Document Rj8B6wedyGg76338ZJpYxrz4n

FILE NAME: Military Specifications (MS) DATE: 1943 DOC#: MS005 DOCUMENT DESCRIPTION: Navy Dept Specification - Insulation, Thermal, Block Closure shall ho accom plished by m etal stitching, by suitable a d hesive applied to th e en tlro area of contact between flaps a t by a comblnntlon of these m ethods. For overseas shipment.--T he subject commodity sh all be packed In d e n te d plyw ood o r nailed wood boxes conform ing to th e req u ire m e n t o f J o in t A rm y-N nvy Spool (lent Ions j A N -I`- 10T> n n d JA N -P -100, re">pectlvely. E ach box slinll be lined w ith n sealed w aterproof hug mode from m aterial conform ing to the require m ent of Joint Army-Navy Specification JA N -P-12V T he nennn and rlosures shall be scaled w ith adhesive conforming to the requirem ents of Jo in t Army-Nnvy Specification JA N -P-140. The gross weight shnll not exceed approxim ately 400 pounds. "O -lc . For dom estic or oversea shipm ent.--C ontainers sh a ll bo of uniform sire, ami shnll cunluln the Identical nu)nher of item s o f out; sire nnd closs. C o ntainers shall bo designed to fit th e contents in a com pact m anner w ithout shifting, nnd shall be of a design and strength w hich w ill protect the contorifs from rough hnndllng In tra n sit an d stornge. "G -2. Alarkinff.-- In ad dition to any special m arking required by th e c o n tra c t o r o rd e r, sh ip p in g c o n ta in e rs sh all be m a rk e d In accordance w ith the requirem ents of the Navy Shipm ent M arking H andbook." Pape 5, paragraphs U S to I T S , Inclusive: D ele te a n d s u b s titu te : "I I --3. Q U A L I F I C A T I O N ( T Y P R O R R R A N D A P P R O V A L ) -- IN TH E ntO C U R E M E N T OF MATERIALS REQ U IRING QUALIFICATIONS (TY PE OR BRAND APPROVAL) T H E B IG H T IS R KSERVED TO R E JE C T ANY BID S ON BRANDS OR T Y P E S O F M A T E R IA L W H IC H H A V E NOT" B E E N S U B JECTED TO T H E REQUIRED TESTS AND FOyND SA TIS FACTORY FOR INCLUSION ON TH E NAVY DEPARTM ENT ACCEPTABLY L IS T OF APPROVED M ATERIALS. T H E A T T E N T IO N O F S U P P L IE R S IS C A L L ED TCI T H I S R E Q U IR EM EN T AND M ANUFACTURERS A RE (URGED TO COMMUNICATE W ITH T H E BUREAU O F SU PPLIES AND ACCOUNTS AND ARRANGE TO HAVE TH E SAMPLES O F T H E TYPE OR BRANDS OF M ATERIALS T H E ! PROPO SE TO O FFE R TO T H E NAVY rN T H E FU TU RE TEST E D FO R APPROVAL IN O RD ER T H A T TH EY MAY BE E L IG IB L E TO BE AWARDED CONTRACTS OR ORDERS. [ "1 1--4. Copies o f N nvy D e p a rtm e n t specifications,! J o in t A rm y - Nnvy speclflrnrlons, nnd the Nnvy Shipm ent M arking H andbook mity !>e obtnlned upon a p p lic a tio n to th e B u re a u o f {Supplies n n d Accounts, Navy D ep artm en t, W ashington 25, D. 0.. except th a t activities of the Armed Forces should m ake application to the Supply Officer In C om m an d , N av al S upply C en ter, N o rfo lk 11, Va. W hen requesting specification, refer to both title and num ber (o r B.vnihol)." 8hOST. 1321-11 (No. 128) NAVT DEPARTMENT SPECIFICATION / D ec. 1, ( 1943 ro rm m m T r . r t .r jiMiw J i m J, 1*J* Part .4 lll'l Oct. I. 1*4* INSULATION. THERMAL, BLOCK A. APPLICABLE SPECIFICATIONS. A -l. T h e follow ing N avy D e p a rtm e n t specification*, o f th e Issu e In efTccI on d a te o f In v ita tio n fo r bldg, form n p a rt of th is sp e cific atio n , a n d b id d e rs a n d c o n tra c to rs sh o u ld provide lliem selves w ith th e doccssnry copies: G eneral Specifications for Inspection of M aterial. 39IT0--G eneral specification for packaging and pack log for overseas shipm ent. 63BI1--Boxes, flberbonrd, corrugated and solid. B. CLASSES. B -l. T berm nl block Insulation covered by this be fu rn ish e d In th e fo llo w in g classes, as specified order (see par. H -2) : C lass a --T e m p e ra tu re s u p to 500* F. C lass b-- T e m p e ra tu re s 501* to 1,000* F. C lass c-- T e m p e ra tu re s 1,000* to 1.600' F. specification shall In th e c o n tra c t or C. MATERIAL AND WORKMANS!!!!*. C -l. M aterial.--T h erm a l block Insulation sholl be com posed of heatreslatlng compounds suitable for the tem perature conditions and for the purpose Intended. C-2. W o r k m a i ith i p .--T h e c o n stitu e n ts sh a ll be th o ro u g h ly a n d ev en ly mixed. D. GENERAL REQUIREMENTS. D - l. C o m p o titia n .--'The com position Of block In su la tio n s h a ll con fo rm In nil re sp ects to t h a t of th e sam ple upon w hich ty p o o r b ra n d ap p ro v al Is bnsed. (8 c e p a r. F -3 n .) D -2. D itncnniont.-- Block In su la tio n sh all be flat a n d re c ta n g u la r . Unless otherw ise specified, th e dimensions shall be as follow s, as re quired : W idth--3 or 6 Inches. I .e n g tb -- 18 o r SO In c h es. Thickness-- as specified. 5853 O - 45 J ty-S Toteranet.--A tolerance In dim ensions wilt be perm itted, as /(IIo w a : L ength, m inus Done, p lu s % loch. W id th and th ick n ess, m inus none, plus 1/8 Inch. D -d. S ta b ility.-- Illock In s u la tio n sh a ll p a n th e te s t d e sc rib e d In p irngrspb F-3a (3). E. DETAIL REQUIREMENTS. K -l. Physical characteristic*.--T bennnl block Insulation shall con f i r m to th e physical re q u ire m e n ts show n In T a b le I. T ablk I.-- P h y s ic a l re q u ire m e n t* n w * n . w b Cliss ft 00 Tlwri?'*! csindorllvHy. H *. n / i.f( /hr7l^fTt T . temper- .UiT 'tlffrrvnrr ( roefto lerapm lnrt of; .08 Risiirnnc toAbr*lmt wcbht, (asm.): 1.15 80 00 70 00 (0 ioo* r . 1. 0 18 00 2.00 1.00 33-00 77.00 .M .33 l a oo 00. 00 1.1 1X00 8 no 3.00 . 76 .75 40 00 60 00 f> i.fioo0 r . .30 10 00 5 00 I 00 ' 3 tla> (1* density In lbs An. ft. T. METHODS OF SAMFLIMQ, IW SFECTION, AMD TESTS. F - l . Sam pling .-- Frdrn each lo t o f 0,000 pieces, o r lef^, offered fo r d eliv ery . tw o pieces shall b"* selected hy th e tm vnl In sp ecto r n n d for- w irded to the E ngineering E xperim ent S tation, A nnapolis, Md.. a t tbe eipense of the contractor, for test purposes. E ach sam ple shall be pio|crly-m arked w ith the co n tracto r's name, b ran d name, class, and cootrncl or order number. K-2. Intyc.U on (at place o f m a n u fa ctu re).-- Inspection fo r w ork- in in sh lp, dim ensions, nnd d e n sity sh a ll be m ode by th e nuT sl Inspector. Fur density, several lengths shnll be selected, the dim ensions checked, ir d the weight per cubic foot determ ined. F -3. T r i h .-- K-3n. T y p e or b ro ad approval te s t*.-- F-3n (1). Competition.--T he composition shall be (Jaterm lned by ibem lcal analysis, using accepted laboratory methods. 1 F -3n (2 ) . T h erm al co n d u ctivity.-- T h e sam p le s h a ll bfj su ch ns to provide specim ens In Ihc form o f d isk s 8 Inches In d ln tacfu r by 1 Inch Jblck. Conductivity shall be determ ined on n guarded hof-plnte appa- atus n t several tcm p crn lu rcs on th e hot side betw een 300! a n d 0OO"F. for ehiss a, LTD* nm l 1,100* F , fo r cliisn b. an d 450* n n d 1.000* F . fo r lll8S C. ' (32-1-3J F -3a (3). Stability.--The test for determ ining ability of th e m a terial to w ithstand vibration while subjected to tem perature ahsll be ' conducted on two blocks, mounted on the fuce* of an electrlcul b eate r plate. T he ends of the heater plate slmll be Insttlnted w ith cut sec tio n s o f th e m a te ria l nnd th e e n tire assem bly sh n ll l>e fitted a n d m o u n ted w ith a Mo'lnch tb k k sheet-iron casing. T he cosing sh all be m ounted In n v ertlcn l position on a v ib ra tio n te st a p p n ru tu s . F iv e Iron-consfu n tn n therm ocouples sh a ll be cquuIIj sp aced n n d secu red In each face o f th e b eater p la te and th e 'o u te r su rfaces of th e m etal casing, to afford n means of ascertaining the Inner nnd the exposed tem perature of the assembly. D uring the test the m aterial shall be subjected to 720 v lb ru tio n s per m in u te th ro u g h nn n rc o f 13 m in u te s for a period o f 100 to 400 h o u rs o f o p eratio n . A t th e end o f e a c h 100 h o u r period o f o p e ratio n , the o u te r m etal ca sin g of th e assem b ly hall l>c rem oved a n d Ihe condition of the block* noted. F-3u (4 ). Uurttnctt.--Ilurdness shnll he determ ined on Ibe plnstom eter, a commercial Instrum ent consisting m ainly of two parallel m oral d isks supported on u prights to which tire fnsleued n thin rod w ith a % -lucb-dlam eter ball point, a m e a su rin g gnge g ra d u a te d In V^oo m lllm eter divisions, and n kilogram weight. A specimen of the m a te ria l to be tested ahnll bo placed u n d e r the In s tiu m e n t nnd th e `Cl inch ball point brought dow>. on th e sn rfn c e of th e specim en u n til th e Index hand of the m easuring gnge m akes two com plete revolution. T he kllogrnra w eight ahull then be slowly released from Its supporting disk and allowed to rest on a shoulder of th e hall point holder, causing th e ball point to sink Into the specim en. T he depth th a t the ball polut Is depressed Into the specimen shnll then be read on the grnduuted m e a s u rin g gage d ial to Moo of a m illim e te r. F-3.i (5). Ablation tett.--The structural strength shall be deter m ined by an abrasion test. Tw elve 1-lncli cube specim ens of the m a terial and tw enty-four %-lnch onk cubes (specific grnvlty of the wood 0.0.1) sh all be placed Id an oak box h a v in g Inside dim ension* of 7</j by 1% by Inches. T he opening of the box hall then be cloned and -- ro ta te d ab o u t Its own ax is a t a apeed of 60 revolutions per m inute for tw o 10-mlnute periods. A t the end of each 10-mlnute period, the cubes of the m aterial shall be removed from the box nnd the percentage loss In w eight, due to pulverization nnd breakage, shnll be determ ined. F -3n <6). Beating lott and thrlnkage.--Curcfully sized specimens s h a ll be placed In nn e lec trica lly h eate d oven. F o r cln ss a. specim ens s h a ll be h eate d a t 500* F. for 6 hours. F o r class b. specim ens sh all be h e a te d nt 1000* F. fo r 6 hours. F o r cla ss c. sp ecim en s sh n ll be beared a t 1.C00* F . fo r fl hours. A fte r rem oval from (he oven th e specim ens sh all be exnm lned to determ ine loss of w eight, lin ear bhrlukugc, nnd change In hnrdness. F -3 n (7 ) . I I o itl u r e ab io r p tio n .-- Specim ens 4 by 4 by Inches sh a ll be su h jected to on atm osphere of 00 p e rc e n t re la tiv e h u m id ity nt 120* F. dry-bulb tcm pcrnlure for 0 horns. T he Increnee In w eight shall be n o ted an d recorded ns percentag e Inercnso In w eig h t n n d volum e, i F -3 o (8 ) . if o d u l u t o f r u p t u r e .-- F o u r specim en*, fl Inches w ide a n d 12 Inches long shall be taken for test. T he thickness nnd the w idth sh n ll he m easured to th e n cn reit 0.01 Ineh. T he Hpccliiiens sh all be sup- 132-1-3 J -JW r ^irfcd flatwise on parallel supports 10 Inches a p a rt and th e.len d apr | |li`il g rad u ally a t m ldapan i.n a b earin g p a ra lle l to th o e n d su p p o rts. Vlie breaking load ah all bo recorded to th e n e a re st B pounds. T he Modulus of ru p tu re sh all be calculated from the follow ing form ula : 8WI R 26(? R '= breaking load. In pounds l--length of span. In Inches 6 = w ld ih of specim en. In Inches < f= lhlrkncse of specim en. In Inches. The hoorlng and supiw rts .shall be rounded to n ra d iu s of approxim ately Inch. T he m odulus of ru p tu re In caeb direction shal{ be th e o v er age of four tqfrlim 'iis. K-;in (0 ). D r n i i l y .--T h ro e M ocks sh a ll be m e a s u re d a n d w eig h ed m d the w eight per cubic foot Computed from th ese d a ta . K-3h. /M /orfion tcit* (o f a U o w rn m cn t In bora lo ry).--T h erm al Hock Insulation shnll be Inspected nnd tested to determ lpe cnmpllnucc t/llh the Insulation w hich w.ts previously given type or hpand approval tests nnd found satisfacto ry for naval use. Inspection fests alinll con sist of those described In p a ra g ra p h s F -3 a ( 4 ) , F -3 n (B ), F - 3 a (0 ) , F-3a (8), and F-8a (9). f.. PACKAGING. PACKING, AND MARKING FOR SHIPJfRNT. 0 - 1 . P acking .-- G -lo . For dnm rttte iHtpmcnt.-- Unless otherw ise specified, therm al Hock Insulation sh all be packed la stan d ard com m ercial pood or fiber- to n rd containers, so constructed as to Insure acceptnnqft by common c r oilier corrlmr for safe transportation, a t the low est rn ji, to the point of delivery. Each container shall conform to the requirem ents of Con solidated F reig h t C lassification R ules In effect s t tim e of sh ip m en t and shall be able to w ltbstund storage, rehandling, and reshlpm ent w ithout the necessity of repacking. ' O -lb . For o vcrtrai shipm ent.-- Unless otherw ise specified, the su b ject comraodlly sh all be packed In wood boxes o f e ith e r qplled o r w ire- bound construction o r In flberboard boxes, as follow s: O - l b ( l ) . N ailed wood boxes shall conform to the requirem ents of lahlo 13 o f se c tio n VI o f N avy D ep a rtm e n t S pecification 39P10, listed In section A. ! O -lb 12). W lrcbound boxes shall conform to th e rqoulrem ents of inble 22 of Hi'ctlon V H of N avy D ep a rtm e n t S p ecification S9P18. O -lb (3). Each wood box. nnllcd or wlrcbound, sh all'b e reinforced v illi a t least two flat or roand motnt straps la accordance w ith the trapping requirem ents fo r the applicable box. T h e' gross w e ig h t, shall not cxcciM approxim ately 250 pounds. O -lb (4). Klberboard boxes (corrugated or solid) sh all conform to llic rcq u lreu icn la fo r sly le R. 8 . C.. type C F. g ra d e 8 , o r tirpe S F , g rad e ! . o f N nvy D e p a rtm e n t Specification B3B11, liste d In w c tlo n A. All ta p s shall 1 w lre-stltchcd, or glued by th e application of a w ater- resistan t ndlu'slv to th e e n tire area of flaps, or a com bination o f both (32-1-31 r I O e r-> O e TN * D ay bo nded. E acb box ball be reinforced w ith a t least tw o m etal - strap s (rtnt or ro u n d ), com pletely encircling (be box and placet) a t rig h t angles to eacb other. U nless otherw ise specified, th e gross w eight shall not exceed 70 pounds. O -lc. For dom eitio and overtcai shipm ent.--Each container shall be of a uniform sire and shall contain the Identical number' of Item s of one sire so d class. E acb container sh all bo designed to fit the contents In a com pact m anner. 0 -2 . M arking.-- U nless otherw ise specified, shipping containers sh all be m arked w ith th e nam e of the m aterial, the ctusn. the slae, so d the quantity contained therein, ne defined by the contract or ord er under w hich the sh ip m en t Is m ade, th e nam e of th e con tracto r, th e num ber of the contract or order, and tho gross weight. In addition to the fore going, m arking ahall conform to the requirem ents of the la te st Issue of tho N ary S hipm ent M arking Hn ml book. H. NOTES. H -l. Requests, requisitions, schedules, and contracts or orders m ust contain the title of the specification, the num ber, and date. H -2. R equests, requisitions', schedules, and contracts or ordera should specify the class required (see par. B -l). 11-3. T h e rig h t Is reserv ed to re je c t n n v hlds on b rn n d s o f th e rm a l block Insulation w hich have not been subjected to the required tests a n d found s a tis f a c to r y . T h e a tte n tio n of th e m o n u fo c tn re rs Is c alled to this requirem ent and they a re urged to spply for type or b ran d a p p ro v al teats on sam p les o f th e in s u la tio n w hich they propose to ofTer to the Navy. Inform ation relativ e to th e conditions th at govern tests will be supplied upon apllcatlon to the B ureau of Supplies and Accounts o r the b u reau co n cern ed . I t Is to be u n d ersto o d th a t th e m a n u fa c tu re r* shall pay nil tran sp o rtatio n charges to and from the point w here te sts are made. In the case of failure of the sam ple or sam ples subm itted to prove satisfacto ry , consideration will be given to the requests of the m an u factu rers for a d d itio n a l test* only a fte r It has been clea rly show n th a t changes have been m ade In th e product w ith reference to m ethod of m anufacture, etc., w hich the burean concerned considers sufficient to w arran t conducting such additional tests. H -4. Copies of the N ary Shipm ent M arking Handbook mny be ob tained upon application to th e B ureau of Supplies and Accounts, Navy D epartm ent, W ashington, D. C. H -5. Copies of Nnvy D eportm ent specifications m ay bo obtained upon nppllcatlon to th e B nrenu of Supplies nnd Accounts, Nnvy D ep o rt m ent, .W ashington, D. C., ex cep t th a t n a v a l a c tiv itie s sh o u ld m ake a p p licatio n to th e C o m m an d a n t, N avy Y urd, New Y ork, N. Y. W h en requesting, refer to specification hy both title and number. BhOST. 1 3 2 -i-aj ; a s.con***t*t Fwwnwtcm ar o -- TT i