AIR FORCE MIL-S-26688-1959 SEAT PASSENGER AFT FACING TRANSPORT AIRCRAFT《运输飞机座椅.前后面临乘客》.pdf

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1、./- MIL-6-26688 (U*) 10 Kar I - Double Passenger Seat Type II - Triple Passenger Seat 2. APPLICABLE Docum 2.1 The following documents, of the isme in effeot on the, date of invitation for bids, form a part of this specification: - .-. SPECIFI ChTIONS Federal .- GQ-P-416 Plating, Cadmium (F,lectrodep

2、ositsd) . Ge-2-3 25 Zinc Plating (Eectrodegosited) PEP-B-601 PPP-B-621 PPP-B-636 Boxe8, Fiber PEP-T-60 Tape; RreaEwe Semititre Adhesive, oxes , wo , Oleated-Plywod Boxes, Wood, Nailed and Xnck-Corner Waterproof - For Packaging and Sealhg - . _ Military Provided by IHSNot for ResaleNo reproduction or

3、 networking permitted without license from IHS-,-,-Marking for Shipment and ,borage Identification Marking of US Mili.t;ary Property Metals, Definition of Dissimilar UCTION.- mia epecifioation makes proVi8iOn8 for preproduction teoting, 3.2 C a. They can be replaced by the standard parte (MS and AN)

4、 without altoration. be Ths aorraoponding standard part nurabers are roferenad ia tho parte lat and, If preatloable, on thr contractors drawings. 2 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MTL-S-26688(USM) 3.4.1 3VNGS PROOF MATEIIALS.- Materia

5、la that are rqrtrlenta for fungi shalb not be used where It is practical to avoid.themr Where used and not hermetically sealed, they shall be treated with a fungicidal agent acceptable to the procuring activity. However, if they will be used in e hermetically aeabed incloure, hngicidal . treatment w

6、ill not be necessary. . 3.b02 iUTm.- Metals shall be of the corrosion-resistant type or suitably treated to resiet corrosion due to,fuels, eel% spray, or atmospheric oonditions likely to Be met in storage or normal aemice, eloctrolytic corrosion, dissimilar metals sha12 not be used in inthte contact

7、 with each other. 3.4.2.1 RISWJLHR bELS.- Unless suitably protected wainst Dissimilar metals are defined In ibS33586. weight, maximum comfort, attraotive appearance, ease of adjustment, freeaoa from coinglicated WChanismS, maxbum durability to withstand rough service usage and handling, and shall pe

8、rmit quick instellation and remval. Parts which tire susceptible to service wear shall be accessible for repair , removal cui reybaceinent without complete dismantling of the seatd Fasteners shall be provided whish enable the removtil and replaceurent of the seat back, bottom and am rest cushions in

9、 a minimun of time. 3.3 DESIGN.- Tne seats shall be designed to povide minimiri j .j. 1 GhUUL STHUCWHE. - Tberrroseal straps or equivalent shall be used on the back and bottom asseublies to form a resilient structure for the back tind bottom cushion assemblies. The seat and back shall have the imxim

10、um developed sosture contours, with the use of formed cushions or padding specified by tile procuring tictivity. shall be provided in each seat back, one for the stowPCdT;i.- The legs of the seats sheill be located (1s The base of each leg shall be provided s:;own in figures 1, 2 and 2. with a fitti

11、ng to permit mounting on til track syecified by the procuring activity. All legs a suitable jig or fixture by utilfiaing the fiormal track fie down i prcvisiona+ The seat shall then be subjected to, and required to, withstand without failure the following loads. The attitude of the seat during the t

12、est my be changed to facilitate testing provided the direction of the loads with respect to the seat remine the same. Loads may be applied by means of hydraullo or pneumatic pliesse8, jacks, shot bag8, or any other sizltable method. proof shdlb be applied aimltaneously to each of the backs act- rewa

13、rd in a horlzontal plane under three separate conditioize ay fol.3,ower directly aft, 20 degcees to the right, and 20 degrees to the left. The loads shall be distributed over the seat backs ad applied at the point shown in figure 3. nie seat back shall be adjueted to the maximum upright-poitioa show

14、n in figure 3 and a260 at one intermediate adjustment position for these testis. gainds proof shall, be applied simltaneoualy to each seat bottom. me load shall be equally distributed over the aeat bottom. 4.4.2.2 SEAT BACI(.- A load of 4000 pounds ultimte, 2665 pounds 414.212 S on eaoh belt. . This

15、 oorreaponds to a tension load of 2000 pounari 404.3 CONaWCE To DEWWINCS.- uired when the unit, intermediate, or external container confom to Specification ?l7P-B-6j6 and is sealed at all joints end seajas# ancluuing mufacturers joint, with tage conforming ts Simcifiication FZY-T-O. . 5.2.2 .,kVU B.

16、- ith the drotection required. rtu far. as gracticd, exterior containers shall be of uniform Ehape und siLe and conthin identical quantitieso The gross weight of each yack shell be liPiiteci us syecified in 5.203. Containem shall be closed and strapped in mcord with the applicable contciner specifio

17、a- Cion or Uppendix thereto. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-S-26688 Lb m 99999Ob 0394208 O m MIL-s-(usAF) shall oontain an ldentioal number of seats, shall be uniform in size, tuid snuely packed. The gross weight of the fully sac

18、ked shipping container shall not exaeed 200 pounds, whenever practicable. .Containers shall met Consolidated Freight Classif icaton Rules or regulations of other comn carriers, es applicable to the mode OP transportat ionr 50203 UNEL O.* ;PBttsen Type I or Typ3 II whichever #pyli80 60 NOTE;S 6.1 - “

19、Dm USEI- The Beats oovered by this specification are 6.2 ORDEhXNcI and the fact that the Government my nave zormulated, furnished, or in my way supplied the said drawings, Ypecificatious, or other data i8 not to be regtirded by imylication or otherwise as in any manner liceneirg the holder or any other person or coryorrtion, or conveying any ri#$ oc pernission to inanufecture, use, or sell any patented invention that my in any way be relete thereto. - Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-