NAVY MIL-R-7885 D-1988 RIVETS BLIND STRUCTURAL MECHANICALLY LOCKED SPINDLE AND FRICTION LOCKED SPINDLE GENERAL SPECIFICATION FOR《机械锁主轴和摩擦闭锁式主轴的盲孔铆钉结构的一般规定》.pdf

《NAVY MIL-R-7885 D-1988 RIVETS BLIND STRUCTURAL MECHANICALLY LOCKED SPINDLE AND FRICTION LOCKED SPINDLE GENERAL SPECIFICATION FOR《机械锁主轴和摩擦闭锁式主轴的盲孔铆钉结构的一般规定》.pdf》由会员分享，可在线阅读，更多相关《NAVY MIL-R-7885 D-1988 RIVETS BLIND STRUCTURAL MECHANICALLY LOCKED SPINDLE AND FRICTION LOCKED SPINDLE GENERAL SPECIFICATION FOR《机械锁主轴和摩擦闭锁式主轴的盲孔铆钉结构的一般规定》.pdf（37页珍藏版）》请在麦多课文档分享上搜索。

1、MIL-R-7885D % see 6.1) Class 1 - Universal head rivets Class 2 - 100“ Flush head rivets Class 3 - Flanged dome head rivets Type II - Frictipn locked rivets Class 1 - Protruding head rivets Class 2 - 100“ Flush head rivets . Beneficial comments, (recommendations, additions, deletions) and any pertine

2、nt data which may be of use in improving this document should be addressed to the Naval Air Engineering Center, Systems Engineering and Standardization Depart- ment (Code 531, Lakehurst, NJ 08733-5100, by using the self-addressed Standardization Document Improvement Proposal (DD Form 1426) appearing

3、 at the end of this document or by letter. AMSC N/A FSC 5320 DISTRIBUTION STATEMENT A: Approved for public release; distribution is unlimited. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-2. APPi ICABLE DOCUMENTS 2.1 Government documents. 2.1.1 Sp

4、ecifications and standards. Unless otherwise specified, the following specifications and standards of the issue listed in that issue of the Department of Defense Index of Specifications and Standards (DoDISS) specified in the solicitation form a part of this specification to the extent specified her

5、ein. (See Supplement 1 for list of associated specifications.) SPECIFICATIONS FEDERAL QQ-A-250/5 Aluminum Alloy Alclad 2024, Plate and Sheet QQ-P-416 Plating, Cadmium (Electrodeposited) PPP-H-1581 MILITARY MIL-S-5059 MI L-C-5541 MIL-H-6088 MIL-H-6875 MI L-A-8625 MIL-T-9046 MIL-R-85188 STANDARDS FEDE

6、RAL FED-STD-151 MILITARY MI L-STD-105 Hardware (Fasteners and Re1 ated I tems) Packaging of Steel, Corrosion-Resistant (18-8), P1 ate, Sheet and Strip Chemical Conversion Coatings on Aluminum and Aluminum Alloys Heat Treatment of Aluminum Alloys Heat Treatment of Steel, Process for Anodic Coatings,

7、for Aluminum and Aluminum Alloys Titanium and Titanium Alloy, Sheet, Strip and Pl ate Riveter, Power, Pneumatic Hydraulic or Pneumatic Blind Rivet Installation Metal S, Test Methods Sampling Procedures and Tables for Inspection by Attributes 2 Provided by IHSNot for ResaleNo reproduction or networki

8、ng permitted without license from IHS-,-,-MIL-R-7885: 53 9999906 0098738 9 m VIL-R-78850 STANDARDS ( Conti nued) MILITARY (Continued) MI L-STD-129 Marking for Shipment and Storage MIL-STD-1312 Fastener, Test Methods MS 33522 Rivet for Blind Attachment, Limitations for Design and Usage (Copies of spe

9、cifications, standards, drawings, and publications required by manufacturers in connection with specific acquisition functions should be obtained from the contracting activity or as directed by the contracting officer.) 2.2 Other publications. The following documents form a part of this S ?cificatio

10、n to the extent specified herein. The issues of the documents W R Ich are indicated as DoD adopted shall be the issue listed in the current DODISS and the supplement thereto, if applicable. Aerospace Material Specification WS 4906 AMs 5657 AMs 5731 AMs 6322 Titanium Alloy Sheet and Strip 6A1-4V, Con

11、- tinuously Rolled, Annealed Steel, Corrosion and Moderate Heat Resistant 15Cr-7.lNi-2.5.Mo-l.lAl Steel Bars, Forgings, Tubing, and Rings, Corrosion and Heat Resistant 15Cr-25.5Ni- 1.3Mo2.1Ti-0.006B-0.3V, Consumable Electrode Melted, 1800 Deg. F, (980 Deg. C) Solution Heat Treated Steel Bars, Forgin

12、gs and Rings 0.50Cr-0.55- Ni0.25Mo (0.38-0.43C) (Application for copies of the above publications should be addressed to the Society of Automotive Engineers, Inc., 400 Commonwealth Drive, Warrendale, PA 15096. ) I 2.3 Order of precedence. In the event of a conflict between the text of this specifica

13、tion and the references cited herein, the text of this specifi- cation shall take precedence. 3. REQUIREMENTS 3.1 Specification sheets and military standards. The individual item requirements shall be as specified herein and in accordance with the applicable specification sheets and military standar

14、ds. In the event of any conflict between requirements of this specification and the specification sheet (or standard), the latter shall govern. 3 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-I MIL-R-7885D 3.2 Qualification. The rivets furnished un

15、der this specification shall be products which are qualified for listing on the applicable qualified products list at the time set for opening of bids (see 4.4 and 6.3). 3.2.1 Retention of qualification. To maintain status on a qualified products list, certification shall be submitted at two year in

16、tervals to indicate continued compliance with the requirements of this specification (see 4.4.1) - 3.7.2 Product chan e. Any change in materials, design or method of manufacture e S a require requalification of the product. ified in the applicable specification sheet or military standard (see 4.3).

17、3-3 Materials. The rivets shall be fabricated from materials spec- 3.4 Discontinuities, Discontinuities are permitted as specified in Table I, but are not acceptable when: a. They extend more than halfway from the edge of the rivet head to the center of the rivet head. b. There are two or more disco

18、ntinuities starting at the periphery of the rivet head which are so positioned that they intersect or may intersect by progression, 3.5 Dimensions. Rivet dimensions and tolerances shall be as specified herein and in accordance with the applicable specification sheet. 3.6 Design and construction, Typ

19、e I. 3.6.1 Construction. The rivet shall be of multiple-piece construction but shall be an integral assembly, The rivet shall include a means, other than friction, of mechanically locking the spindle to the rivet body. The rivet shall consist of a rivet body (sleeve) and a spindle with additional pa

20、rts as necessary for locking the spindle to the body. Spindle dimensions shall be within the limits of Figure 1 and Table XX. 3.6.2 Installatioh. Installation of the rivets shall be accomplished by pulling the spindle into the sleeve, forming a blind head on the back side of the assembly, locking th

21、e spindle to the sleeve, and removing the pulling portion of the spindle. During the entire installation cycle, the driving tool shall transmit adequate force to the manufactured head of the rivet sleeve as to provide optimum head seating and minimum head distortion. The spindle protrusion of the dr

22、iven rivets shall be within limits shown on Figure 2 and Table XXI. The rivets shall be capable of being properly installed within the maximum spindle movement of .469 inch along the spindles and sleeves common axis. The rivets shall be capable of being installed by a riveter conforming to MIL-R-851

23、88 (see 6.1 -1). I 3.6.3 Concentricity of rivet heads. The rivet heads shall be concentric with the shank within the limits specified in Table II (see 4.6.3). 3.6.4 Protective treatment. Protective treatment shall be as specified on the applicable specification sheet. 4 Provided by IHSNot for Resale

24、No reproduction or networking permitted without license from IHS-,-,-MIL-R-7885D 3.6.4.1 Lubricant. A lubricant may be used on any component to improve installation, provided the lubricant is not detrimental to the corrosion resisting properties of the rivet. The lubricant used shall be subjected to

25、 and pass the lubricant test (see 4.6.13). Lubricants used shall be stable and shall not deteriorate under recommended handling and storage conditions. 3.6-5 Heat treatment. Heat treatment of all aluminum alloys shall be in accordance with MIL-H-6088. Deviations from MIL-H-6088 that are necessary to

26、 manufacture rivets shall be noted in detail and shall accompany the rivets for qual if ication inspection. 3.6.6 Installation flushness. The installed spindle (see Figure 2) shall be flush with the top surface of the rivet head and within the limits 3.6.7 Identification of product, The rivets shall

27、 have the driving anvils identified by color code, to distinguish between Style A and Style B, in accordance with the applicable specification sheet. 3.7 Design and construction, Type II. 3-7.1 Construction. The rivets shall be constructed in two parts: a 3.7.2 Installation. Installation of the rive

28、ts shall be accomplished by rivet body and an integrally assembled spindle. pulling the spindle into the sleeve, forming a blind head on the back side of the assembly and then removing the pulling portion of the spindle. 3.7.3 Roundness and concentricity of heads. Rivet heads shall be round within l

29、imits specified in the applicable standard. They shall be concentric with the shank within the limits specified in Table II, when tested as spec- ified in 4.7.3. 3-7.4 Protective treatment. Protective treatment shall be as specified 3.7.4.1 Lubricant. A lubricant may be used on any component to impr

30、ove on the applicable specification sheet and military standards. installation, provided the lubricant is not detrimental to the corrosion resisting properties of the rivet. The lubricant used shall be subjected to and pass the lubricant test (see 4.7.9) Lubricants used shall be stable and shall not

31、 deteriorate under recommended handling and storage conditions. 3.7.4.2 Cadmium plating, Cadmium plating shall not be used as a lubricant; however, it may be used as protective treatment, 3.7.5 Identification of rivets. See applicable specification sheets. 3.7.6 Heat treatment. Heat treatment of alu

32、minum alloys shall be in accordance with MIL-H-6088. Heat treatment of nickel-copper alloy and steel shall be in accordance with MIL-H-6875. 5 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-3.7.7 Intergranular corrosion. Except as provided herein, r

33、ivets shall show no evidence of excessive intergranular corrosion when tested as specified in 4,7.8. This re uirement is not applicable to rivets fabricated from 5056 alum1nUm (UNS A950861 or nickel-copper alloy (UNS N04405) materials. 3.8 Mechanical properties, Type I. 3.8.1 Shear strength. The ult

34、imate single shear strength of the rivet shall be not less than the value specified in Table 111, when tested as spec- ified in 4.6.4. 3.8.2 Tensile strength. The ultimate tensile strength of the rivet shall be not less than the value specified in Table IV, when tested as spec- ified in 4.6.5. 3.8.3

35、 Tensile strength in thin sheet. The rivet shall meet the minimum pull through strength specified in Table V, when tested as specified in 4.6.6. 3.8.4 Spindle retention. The rivet spindle shall withstand the steadily applied axial minimum push-out load specified in Table VI, when tested as specified

36、 in 4.6.7. 3-8.5 Sheet take up. The rivet shall be capable of closing the respec- tive gap indicated in Table VI1 when the total stack up thickness .(not including the gap) is equal to maximum grip for the rivet tested. The force resisting closure of the gap shall be not less than that specified in

37、Table VII, when tested as specified in 4.6.8. 3.8.6 Shank expansion. The rivet shall be capable of passing the expansion test specified in 4.6.9. 3.8.7 Fatigue strength. The rivet shall withstand three million stress cycles at the loads specified in Table VIII, when tested as specified in 4.6.10. 3.

38、8.8 Vibration endurance. The rivet shall withstand 20 minutes of vibration, when tested as specified in 4.6.11. 3.8.9 Installation. Installed rivets in the minimum and maximum grip test plates (see Figure 10) shall be in accordance with 4.6.12, 3.9 Mechanical Properties, Type II. 3.9.1 Shear strengt

39、h. The ultimate single shear strength of the rivet shall not be less than the values specified in Table IX (see 4.7.4). 3.9.2 Tensile strength. The ultimate tensile strength of the rivet Shall not be less than the value specified in Table IV (see 4.7.5). 3-9.3 Spindle retention, The rivet spindle sh

40、all withstand the steadily applied axial minimum push out load specified in Table VI (see 4.7.6). 6 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-R-7885D 3.9.4 Fatigue strength. The rivet shall withstand eight million stress cycles at the load

41、specified in Table X (see 4.7.7). 3.9.5 Ex ansion. Rivets shall be expanded by mechanical means as specified in *expansion shall be accomplished by action of a spindle being pulled into and expanding the shank and then having the projecting end of the spindle removed. I 4. QUALITY ASSURANCE PROVI SI

42、 ONS 4.1 Responsibility for inspection. Unless otherwise specified in the contract or Durchase order. the contractor is resDonsible for the Derformance of all inspektion requirements as specified herein. Except as otherwise specified in the contract or purchase order, the contractor may use his own

43、or any other facilities suitable for the performance of the inspection require- ments specified herein, unless disapproved by the Government. The Government reserves the right to perform any of the inspections set forth in the spec- ification where such inspections are deemed necessary to assure sup

44、plies and services conform to prescribed requirements. 4.2 Classification of inspections. Inspection requirements specified herein are classified as follows: a. Materials inspection (see 4.3) b. Qualification inspection (see 4.4) I c. Quality conformance inspection (see 4-51 4.3 Materials inspection

45、. Materials inspection shall consist of cert- ification supported by verifying data that the materials used in fabricating the rivets are in accordance with the applicable specifications nd standards. 4.4 Qualification inspection, Qualification inspection shall be per- I formed on sample units produ

46、ced with equipment and procedures normally used in I production. Qualification inspection shail consist of sample units cnforming to examinations and tests listed in Table XI (Type I) and Table XII (Type II), as applicable, 4.4.1 Retention of qualification. To comply with the requirements spec- if i

47、ed in 3.2.1, the manufacturer shall forward qualification certification to Naval Air Development Center, Code 6013, Warminster, PA 18974-5000. This certification, signed by a responsible official of management, shall attest that the manufacturer has the capability to produce rivets under conditions

48、equal to those existing at the tinle of the original approved listing. 4.4.2 Sample size. Qualification inspection shall consist of rivets of each diameter for which qualification is desired. The number of samples sub- mitted shall be three times those quantities specified in Table XI (Type I) and T

49、able XII (Type II). 7 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MI L-R-7885D 4 .e -2.1 Quzlification approval Qualification approval of flush head rivets constitutes tipproval of the equivalent size protruding head rivet; 4.4.3 Grip length. The rivets submitted for qualification inspection shall have a grip length as specified in Table XI (Type I) and Table XII (Type II). 4.4.4 Sample iden