1、MIL-L-45983 (WC ) 3i August 1976 SUPERSEDING (see 6.5) MILITARY SPECIFICATION * LUBRICANT, SOLID FILM: HEAT CURED (IIEMPERATLTRE RANGE 1250 To ZjOOF (51.80 TO 121OC) CORROSION INKIBITING This specification is approved for usa by Rock Island Azsenal, DeparhenC of the Army, and is available for use by
2、 all Departments and Agencies of the Department of Defense. 1. SCOPE 1.1 This specification covers one grade of solid film lubricant which provides both lubrication and corrosion protection when applied to phosphated ferrous metals and anodized aluminum alloys (see 6.1 and 6.4). 2. APPLICABLE DOCUME
3、NTS 2.1 Issues of documents. The following documents of the issue in effect on date of invitation for bids or request for proposal, form a part of this specification to the extent specified herein. SPECIFICA!IICONS Federal 3xgi Trichloroethylene, Technical QQ-A-2 50/12 - Aluminum Alloy 7075, Plate a
4、nd Sheet QQ-S-634 - Steel Bar, Carbon Cold Finished (Standard Quality W-L- 800 - Lubricating Oil, General Purpose, Beservative (Water Displacing, Lar Temperature PPP-C -96 - Cans, Metal, 28 Gage and Lighter Militaq MIL-C-372 - Cleaning Compound, Solvent, (For Bore I of hl1 Arms and Automatic Aircraf
5、t Weapons ) Aluminum Alloys 1-8625 - Anodic Coatings for Aluminum and FSC 9150 Sjeneflcial cements (reccanmendations., additions, deletions ) and any pertinent data which may be of use in improving this document should be addressed to: Commander, Rock Island Arsenal, ATTN: SARRI-LE-S, Rock Island, I
6、llinois 61201 by usin the self-addressed Standardiea- tion Document Improvement Proposal t: DD Form 1.426) appearing at the end of this document or by letter. I - TI I CES. THIS DOCUMENT CONTAINS Z Methods of Testing MIL-sm-105 - Sampling Frocedures and Tables for MIL-STD-290 - Packaging, Packing an
7、d Marking of Inspection by Attributes Petroleum and Related Froducts it. DRAWINGS Rock Island Arsenal 5019316 - Swab, Small Arms Cleaning (Copies of specifications, standards, drawings and publications required by suppliers in connection with specific procurement functions should be obtained from th
8、e procuring activity or as directed by the contracting officer ) 2.2 Other ublications. The following documents form a part of this specification to the extent specified herein, Unless otherwise indicated, the issue in effect on date of invitation for bids or request for proposal shall apply. MRICAN
9、 SOCIETY FOR TESTING AND MATERIAL8 (Asmi) D27O - Sampling Petroleum and Petroleum Products. D2510 - Adhesion of Dry Solid Film Lubricants. D25ll - Thermal Shock Sensivity of Dry Solid Film Lubricants. D2625 - Determining Endurance (Wear) Life and Load -Carrying Capacity of Dry Solid Film Lubricants
10、(Falex Method) (Application for copies should be addressed to the American Society for Testing and Materials, 1916 Race Street, Philadelphia, Pennsylvania, 19l03.) Licensed by Information Handling Services. MIL-L-95783 73 = 9777906 0307376 T W MIL -L-45983 ( WC ) Technical Society and Technical Asso
11、ciation specifications and standards are generally available for reference from libraries. tributed among technical groups and using Federal Agencies. They are also dis- 3. REQumNTs 3.1 Qualification. Lubricants furnished under this specification shall be products which are qualified for listing on
12、the applicable quali- fied products list a or manufactwed in a single plant run (no% exceeding 24 hours), through the same processing equipment, with no change in the ingredient materials. - 4.2.2 Packaged Lot. An indefinite number of unit containGrs .of identical size and type offered for acceptanc
13、e and filled with a homogen- eous mixture of lubricant from a sipgleiaolated container; or filled with a homogeneous mixture of lubricant manufactured in a single plant run (not exceeding 24 hours); tbough the same processing equipment, with no change in the ingredient materials. 4.3 Sampling. 4.3.1
14、 Sampling for Examination of Filled Containers. A random sample of filled containers shall be selected fmm each lot in accor- da (a) Endurance Life (3.5) (b) Corrosion Protection (3.6) (c ) Removability ( 3.8) (d) Total Solids (3.9) 4.6 Test Methods. Perform tests in accordance with Table III and 4.
15、6.1 through 4.6.5 as applicable. Table III. Test Methods - Test Fed. Test Method SM. NO, 791, Method NO. ASTM Designation I. I I I Film Adhesion Endurance Life Thermal Shock D 2511 shall be made from aluminum alloy Iaaccoidance with QQ-A-25O/J2, Temper T6 anodized in accordance with MIL-Aa625, me II
16、, Class 1, to a fib %hicimess of- 0.001 - -t O ,0002 inches. 9 Licensed by Information Handling ServicesAnodized and dyed aluminum specimens shall be made from aluminum alloy in accordance with QQ-A-25jO/12, Temper T6 anodized in accordance with MIL-A-8625, Type III, Ciass 2, to a film thickness of
17、O ,001 i. 0.0002 inches. Manganese phosphated steel specimens shall be made from cold rolled SAE 1009 steel in accordance with QQ-S-634 and manganese phosphated in accordance with MIL-P-16232, Ty-pe M, Class 3, to a minimum phosphate coating weight of 1500 milligrams per square foot 0 - Zinc phospha
18、ted steel specimens shall be made from cold rolled SAE 1009 steel in accordance with QQ-S-634 and zinc phosphated in accordance with MIL-P-16232, Type Z, Class 3, to a minimum phosphate coating weight of 1000 milligrams per square foot. The lubricant shall be applied to a fi3mthickness of 0.0002 to
19、0.0005 inches and cured at the temperature and time specified by the lubricant manufacturer. Use a direct jaw load of b0 pounds.on a 200 pound gage for tests on anodized and anodized and dyed aluminum alloy specimens. 3/ Use afi oven temperature of 250 2 1F (Elo 50O0F specified oven temperature. y T
20、he salt spray solution shall con removbility as follows: Clamp tEe panel to the platan of the removability apparatus, removing as little of the test fluid as possible. Operate the apparatus (which has been previously adjusted to apply a stroke of 2 4 1/8 inches at a rate of 30 2 1 strokes per minute
21、) for 500 strokes. The panels shall be covered with the test fluid throughout the test period (500 strokes). during the test period to maintain this condition. shall be replaced after each individual test. rubbing period, exanline,the panels for conformance with 3.7.1. * 4.6.2.2.2 Hand rubbed. Prepa
22、re a total of 4 pels 3“ by 6“ by 0.020 in size of the material and surface treatment as. follows: Immerse one panel from each of the above The fluid shall Permit %he Fels to remain in the fluids for .t 3%). Test each panel for If necessary, add test fluid to the panels The wool felt plug At the conc
23、lusion of the 1 anodized aluminum alloy panel in accordance with Tabe1 III, foot- 1 anodized and yed aluminum alloy panel in accordance with Table 1 manganese phosphated steel panel in accordance with Table III, 1 zinc phosphated steel panel in accordance with Table III, footnote note 1/ (a). III, f
24、ootnote (b). footnote IJ (c) . g W. li Licensed by Information Handling ServicesMIL-L-45983( WC) Figure 1. Apparatus for Determining Removability e Q 12 Licensed by Information Handling ServicesMIL-L-95783 71 W 7779706 0107qOb 7 W MIL -L -45 983 ( s.rc ) Apply the solid film lubricant to a film thic
25、kness bf 0.0002 to 0.0005 inches and cure at the temperature and time specified by the lubricant manufacturer. quigements of MIL-L-46000 for a period of 24 howis + 15 minutes at 77 + 5 F (25 2 3OC). gr Drawing 5019316 to the end of a steel cylinder 2“2 1/16 in diameter by 4 + 1/16“ long. The nap sur
26、face of the swab shall be exposed. Re- move each panel from the lubricating oil, place it on a flat surface. Saturate the swab with the lubricating oil and place the cylinder, swab end down, on the panel. Hold the cylinder with the fingers and move it logitudinally acposs the surface of the panel in
27、 such a manner that the cylinder does not rock nor do the fingers contribute to the weight of the cylinder. Rub for a period of 2 minutes + 3-5 seconds at a rate of 63 4- 10 strokes per minute. period for conformance with 3.7.2. Imerse each panel in lubricating oil meeting the re- Fasten, with a rub
28、ber band, a small arps cleaning swab Examine each panea at the conclusion of the rubbing Use a new swab for each test. 4.6.3 Total Solids. Shake the lubricant on a mechanical paint shaker (Red Devil or equivalent) for a period of 5 minutes 2 15 seconds to provide a uniform dispersion. solid film lub
29、ricant formuation with a spatula until no lumps of pigment are present in the container, grams of the lubricant into a tared weighing dish approximately 2 172 inches in diameter (Fisher Scientific Company, Cat. No. 7-73:! has been found to be satisfactogy). oven maintained at I20 Raise the temperatu
30、re of-the oven t the lubricant manufactur%s recommended cure temperature and maintain this temprature for a period of time equal to the lubricant manufacturers cure time. Remove the weighing dish from the oven md place it in a desiccator and weigh it. the sample prior to heating and the weight of th
31、e residue after heating, calculate the percent by weight of solid material in the fluid lubricant fYom the fomula: To insure uniform dispersion, stir the Immediately after shaking, weight 5 + 0.5 Place the dish and contents in a forced draft + 59 (49 + 3OC) for a period of 18 + 1 hours. From the wei
32、ght of * 4.6.4 Graphite and Powdered Metals, The manufacturer shall submit a notarized certification signed by a responsible official in its naangement, attesting that no graphite or powdered metals are present in the product furnished under this specification, k.6.5 Storage ScabiliQ. Shake the lubr
33、icant on a mechanical paint shaker (Red Devil or equivalent) for a period of 5 minutes 4- 15 seconds and immediately fill a-l quart cah confrming to PPP-c-96, Ty-pe V, Class 2, with the:.lubricant to approximately 0.25 inches from the top. seal the can and place it in storage at a temperature of 77O
34、 $. 5OF (25 3OC) for a period of 6months + 3 days. test the lubricant for confo7 0.33 0.51 Deviation Factor kw 0.83 Ob59 0.49 Rej ectior Factor Q .90 0.94 0.76 0.43 0.64 0.40 0.56 0.37 0.51 16 Licensed by Information Handling ServicesNIL-L-LI5783 71 7797706 0107410 O I Number of I Observations 8 9 1
35、0 00 Table V - Rejection Factors (cor C onf id 81: Students I t“ t .g5 I t egg 2.4 2.3 2.26 1.96 3-5 3.4 3.2 2-57 !e Factors R tw .95 0.29 0.26 0.23 0.00 tw .gg 0.43 0.37 0.33 0.00 MIL -L -45983 ( wc ) 1 # Deviation Rejection Factor Factor 0.35 0.47 -kw Q 090 0*34 0.44 0.00 . I 0.00 Equations w = ra
36、nge = Xn-Xi (value arranged in order of magnitude) Sw (standard deviation) = WKw Shortest Probability Interval Range = X c Wtw Rejection Q = X2 - Xi = Distance between-doubtnil value and nearest neighbor xn - x, NOTE: If Q exceeds table value, then doubtful member is extraneous. 6.7 The margins of t
37、his specification are -ked with an asterisk to indicate where changes (additions, modifications, corrections, deletions) frcan the previous issue have been made. only and the Government asmes no liability whatsoever for any inaccura- cies in these notations. Bidders and contractors are cautioned to
38、eval- uate the requirements of this document based on the entire content irrespec- tive of the marginal notations and relationship to the last previous issue. This was done as a convenience Custodians : Army - wc eeparing Activity: Army - wc Review Activities : Arirry - AT, AV, ME, MI, MR, MU DSA -
39、FS FroJect No: 9150-Ah03 User Activities: Amny - PA, W DSA - GS Licensed by Information Handling ServicesMIL -L -45983 ( TC ) * APPENDIX INSTRUCTIONS FOR APPLYING LUBRICANT RANGE TO 250F), CORROSION INHIBITING SOLID-FILM: HEAT-CURED (TEMPERATURE 10, SCOPE 10.1 This appendix covers in detail the surf
40、ace pretreatment, temperature, and baking time required to cure the solid film lubricant when it is applied over the bearing surfaces of various metals. 20. APPLICABLE DOCUMENTS 20.1 Issues of documents. The following documents of the issue In effect on date of invitation for bids or request for ppo
41、gosal, form a part of this appendix to the extent specified herein. SPECIFICATIONS FEDERAL QQ-P-35 - Passivation Treatments For Austenitic, TT-N-95 - Naphtha, Aliphatic Ferritic, and Mafrt;ensitic Corrosion- Resisting Steel (Fastening Devices) MILITARY MIL;F-495 - Finish, Chemical, Black, for Copper
42、 Alloys Zinc Base (For Ferrous Metals) MIL-P-16232 - Phosphate Coatings, Heavy Manganese or MIL-M-45202 - Magnesium Alloys, Anodic Treatment of STANDARDS MILITARY NIL-STD- - Finishing of Metal and Wood Surfaces 300 REQUIREMENTS 30.1 Application on aluminum and aluminum alloys. Vapor degrease the sur
43、faces to be coated with aliphatic naphtha meeting the requirements of “22-N-95, Type II. finish number 7.2.1 of MtL-STD-l7i. the fingers. Apply the lubricant by brushing, dipping, or spraying to a film thickness of 0.0002 to O.OO5 inches and permit the coated parts to air-dry for a% least 30 minutes
44、 to assure complete solvent removal. according to schedule given by the manufacturer. Anodize and seal the surface in accordance with Do not touch the sealed surface with Bake The coated surface of 18 Licensed by Information Handling ServicesMIL-L-95943 71 = 9777706 0107912 9 m-45983 ( wc ) the piec
45、e must remain at the cure temperature for the specified time. c This may require that the coated piece remain in the oven for a period longer than that specified to assure compliance with this requirement. The use of a thermocouple attached to the coated surface to indicate the temperature of the co
46、ating has been found to be satisfactory for determining the beginning of the timed baking period. 30.2 Application on copper and copper alloys. Vapor degrease the surfaces to be coated with aliphatic naphtha meeting the requirements of TT-N-95, Type II, Sandblast the surfaces with i30 mesh clean, dr
47、y sand. Form a black oxide finish on the surfaces-in accordance with MIL-F-495. Do not touch the pretreated surfaces with the fingers. Apply the lubri- cant by brushingj dipping, or spraying to a film thickness of 0.0002 to 0.0005 inches and permit the coated parts to air-dry for at least 30 minutes
48、 to assure complete solvent removal. Bake according to schedule given by the manufacturer. The coated surface of the piece must remain at the cure temperature for the specified time. This may require that the coated piece remain in the oven for a period longer than that specified to assure complianc
49、e with this requirement, The use of a thermocouple attached to the coated surface to indicate the temperature of the coating has been found to be Gatisfactory for determining the beginning of the timed baking period. * 30.3 Ajplication on magnesium and magnesium alloys. Vapor degrease the surfaces to be coated with aliphatic naphtha meeting the require- ments of !PT-N-95, Ty-pe II. Anodize the surface in accordance with MIL- M-45202, 9ype I, class A, B, or C. DO not touch the pretreated surfaces with the fingers. Apply the lubricant by brushi
