1958, and is approvedfor use by all Departments and
2、Agencies of theDepartment of Defense.Page 2, paragraph 2.1:(a) Under Military Specification delete reference to Specification141L-D-5028and add the following: “ML-D-1OOO Drawings, EngineeringandAssociated Lists.”(b) Under Military Specificationsdelete reference to SpecificationMIL-P-5514 and add the
3、 following: “MIL-G-5514 Gland Design; Packings,Hydraulic, General Requirements for.”(c) Under Military Standards add the followin8: “MIL-STD-143Specificationsand Standards, Order of Precedence for the Selectionof.”1,Page 3:I(a) Paragraph 2.1: Delete “Publications”and reference to AirForc*Navy Aerona
4、utical Bulletin No. 143.(b) Paragraph 3.2,4, seventh a71nd eighth lines: Delete “ANA BulletinNo. 143” and substitute “StandardMIL-STD-143.”Page 4, paragraph 3.3.9, third and fourth lines: Delete L-p-5514 andsubstitute “MIL-G-5514.*Page 5, paragraph 3.4, eighth line: Delete L-*5028 d sstituteWna-looo
5、.”Pege 6:(a) Add the followingnew paragraphunder section 4:IFSC 1650.lofsProvided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-F-5504BAMENDMENT 3*“4.01 Responsibility for inspection. Unless othemrise specified Inthe contract or purchase order, the cont
6、ractor is responsible for theperformance of all inspection requirements a71s specified herein. Except asothend.se specified in the contract or purchaseorder, the contractor mayuse his own or any other facilities suitable for the performanceof theinspection requirements specified herein, unless disap
7、provedby theGovernment. Tne Government reserv= the right to perform any of theinspections set forth in the specification where such Inspections aredeemed necessary to assure supplies and seices conform to prescribedrequiresaents.“(b) Paragraph 4.1: Delete the following:“(b) Acceptance tests: Accepta
8、nce tests are those tests performedonindividual lots which have been submitted for acceptance.”a71nd substitute:“(b) Quality conformance inspection: Qualityconsists of those tests performed on individuallotssubmitted for acceptance.”Page 7:conformanceinspectionwhtch have been(a) Paragaph 4.3: Delete
9、, and substitute the following:.“4.3 Quality conformance inspection. Ihe quality conformanceinspectionshall consist of individual tests.” -)(b) paragraph 4.3.1.1: Md the following:“(c) Relief-valve operation54.5.”).”(c) Paragraph 4.3.1.2(b): After bubble test add “line and resenoirfilter elements.”(
10、d) Paragraph4.3.2: Delete the entire paragraph.Pages 7 and 8, paragraph 4.4.2: Delete, and cubstltute:“4.4.2 Temperature. Unless otherwisespe ified, the tests shallbe conductedwith the oil at a tam a71ratur8 g of 90 to 100 F a71nd Solox 190, orequivalent, at a temperature of 65 to 75 F. The temperat
11、ureof the fluidsduring each test specified herein shall be noted in the test report.”Page 9, figure 1:(a) Delete “FLUID CONFORMING TO SPECIFICATIONMIL-H-5606and substitute“SOLOX 190 OR EQUIVALENT.”(b) Delete “SOLAX” and substitute “SOLOX 190 OR EQUIVALE?TI.”Provided by IHSNot for ResaleNo reproducti
12、on or networking permitted without license from IHS-,-,-MIL-F-5504BNmmQNT3Page 10, paragraph 4.5.7 a71nd 4.S.7.1: Dalete,“4.5.7 Relief-valve operation.“4.5.7.1 Line-type filter.and subatftute the following:“4.5.7.1.1 Qualification. To test line-type filters for relief valveoperation,an effectivemean
13、s for stopping flow through the filteringelementshall be provided. By means of a power-drivenpump, pressureshall beapplied to the inlet port of the filter, beginning with a pressure of 45psi and increasing in increments of 5 psi or less until cracking pressureof the relief valve in the filter being
14、tested is reached. At each incrementthe pressureshall be maintained constant for 5 minutes. At each pressureincrement, time shall not be considered inor leakagenoted until thebeginning of the third minute. The letie rate, ss noted during the last3 minutes of each pressure increment, shall be recorde
15、d. The pressure atwhich the leakage rate through the valve amounts to 4.0 cc (approximately80drops) per minute shall be considered as cracking pressure. Cracking pressurefor line filters shall occur at SO 5 psi. Leakage up to 40 psi shallnot exceed 2.0 cc (approxftely 40 drops) Fer minute, Pressure
16、shall beincreaseduntil race flow through the filter is obtained. Rated flow shalloccur at a pressure differentialbetween Inlet and outlet ports not excaeding80 psi. Pressure shall be reduced in 5 psi decrements,as above. Thepressureat which the leakage rate through the valve does not exceed 2.0 cc(a
17、pproximately40 drops) per minute shall be consideredreseatingpr=sure,and shall be not less than 32 psi.“4.5.7.1.2 Quality conformance.“(a) Line type filter housings shall be tested for relief valveoperation. By means of a71 power driven pump, pressureshallbe a71pplied to the inlet port of the filter
18、housing. Ateach pressure increment, the pressureshall be maintainedconstant for 3 minutes acept that, for the first Lncranent,adequate time shallbe allowed to permit all cavities tofillwith fluid a71md steady state conditions to be obtained.“(b) The pressure at the inlet port shall initiallybe raisa
19、dto 45 psi. If steady state leakage through the reliefvalve is less than 2.0 cc (approximately40 drops) perminute, the test shall be continuedwith item (d),“(c) If leakage is between 2.0 cc (approximately40 drox) and4.0 cc (approximately80 drops) per minute, the inletpressureshall be dropped below 3
20、2 psi and then raAsed to40 psi. Leakage a71t 40 psi shall mot exceed 2.0 cc perminute.“(d) The inlet preesureuhall thenbe raised to 55 psi. F1OWthrough the relief valve shall exceed 4.0 cc per minute.The inlet pressure shall be further increased to produceraced flw through the relief valve. The diff
21、erentialpressurebetween the inlet and outlet port shall notexceed 80 PSI. The inlet pressure shall than be reduced to32 psi. Leakage through the relief valve shall be lessthan 2.0 cc per minute.IiProvided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-.t41L-
22、F-5504BmENDUEm3“4.5.7.2 Vent-type filter. lhe test vent-type filters for reliefvalve operation, an effective means for stopp%ng flow through the filteringa71lement shall be provided. By means of a power-driven pump, pressure shallbe applied to the inlet port of the filter,beginning with a71 pressure
23、 of1 psi and increasing in increments of 1 psi or less until cracking pressureof the relief valve in the filter being tested is reached. At each incrementthe pressure shall be maintained constant for 5 minutes. At each pressureincrement, time shall not be considered in or leakage noted until the beg
24、inningof the third minute. The leakage rate, as noted during the last 3 minutesof each pressure increment, shall be recorded. lttepressure a71t which theleakage rate through the valve amounts a71t least 4.6 cc (approximately80Idrops) per minute shall be considered as cracking pressure, Cracking prus
25、urefor vent-type filters shall occur betveen 4 a71nd 5 psi. Leakage up to 4 psishall mot exceed 4.0 cc (approximately80 drops) per minute.”Page 19:(a) Paragraph 4.5.9.5(d), fourth line: Delete “.02, .02” a71nd substitute“.02, .05.”I (b) Paragraph 4.5.9.5(e), sixth line: Delete “0.14” and substitute“
26、0.60.”(c) paragraph 4.5.9.5(g), flrat line: hlete “0.14” a71nd substitute“0.60.”Page 21, paragraph 4.5.10, eleventh line: After “.05 a71econd.”, change periodto coma a71nd a71dd, “and the rate of pressure rise shall be betveen 200,000a71nd 300,000 psi per second.*Page 24, paragraph 6.1: Delete, a71n
27、d substitute:“6.1 Intended use. The filters coveredintended for use in aircraft hydraulic systemsIconforming to KIL-H-5606, a71t t-perawres frumoperating pressure not exceedimg 3000 psi.”Page 25:by this specificationareopagating Witiohydraulic oil-65 F to +160 F and at(a) Paragraph 6.4.1, a71leventh
28、 through fifteenth lines: Delete, andsubstitute:“the Naval Mr Systems -rid, Navy Department, Washington, DC20360. Houevcr,-information pertainingproductsmay be obtaimed from the Naval, Code HAEF, John.svtlle,Wamineter,(b) Delete “Notice” paragraph.)to qualificationofAir Development Center,Pennsylvan
29、ia 18974.”,4Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-nzL-F-s504aAJlENDMENT 3.I?The margins of this amendment are marked with an wtcrisk or verclcal Mnesto indicate where changes (additio, modifications, corrections, deletions)from the previous
30、 amendmentwere made. This was done as a convenienceonlya71d the Govermaent a71ssumes no Iialbility whatsoever for any inaccuraciesinthese notations. Bidders and contractors are cautioned to a71valuate therequirements of this document based on the entire content irrespective ofthe marginal notations and relationship to the last previous amendment.Custodians: Preparing activity:Army - AV Navy - ASNavy - AS .Project No. 1650-0373Air Force - 99*tl&NXZNTPRS?WINGOFmCE 198Z-SO/lUlIIsProvided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-
