1、I INCH- POUND ILMILITARY SPECIFICATIONRIVETS , BLIND, NONSTRUCTURAL, RETAINEDGENERAL SPECIFICATION FORThis specification is approved for use by alMIL-R-24243CSUPERSEDINGMIL-R-24243B21 September 1987MANDREL1 Departmentsand Agencies of the Department of Defense.1. SCOPE1.1 S.CQlX2. This specification
2、covers the requirements for pull-stemexpandable blind rivets. Each rivet consists of a body assembled on a mandrelfor fastening where access is available to one side only.1.2 Lon,. Rivets shall be furnished in the head stYlestmaterial combinations, and open or closed-end, as specified in the applica
3、blespecification sheet (see 3.1) .2. APPLICABLE DOCUMENTS2.1 Government documents.* 2.1.1 ons and staQ For Rivets and ColdeadingNir:kel-CoppeL- Alloy Bal-, Plate, Rod, Sheet, Strip,Wire, Forgirqs ald Str!lrtural and Special SlldpedSectionsPssivatio! Tr(at.mcrlLsfo Austtritic, lJeritic llldMitensit.i
4、 ItjL-LCJSi, n k(:sistant .Steel (FastJnirlgDevices)Wilf, Steel, (:arbon, (High (:abtn,Roun(i, fur MelliclSprings (;cicLalPurpose)Chemical ollvelsiol(oatings n Aluminum dnci AlumillumAl 10YSAnodirls,rlc,ot.herGovel-nmerlL documents required by contractors in connection wit.speuii i,drquisit ion furc
5、tions sluuld be obtained from the contlat ing ;ctivi(y c ,1:;diLected by the contracting activity. )* 2.2 Other Dlblications. Unless othewise specified, issues ofefelerlced documents are those in effect at tle time of solicitation.Information regarding the latest issue of non-government documents no
6、tad(pted by the government r,anbe obtained fl-om L1Corganization responsiblefoI- tteir publication.Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-R-24243CASTM A167ASTM A313ASTM A493a71 ASTM A51OASTM A580ASITIB633ASTM B211ASTM D3951Stainless and
7、Heat-Resisting Chromium-Nickel Steelplate, Sheet, and StripChromium-Nickel Stainless and Heat-Resisting SteelSpring WireStainless and Heat-Resisting Steel Wire and Wire Rodsfor-Cold Heading and Cold ForgingGeneral Requirements for Wire Rods and Coarse RoundWire, Carbon SteelStainless and Heat-Resist
8、ing Steel WireElectrodeposited Coatings of Zinc on Iron and SteelAluminum and Aluminum-Alloy Bar, Rod, and WireStandard Practice for Commercial Packaging(Application for copies should be addressed to the ASTM, 1916 RaceStreet, Philadelphia, PA 19103-1187)(Non-government standards and other publicati
9、ons are normally availablefrom he organizations which prepare or which distribute the documents.These documents also may be available in or through libraries or otherllfornational se-vices.)2,3 Order of precedence In the event of a conflict between the text ofthis specification and the references ci
10、ted herein (except for associateddetail specifications, specification sheets or MS standards) , the text ofthis specification shall take precedence. Nothing in this specification,however, shall supersede applicable laws and regulations unless a specificexemption has been obtained.3. REQUIREMENTS3.1
11、SQeclflcation,. shee s. The individual item requirements shall be asspecified hel-ein and in accordance with the applicable specification sheets.In the event of any conflict. between requirements of this specification andthe specification sheets, the latter shall govern.3.2 als. The materials used s
12、hall be such as to produce bodies,nd mandrels in compliance with the l-equirements of this specifi part of the contractors overall inspectionsystem CL qudlity progL-arn, The dbserrre of any inspectioll requirements ilLllc ;F)(C:ifiration;lallnot relieve the contractor of the -esponsibility ofassuilg
13、 that all supplies submitted (.c)the Government for acceptance complywill dl 1 l-eq(irelent:;of th contrac Sanlpling in quality conformance doesriot ,iutt.lizesubmission of known defective material, either indicated orClftl)dl , 1101 does it cormnit the GovtImeIt t.cacceptnce of defectiveIll, axd ma
14、ndrel assemblies are in accordance with the requirements of 3 2,prior to such fabrication,5. PACKAGING* 5.1 Packaaing reauirement The requirements for packaging shall be inaccordance with ASTM D3951 (see 6.2) .6. NOTES6.1 late nded U.e Rivets required by this specification are intended fo-apid and p
15、ermanent fastenings substantially as shown on Figure 1. Rivetsetting tools may be manually or power operated.6.1,1 In general, these rivets are used to fasten metal to metal, wood tometal , and plastics to metal. Typical nonstructural applications are as follows:Attachments such as for handles, hing
16、es, brackets and clips; lockers such as forfood and clothes; bins, metal furniture, racks, shelves; assembly of tube socketsand terminal boards; fastening conduit clips, raceways, electrical boxes,distribution panels; fastening siqns, bulletin boards, and safety guards aroundequipment ; installing l
17、ight fixture mounting brackets; repair of light sheetmetal equipment6.1.2 Clo:;ed-end rivets are intended for application (under the most optimumconditions, I.e., proper hole size, grip length and over coated with sealant,etc. ) where gas, oil, water or air tightness is required.6.1.3 These rivets a
18、re not intended for aerospace usage. Fol-aerospacerivets, see MIL-STD-1515, -equirements 2 and 3.6.2 Drderinq data,6.2.1 Acquisition requirements should specify the following:(a) Title, number, and date of this specificatj.on and applicablespecification sheet,(b) Applicable specification sheet (see
19、3.1) part numbe-.* (c) Level (degree) of protection in accordance with ASTM D3951.* 6.2.2 isition of xlvet manufactured wrlor to isifiv Unless otherwise specified, Revision C is applicable to rivets manufactured after(DATE) .+ 6.3 Subject term (Key Word) listing.10Blind FastenerRivet, BlindRivet, Bl
20、ind, Nonstructural .Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-R-24243Ca71 6.4 fr The margins of this specification aremarked with asterisks to indicate where changes (additions, modifications,corrections, deletions) from the previous issue
21、were made. This was done asa convenience only and the Government assumes no liability whatsoever forany inaccuracies in these notations. Bidders and contractors are cautionedto evaluate theirrespective ofissue .rmu)HIA7a71 Iirequirements of this document based on the entire contentthe marginal notat
22、ions and relationship to the last previousCOUNlR$llhKHIADSNAPHMpw#-L(:10S! 1) ND WIT, I():lowCORdircouNlrRSUNKHMOWFIGURE 1. sRm11Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-. -Custodians :Army - ARNavy - ASAir Force - 99Review Activities:Army - AV, MIAir Force - 82User Activities:National Security Agency -NSMIL-R-24243CPreparing Activity:DLA-IS(Project 5320-0809)12Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-
