1、MIL-PRF-83363D 12 March 2010 SUPERSEDING MIL-PRF-83363C 20 February 1998 PERFORMANCE SPECIFICATION GREASE, TRANSMISSION, HELICOPTER (NATO G-396) AMSC N/A FSC 9150 DISTRIBUTION STATEMENT A. Approved for public release; distribution is unlimited. INCH-POUND Comments, suggestions, or questions on this
2、document should be addressed to HQ AFPET/PTPT, 2430 C Street, Bldg 70, Area B, Wright-Patterson AFB OH 45433-7632 or e-mailed to AFPET.AFTTwpafb.af.mil. Since contact information can change, you may want to verify the currency of this address information using the ASSIST Online database at https:/as
3、sist.daps.dla.mil. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-PRF-83363D 2 This specification is approved for use by all Departments and Agencies of the Department of Defense. 1. SCOPE 1.1 Scope2. APPLICABLE DOCUMENTS . This specification co
4、vers one type of extreme pressure, antiwear helicopter transmission grease. This grease is identified by NATO Code Number G-396 (see 6.3). 2.1 General2.2 Non-government publications. The following documents form a part of this document to the extent specified herein. Unless otherwise specified, the
5、issues of these documents are those cited in the solicitation or contract. . The documents listed in this section are specified in sections 3, 4, or 5 of this specification. This section does not include documents cited in other sections of this specification or recommended for additional informatio
6、n or as examples. While every effort has been made to ensure the completeness of this list, document users are cautioned that they must meet all specified requirements of documents cited in sections 3, 4, or 5 of this specification, whether or not they are listed. ASTM International ASTM D217 Cone P
7、enetration Of Lubricating Grease (DoD Adopted) ASTM D972 Evaporation Loss of Lubricating Greases and Oils (DoD Adopted) ASTM D1478 Low-Temperature Torque of Ball Bearing Grease (DoD Adopted) ASTM D2266 Wear Preventative Characteristics of Lubricating Grease (Four-Ball Method) (DoD Adopted) ASTM D259
8、6 Measurement of Extreme-Pressure Properties of Lubricating Grease (Four-Ball Method) (DoD Adopted) ASTM D4057 Manual Sampling of Petroleum and Petroleum Products (DoD Adopted) ASTM D6184 Oil Separation from Lubricating Grease (Conical Sieve Method) (Copies of these documents are available online at
9、 http:/www.astm.org or the ASTM International, 100 Barr Harbor Drive, West Conshohocken PA 19428-2959) 2.3. Order of precedence. Unless otherwise noted herein or in the contract, in the event of a conflict between the text of this document and the references cited herein, the text of this document t
10、akes precedence. Nothing in this document, however, supersedes applicable laws and regulations unless a specific exemption has been obtained. 3. REQUIREMENTS 3.1 Toxicity. The materials shall have no adverse effect on the health of personnel when used for their intended purpose. 3.2 Materials. The p
11、hysical composition of the grease shall be such that the material passes the requirements in section 3. The grease shall be a homogenous mixture of base fluids, thickener(s), and additives as necessary. A formulation of polyol aliphatic ester, a fluorinated polysiloxane, a sodium montmorillonite cla
12、y, fluorinated ethylene propylene copolymer, antimony dialkyldithiocarbamate, and other additives as necessary is recommended but not mandatory. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-PRF-83363D 3 3.3 Properties of finished fluid. The pr
13、operties of the finished fluid shall be as specified in 3.3 when tested as specified in section 4. 3.3.1 Unworked penetration. The unworked penetration (as measured in units of 0.1 mm) of the grease shall be a maximum of 340 when tested as specified in 4.4.1. 3.3.2 Worked penetration. The worked pen
14、etration (as measured in units of 0.1 mm) of the grease shall be a maximum of 340 when tested as specified in 4.4.1. 3.3.3 Worked stability. The penetration (as measured in units of 0.1 mm) of the grease after working 100,000 double strokes shall be a maximum of 375 when tested as specified in 4.4.1
15、. 3.3.4 Evaporation. The grease shall not lose more than 5 percent of its weight after 22 hours at 300F (148.9C) when tested as specified in 4.4.1. 3.3.5 Oil separation. The grease shall not lose more than 10 percent of its weight after 30 hours at 300F (148.9C) when tested as specified in 4.4.1. 3.
16、3.6 Load wear index. The load wear index value of the grease shall be not less than 90 when tested for load carrying capacity as specified in 4.4.1. 3.3.7 Steel on steel wear. When tested as specified in 4.4.1 the wear scar diameters shall not be greater than those listed in table I. The temperature
17、 shall be monitored and recorded for the ambient temperature, four hour test and the temperature shall be regulated at 167F (75C) for the two hour test. TABLE I. Steel on steel wear test Specimen Material Test Duration Temperature, F Scar Diameter (mm) AISI-E-52100 Steel 2 hours 167 (75C) 1.30 maxim
18、um AISI-E-52100 Steel 4 hours Ambient 1.30 maximum 3.3.8 Low temperature torque. A number 6204 open ball bearing lubricated with grease shall give a starting torque of not more than 3,000 g-cm and a running torque of not more than 1,000 g-cm when tested as specified in 4.4.1. 3.3.9 Storage stability
19、. After storing for six months as specified in 4.4.2, the worked penetration (as measured in units of 0.1 mm) of the grease shall not have changed from the original worked penetration by more than 30 points. The unworked penetration shall be a minimum of 250 (as measured in units of 0.1 mm). 3.3.10
20、Workmanship. The grease shall be a high quality, smooth, homogenous product, free from abrasives and impurities when examined as specified in 4.4.3. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-PRF-83363D 4 4. VERIFICATION 4.1 Classification o
21、f tests. The inspection and testing of the grease shall be classified as acceptance tests (see 4.1.1). 4.1.1 Acceptance tests. Tests for acceptance of individual and bulk or packaged lots (see 6.7) shall consist of tests for worked penetration, evaporation, and steel on steel wear at 167F (75C) for
22、2 hours. 4.2 Sampling. Sampling shall be in accordance with ASTM D4057. 4.3 Inspection. Refer to the contract or purchase order for specific inspection requirements. 4.4 Test procedures. 4.4.1 List of test methods. The tests of this specification shall be conducted in accordance with the applicable
23、test method as listed in table II and other methods as described in 4.4.2 and 4.4.3. TABLE II. Test methods Test ASTM Method Penetration D217 Worked stability D217 Evaporation D972 Oil separation D6184 Load wear index D2596 Steel on steel wear 1D2266 Low temperature torque D1478 Note: 1.The test spe
24、cimen materials, test temperature, and length of tests shall be as specified in Table I. 4.4.2 Storage stability4.4.3 . The penetration after storage shall be determined on a sample of grease which has been stored at a temperature of 100F +/- 5F (38C +/- 3C) in a 1-pound (0.454 kg) oil tight contain
25、er for 6 months subsequent to the original determination of the penetration. The worked and unworked penetrations after storage shall be determined in accordance with ASTM D217. Examination of the product. The sample grease shall be inspected visually and a suitable portion shall be worked with a sp
26、atula on a glass surface. After working, the grease shall be spread with a straight edge and observed for uniformity as indicated by a smooth surface. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-PRF-83363D 5 5. PACKAGING 5.1 Packaging6. NOTES
27、 . For acquisition purposes, the packaging requirements shall be as specified in the contract or order (see 6.2). When actual packaging of materiel is to be performed by DoD or in-house contractor personnel, these personnel need to contact the responsible packaging activity to ascertain packaging re
28、quirements. Packaging requirements are maintained by the Inventory Control Points packaging activities within the Military Service or Defense Agency, or within the military services system commands. Packaging data retrieval is available from the managing Military Departments or Defense Agencys autom
29、ated packaging files, CD-ROM products, or by contacting the responsible packaging activity. (This section contains information of a general or explanatory nature that may be helpful, but is not mandatory.) 6.1 Intended use6.2 . The grease covered by the specification is intended for use in military
30、helicopter tail rotors, intermediate transmissions, and gear boxes. Other applications include screw jack actuators, fine pitch gear trains, servomechanisms, journal bearings, and helicopter rotor hubs. Acquisition requirementsa. Title, number, and date of this specification. . Acquisition documents
31、 should specify the following: b. Quantity required. c. Packaging requirements (see section 5.1). 6.3 International standardization agreements. Certain provisions of this specification are the subject of international standardization agreement, NATO Code Number G-396. When amendment, revision, or ca
32、ncellation of this specification is proposed, the preparing activity must coordinate the action with the U.S. National Point of Contact for the international standardization agreement, as identified in the ASSIST database at https:/assist.daps.dla.mil. 6.4 Material Safety Data Sheets6.5 . Contractin
33、g officers will identify those activities that require copies of completed Material Safety Data Sheets (MSDS) prepared in accordance with FED-STD-313. The pertinent Government mailing addresses for submission of data are listed in FED-STD-313. Shelf-life. This specification covers items where the as
34、signment of a Federal shelf-life code is a consideration. Specific shelf-life requirements should be specified in the contract or purchase order, and should include, as a minimum, shelf-life code, shelf-life package markings in accordance with MIL-STD-129 or FED-STD-123, preparation of a material qu
35、ality storage standard for type II (extendible) shelf-life items, and a minimum of 85 percent shelf-life remaining at the time of receipt by the Government. These and other requirements, if necessary, are in DoD 4140.27-M, Shelf-Life Management Manual. The shelf-life codes are the in Federal Logisti
36、cs Information System Total Item Record. Additive information for shelf-life management may be obtained from DoD 4140.27-M, or the designated shelf-life Points of Contact (POC). The POC should be contacted in the following order: (1) the Inventory Control Points that manage the item and (2) the DoD
37、Service and Agency administrators for the DoD Shelf-Life Program. Appropriate POCs for the DoD Shelf-Life Program can be contacted through the DoD Shelf-Life Management website: https:/www.shelflife.hq.dla.mil/. Provided by IHSNot for ResaleNo reproduction or networking permitted without license fro
38、m IHS-,-,-MIL-PRF-83363D 6 6.6 Subject term (keyword) listingExtreme pressure grease . Antiwear grease Tail rotor Gear box 6.7 Definitions6.7.1 . Bulk lot6.7.2 . An indefinite quantity of a homogeneous mixture of material offered for acceptance in a single isolated container or manufactured by a sin
39、gle plant run (not exceeding 24 hours) through the same processing equipment, with no change in ingredient material. Packaged lot6.8 . An indefinite number of 55 gallon (208.2 liter) drums or smaller unit packages of identical size and type, offered for acceptance, and filled with a homogenous mixtu
40、re of material manufactured by a single plant run (not exceeding 24 hours) through the same processing equipment, with no change in ingredient material. Changes from previous issue. Marginal notations are not used in this revision to identify changes with respect to the previous issue due to the ext
41、ent of the changes. Custodians: Preparing activity: Army AT Air Force 68 Navy AS (Project 9150-2010-008) Air Force 68 DLA - GS Review activities: Army MI Air Force 11 Note: The activities listed above were interested in this document as of the date of this document. Since organizations and responsibilities can change, you should verify the currency of the information using the ASSIST Online database at https:/assist.daps.dla.mil. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-
