1、I I NCH-POUND I MIL-W-8982D 27 February 1989 SUPERSEDING MIL-W-8982C 6 June 1986 MILITARY SPECIFICATION WRENCHES, SPLINED, HIGH STRENGTH, THIN WALL, GENERAL SPECIFICATION FOR This specification is approved for use by all Departments and Agencies of the Department of Defense. i. SCOPE 1.1 Scope. This
2、 specification covers high strength, splined, thin-wall wrenches used for the installation and removal of spline, high strength and high temperature aircraft fasteners (see 6.1). 2. APPLICABLE DOCUMENTS 2.1 Government documents. 2.1.1 Specifications and standards. The following specifications and st
3、andards form a part of this specification to the extent specified herein. Unless otherwise specified, the issues of these documents shall be those listed in the issue of the Department of Defense Index of Specifications and Standards (DODISSI and supplement thereto, cited in the solicitation. SPECIF
4、ICATIONS FEDERAL QQ-C-320 Ch-romium Plating (Electrodeposited) QQ-N-290 Ni ckel P1 ati ng (Electrodeposited) PPP-P-40 Packaging and Packing of Hand Tools; Tools and Tool Accessories for Power Driven, Metal and Woodworking Mac hi nery (See supplement 1 for list of associated specification sheets) Ben
5、eficial comments, (recommendations, additions, deletions) and any pertinent data which may be of use in improving this document should be addressed ta: Engineering and Standardization Department (Code 531, Lakehurst, NJ 8733-5100, by using the self-addressed standardization Document Improvement Prop
6、osal (DD Form 1426) appearinq at the end of this document or by letter. Commanding Officer, Naval Air Engineering Center, Systems - . AMSC NIA THIS DOCUMENT CONTAINS PAGES. FSC 5120 DISTRIBUTION STATEMENT A. Approved for public release; distribution is unlimited. - - .- = Provided by IHSNot for Resa
7、leNo reproduction or networking permitted without license from IHS-,-,-MIL-W-8982D STANDARDS MI LI TARY MI L-STD-105 Sampling Procedures and Tables for Inspection by MIL-STD-130 Identification Marking of U.S. Military Property MS33787 Wrenching Element, External Spline, Dimensions for Attributes (Un
8、less otherwise indicated, copies of federal and military specifications, standards and handbooks are available from the Naval Publications and Forms Center (Attn: NPODS), 5801 Tabor Avenue, Philadelphia, PA 19120-5099.) of this specification to the extent specified herein. Unless otherwise specified
9、, the issues of the documents which are DOD adopted are those listed in the issue of the DODISS specified in the solicitation. Unless otherwise specified, the issues of documents not listed in the DODISS are the issue of the non-government documents cited in the solicitation (see 6.2). AMERICAN NATI
10、ONAL STANDARDS INSTITUTE (ANSI) 2.2 Non-government publications. The following document(s) form a part ANSI/ASME B46.1 Surface Texture (Surface Roughness, Waviness and Lay) ANSI-B107.4 Driving and Spindle Ends for Portable Hand, Air and ANSI-6107.6 Wrenches, Box, Open End, Combination and Flare Nut
11、Electric Tools (Inch Series) (Application for copies should be addressed to the American National Standards Institute, 1430 Broadway, New York, NY 10018.) AMERICAN SOCIETY FOR TESTING AND MATERIALS (ASTM) ASTM-B571 Adhesion of Metallic Coatings, Test Methods for (Application for copies should be add
12、ressed to the American Society For Testing and Materials, 1916 Race Street, Philadelphia, PA 19103-1187.) 2.3 Order of precedence. In the event of a conflict between the text of this specification and the references cited herein (except for associated detail specifications, specification sheets or M
13、S standards), the text of this specification shall take precedence. Nothing in this specification, however, shall supersede applicable laws and regulations unless a specific exemption has been obtained c 2 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-
14、,-,- 1 MIL-W-8782D 51 974770b 03b8613 3 = MIL-W-8982D 3. REQUIREMENTS 3.1 Specification (slash) sheets. The individual item requirements shall be as specified herein and in accordance with the applicable specification (slash) sheet. specification and the specification (slash) sheet, the latter shall
15、 govern. shall be as specified in the individual specification sheet/military standard (MS). In the event of any conflict between the requirements of this 3.2 Materials. The materials used in the manufacture of the wrenches 3.3 Marking. The wrench shall be permanently marked with the manufacturers n
16、ame/CAGE code, or with a trademark of such known character that the source of manufacture may be readily determined. tools shall be marked permanently with the nominal wrench opening (wrench size in fraction). Marking requirements shall be in accordance with MIL-STD-130. In addition, the 3.4 Dimensi
17、on/deisgn requirements. The wrench shall conform to the applicable Specification sheet. Spline and chamfer dimensions shall conform to MS33787. 3.5 Hardness. The wrench shall be hardened in accordance with the applicable specification sheet (see 4.6.1 and 3.1). 3.6 Plating. Unless otherwise specifie
18、d the wrench shall be chromium plated in accordance with QQ-C-320, Class 1, Type I and nickel underplated in accordance with QQ-N-290, Class 1, Grade G. The plating shall be adherent to the base material (see 4.6.4 and 3.2). The wrench shall withstand the u1 timate strength (endurance torque and ult
19、imate torque) loads specified in the applicable specification sheet. There shall be no damage or permanent deformation (set) to the wrenches (see 4.6.2). 0 3.7 U1 timate strength. 3.8 Morkmanship. The wrenches shall be of uniform quality. They shall be free from nicks, splits, cracks, laps, seams an
20、d scale. They shall have no imperfections that will adversely affect serviceability, reliability and safety . 3.9 Surface Texture. The surface texture shall be as specified in the applicable specification sheet and measured per ANSI/ASME 646.1. 4. QUALITY ASSURANCE PROVISIONS 4.1 Responsibility of I
21、nspection. Unless otherwise specified in the contract or purchase order, the contractor is responsible for the performance of all inspection requirements as specified herein. Except as specified in the contract or purchase order, the contractor may use his own or any other facilities suitable for th
22、e perfomance of the inspection requirements specified herein, unless disapproved by the Government. The Government reserves the right to perform any of the inspections set forth in the specification where such inspections are deemed necessary to ensure supplies and services conform to prescribed req
23、uirements, 3 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-NIL-W-8782D 51 777770b 0368614 5 MIL-W-8982D O 4.2 Responsibility for compliance. All items must meet all requirements of sections 3 and 5, The inspection set forth in this specification sh
24、all become a part of the contractors overall inspection system or quality program. The absence of any inspection requirements in the specification shall not relieve the contractor of the responsibility of assuring that all products or suppl ies submitted to the Government for acceptance comply with
25、alJ requirements of the contract. Sampl ing in qual i ty comformance does not authorize submission of known defective material, either indicated or actual, nor does it commit the Government to acceptance of defective material. 4.3 Inspection lot. The inspection lot shall consist of wrenches of the s
26、ame size and configuration (Military Part Number, see 3.1) produced under the same conditions and offered for inspection at the same time. 4.4 Sampling. 4.4.1 Visual sampling. A random sample of wrenches shall be selected from each lot offered for examination in accordance with MIL-STD-105 Inspectio
27、n Level I. The Acceptable Quality Level (AQL) shall be 1.5. shall be selected from each lot offered for examination in accordance with MIL-STD-105 at Inspection Level S-2. The AQL shall be 2.5. from each lot offered for examination in accordance with MIL-STD-105 at Inspection Level S-l. The AQL shal
28、l be 2.5. 4.5 Examination. Each sample selected in accordance with 4.3.1 shall be visually and dimensionally examined to verify compliance with this specification. and if the number of defective items in any sample exceeds the acceptance number for that sample, the lot shall be rejected. 4.6 Tests.
29、Each sample selected in accordance with 4.3.2 shall be tested to verify compliance with this specification (see 4.6). Any tool in the sample containing one or more defects shall be rejected and if the number of defective items in any sample exceeds the acceptance number for that sample, the- lot sha
30、ll be rejected. 4.7 Test procedures. Test procedures shall be in accordance with applicable specification sheets. 4.7.1 Hardness. The hardness requirements shall be verified on a Rockwell tester, using a diamond penetrator and employing a 150-kilogram major load. Surfaces shall be suitably ground fo
31、r the test. Plating, decarbur- ization and hardened cases shall be removed for testing. 4.4.2 Sampling (Ultimate Strength Testing). A random sample of wrenches 4.4.3 Sampling (Plating). A random sample of wrenches shall be selected Any wrench containing one or more defects shall be rejected 4.7.2 Ul
32、timate strength tests. 4.7.2.1 Test procedure. Loads shall be applied using any suitable mechanical means. Test procedure shall prevent slippage of wrenches on mandrels during tests. 4 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-U-8782D 53 79
33、97706 0368635 7 - MI L-W-8982D 4.7.2.1.1 Spline mandrel. Spline mandrel test shall be conducted as . follows: a. Select a spline mandrel (hardened to not less than 55 HRC) equal to the basic size of the specified wrench (+O.OOO -0.002 inches). b. Engage the wrench with the spline mandrel in accordan
34、ce with MS33787, Table I, except that C and W diameters (on MS33787) shall be held to the minimum dimension (+0.002 -0.000 inches). C. Apply the ultimate torque loads specified on the applicable specification sheet for not less than 10 seconds. 4.7.3 Endurance torque tests. One sample wrench from ea
35、ch lot shall be tested to 500 cycles of the applicable spline endurance torque using the procedure in 4.7.2.1.1 steps (a) and (b). 4.7.4 Plating tests. Total plating thickness on each sample wrench shall be measured. The sample wrenches shall be tested for plating adhesion using Method 9.1 Heat-Quen
36、ch Test of ASTM 8571. 4.8 Inspection of packaging. The sampling and inspection of the preservation, packing and container marking shall be in accordance with the requirements of 5.1. 5. PACKAGING 5.1 Packaging requirements. Packaging requirements shall be in accordance with PPP-P-40 and shall be lev
37、el A, B or C, as specified (see 6.2). 6. NOTES 6.1 Intended use. The tools manufactured in accordance with the requirements of this specification are intended to be used for installation and detachment of spline, high strength, high temperature aircraft fasteners. Provided by IHSNot for ResaleNo rep
38、roduction or networking permitted without license from IHS-,-,-MIL-W-8982D 51 477970b 0368b1b 7 M MI L-W-8982D 6.2 Ordering data. 6.2.1 Acquisition requirements. Acquisition documents should specify the fol lowing: a. Title, number and date of this specification. b. Title, number and date of applica
39、ble specification (slash) sheet c. d. Level of preservation, packaging and packing requirements (see 5.1). e. Whether special marking for shipment is required. f. Type of finish (plating) if other than chromium (see 3.6). (see 3.1). Type and size of tools required. 6.3 Subject term (key Word) listing. Wrenches Splined . High Strength Thin Wal 1 Custodians: Army - AV Air Force -99 Navy - AS Review: Army - GL Preparing activity: Navy - AS (Project No. 5120-CO41) 6 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-
