1、MIL-B-87258 (USAF) 2 AUGUS T 1991 SUPERSEDING 22 October 1984 A-A-50783A MILITARY SPECIFICATION BAG, SLEEPING, ARCTIC SURVIVAL, PRESSURENACUUM PACKED This specification is approved for use within the Department of the Air Force and is available for use by ai Departments and Agencies of the Departmen
2、t of Defense. 1. SCOPE 1.1 Scope, This specification covers the requirements for a mummy shaped, arctic survival sleeping bag used in cold weather aircraft survival kits. The pressure/vacuum packed sleeping bags are available in one size, 12 x 12 x 1-1/2 inches with a +1/8 inch tolerance. 2. APPLICA
3、BLE DOCUMENTS 2.1 Government documents 2.1.1 Specifications. standards. and handbooks. The following specifications, standards, and handbooks for a part of this document to the extent specified herein. Unless otherwise specified, the issues of these documents shall be those listed in the issue of th
4、e Department of Defense Specifi- cations and Standards (DoDISS) and supplement thereto, cited in the solicitation (see 6.2). 0 SPECIFICATIONS FEDERAL, A-A-50 199 V-F- 106 Fastener, Slide, Interlocking DDD-L-20 PPP-B-636 Boxes, Shipping, Fiberboard Thread, Polyester Core, Cotton- or Polyester-Covered
5、 Label: For Clothing, Equipage, and Tentage, (General Use) MILITARY MIL-C-5040 Cord, Fibrous, Nylon Beneficial comments (recommendations, additions, deletions) and any pertinent data which may be of use in improving this document should be addressed to: SA-ALCDIRDM, Kelly AFB TX 7824 1-5000 by using
6、 the self-addressed Standardization Document Improvement Proposal (DD Form 1426) appealing at the end of this document or by letter. AMSCN/A FSC 8465 DTSTRTBUTION STATEMENT A. Approved for public release; distribution is unlimited. Provided by IHSNot for ResaleNo reproduction or networking permitted
7、 without license from IHS-,-,-I 1 MIL-B-7258 4 9999906 0485062 7 E MIL-B-87258 (USAI?) STANDARDS FEDERAL FED-STD- 19 1 FED-STD-595 FED-STD-75 1 Textile Test Methods Colors Used In Government Procurements Stitches, Seams, and Stitching MILITARY MIL-STD-105 MIL-STD- 129 MIL-STD- 147 Palletized Unit Lo
8、ads MIL-STD-8 10 MIL-STD-1189 MIL-STD-2073-1 MIL-STD-2073-2 Packaging Requirement Codes Sampling Procedures and Tables for Inspection by Attributes Marking for Shipment and Storage Environmental Test Methods and Engineering Guidelines Standard Department of Defense Bar Code Symbology DoD Materiel Pr
9、ocedures for Development and Application of Packaging Requirements (Unless otherwise indicated, copies of federal and military specifications, standards, and hand- books are available from the Standardization Documents Order Desk, Bldg 4D, 700 Robbins Ave., Philadelphia PA 19111-5094.) 2.1.2 Other G
10、overnment documents. drawings. and publications, The following other Govern- ment documents, drawings, and publications foim a paTt of this document to the extent specified herein. Unless otherwise specified, the issues are those cited in the solicitation. FEDERAL TRADE COMMISSION FTC 148A Guides fo
11、r the Feather and Down Products Industry (Application for copies should be addressed to the Superintendent of Documents, U.S. Govern- ment Printing Office, Washington DC 20402-0001 .) 2.2 Non-Government publications. The following documents form a part of this document to the extent specified herein
12、. Unless otherwise specified, the issues of the documents which are DoD adopted are those listed in the issue of the DoDISS cited in the solicitation. Unless otherwise speci- fied, the issues of documents not listed in the DoDISS are the issues of the documents cited in the solicitation (see 6.2). A
13、MERICAN SOCIETY FOR TESTING AND MATERIALS (ASTM) ASTM D 3951 Standard Package for Commercial Packaging (DoD adopted) (Application for copies should be addressed to the American Society for Testing and Materials, 1916 Race St., Philadelphia PA 19103-1187.) (Non-Government standards and other publicat
14、ions are normally available from the organiza- tions that prepare or distribute the documents. These documents also may be available in or through libraries or other infoimational seivices .) 2.3 Chder of precedence. In the event of a conflict between the text of this document and the references cit
15、ed herein, the text of this document takes precedence, Nothing in this document, how- ever, supersedes applicable laws and regulations unless a specific exemption has been obtained. 2 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-.,. MIL-B-87258 84
16、 9999906 O485063 9 F MIL-B-87258 (USAF) 3. REQUIREMENTS 3.1 Firstarti cle. When specified (see 6.2), a sample shall be subjected to first article inspection (see 4.4) in accordance with (6.3). 3.2 Materials, It is encouraged that recycled material be used when practical as long as it meets the requi
17、rements of this specification. 3.2.1 Shell material. Theinner and outer shell fabric shall be a 1.1 k0.2 oz/yd2 ripstop, 30denier, 10 filament warp and fill with 7.5 L-0.5 repeats per inch nylon woven fabric laminated with a micro- porous polytetrafluoroethylene (PTFE) film of a maximum of 0.7 oz/yd
18、2. Maximum weight of the fabric shall be 2.2 oz/yd2. The fabric shall be treated with ape1 or equal . 3.2.2 Bafflino material. The baffling material shall be a l.OM.1 oz/yd2, 20 denier, single-warp- knit stitch tricot knit fabric with 190 yarns per inch minimum in the warp direction and 32 yarns per
19、 inch width in the filling direction. 3,23 Insulating material. The filling matenal shall be prime goose down with 80 percent or better down density cluster count and have a filling power rating of 600 or greater per Feather and Down Association, Inc., and Federal Trade Commission Guidelines. The in
20、sulating material shall provide the environmental protection required in 3.10. Alternate materials may be used providing all other provisions of this document are met. 3.2.4 Slide fastener. The slide fastener shall be a #10 continuous monofilament nylon coil type with double reversible metal sliders
21、 conforming to V-F-106. The zipper shall be free running for emergency exit. The length of the slide fastener shall be a minimum of 65 inches. 3.2.5 Thread. The thread for seaming and stitching shall be No. 50,2 ply, conforming to A- 3.2.6 Nylon cord. The nylon drawcord shall conform to type II of M
22、IL-C-5040 and the color shall be sage green. 3,2,7 Instructi on sheets. The user instructions shall be legibly printed on a white, pressure sensi- tivevinyl label with black printing, attached to the outside of theinner container. The container shall include necessary instructions for opening, fluff
23、ing, and general use/care of the sleeping bag and also have some type of protective cover made of durable cloth or plastic. The instructions shall be as foilows: A-SO 199. USER INSTRUCTIONS 1. KEEP THE BAG DRY: THE BAG OUT OF THE RAIN. a, SELECT THEDRIEST GROUND AND IFPOSSIBLE, KEEP b. BREATHE THROU
24、GH FACE OPENING TO PREVENT DUCE FACE OPENING BY TIGHTENING UP DRAWSTRING. MOISTURE FROM WETTING THE BAG. IF FACEIS COLD, RE- C. DO NOT WEAR DAMP CLOTHING AND AVOID SWEAT- ING IN BAG. IF TOO WARM, OPEN ZIPPER FOR VENTILA- TION. 3 Provided by IHSNot for ResaleNo reproduction or networking permitted wi
25、thout license from IHS-,-,-d. OPEN THE BAG COMPLETELY AND AIR THOROUGHLY EACH DAY. e, IF POSSIBLE, USE A GROUND CLOTH UNDER THE SLEEPING BAG, A LIFE RAFT OR PARACHUTE CAN BE USED FOR THIS, IF AVAILABLE. 2. TO KEEP WARM: a. FLUFF BAG THOROUGHLY BEFORE USING. b. IF POSSIBLE, GIVE THE BAG ENOUGH TIME T
26、O LOFT OR EXPAND AFTER IT HAS BEEN FLUFFED, 3. PRECAUTIONS: a. BE CAREFUL OF SPARKS FROM CAMPFIRES LANDING b. DO NOT SMOKE IN THE SLEEPING BAG. ON THE SLEEPING BAG. C. AVOID TEARING OF SLEEPING BAG SHELL BY DRAG- GING ACROSS SHARP OBJECTS SUCH AS BRANCHES, STONES, OR SURVWAL EQUIPMENT, DOWN LEAKAGE
27、WILL OCCUR WITH SUBSEQUENT LOSS IN INSULATING PROPER TIES. 4. ZIPPER OPERATION: PREVENT THE NYLON SHELL MATERIAL FROM BEING CAUGHT IN ZIPPER TEETH. 5. SECONDARY METHOD OF ENTRY: OPENING IF THE ZIPPER BECOMES JAMMED SHUT, a. WHEN CLOSING ZIPPER, CARE MUST BE TAKEN TO a. THE SLEEPING BAG CAN BE ENTERE
28、D FROM THE TOP 3.2.7.1 Identification marking, The bottom of the label shall contain identificationmarkings con- foiming to type VI, class 5 of DDD-L-20 and shall include the lot number. 3.3 Design. The arctic sleeping bag shall be a mummy shaped bag with slide fastener closure. The sleeping bag sha
29、ll be equipped with a quick release locking device for keeping the hood closed. The sleeping bag shall be zipper opened fiom the inside or outside with a zipper pull tab of approxi- mately 2 inches. The sleeping bag shall be pressure-vacuum packed and packed into a passive con- tainer. The passive c
30、ontainer shall consist of vacuum packaging inside two envelopes of heat seal- able transparent material with a pull tab on each layer for easy opening. The instruction sheet (see 3.2.7) shall be located between layers. 3.4 Color. The color of the sleeping bag shall be Sage Green, No. 34158 of FED-ST
31、D-595. 3.5 Construction. The sleeping bag shall be differential-cut construction with all baffling seams, both internal and exteinal, turned and finished to the inside. The bag shall have protective flap(s) secured the length of the zipper. e 4 Provided by IHSNot for ResaleNo reproduction or network
32、ing permitted without license from IHS-,-,-I MIL-B-87258 84 9999906 0485065 2 - MIL-B-87258 (USAF) 3.5,1 Insulation distribution. The sleeping bag shall be insulated with the insulating material evenly distributed throughout the bag with each channel (as formed by the baffling) containing equal and
33、proportionate amounts of the total amount of the insulating material. 3S.2 Stitches. seams. and stitching, Stitches, seams, and stitching shall conform to FED- STD-751. Stitch type shall be 301; seam type shall be SSa-1; and stitches per inch shall be 8-10. 3.5.2.1 Type 301 stitching. Ends of all st
34、itching shall be backstitched or overstitched 1/2 inch minimum, except when caught in other stitching or turned under in a hem. Thread tension shall be maintained so that there will be no loose stitching resulting in loose bobbin or top thread, or exces- sively tight stitching resulting in puckering
35、 of the materials sewn. The lock shall be embedded in the materials sewn. 3.5.2.1.1 Repairs of type 30 1 stitching. Repairs of type 301 stitching shall be as follows: a. When thread breaks or bobbin run-outs occur duiing sewing, the stitching shall be repaired by restarting the stitching a minimum o
36、f 1/2 inch back of the end of the stitching (see NOTE). b. Thread breaks of two or more consecutive skipped orrun-off stitches noted duiing inspection of the item (in-process or end item) shall be repaired by overstitching. The stitching shall start a minimum of 1/2 inch in back of the defective are
37、a, and continue a minimum of 1/2 inch beyond the defective area on to the existing stitching. Loose or excessively tight stitching shall be repaired by removing the defective stitching, without damaging the materials, and restitching in the required manner. NOTE: When making the above repairs the en
38、ds of the stitching are not required to be backstitched. 3.5.2.1.2 Trimming. All thread ends shall be trimmed to a maximum length of 1 inch. 3.6 Use of automated equipment. Automated equipment may be used to perform any of the oper- ations specified, providing that the seam and stitch types are as s
39、pecified and the finished component confoims to the requirements specified herein. 3.7 Finished measurements. The measurements of the finished sleeping bag shall be a minimum of 89 inches long by 33 inches wide at the widest point and the minimum width at the bottom shall be 15 inches (see figure 1)
40、. The bag shall be laid out flat and the dimensions shall be measured on the outside of the bag. The length shall be measured from the foot to the top of the hood and the width at the chest shall be measured at the widest point with the slide fastener closed. 3.8 Weight. The total weight for the pre
41、ssure/vacuum packed sleeping bag shall be 6- 1/2 pounds avoirdupois weight or less. 3.9 Pressurehacuum packing. The pressure-vacuum packing process and packing material shall provide packaging capable of passing the temperature/altitude and ease of opening test lists speci- fied in 4.6.2 and 4,6.4.
42、The maximum dimensions, length, width, and depth, shall be as specified in 1.1. While weaiing aircrew-type mittens, user must be able to easily remove the sleeping bag incorrect; illegible; of ifnproper and interior) size, location, sequence, or method of application. Materials Workmanship Content A
43、ny component missing, damaged, or not as specified. Inadequate application of components, such as: incomplete sealing or closure of flap, improper taping, loose strapping, or inadequate stapling, Bulged or distorted container. Number per container is more or less than required, 4.5.6 Palletization e
44、xamination. The fully packaged and palletized end items shall be examined for the defects listed below. The lot size shall be expressed in units of palletized unit loads. The sample unit shall be one palletized unit load, fully packaged. The inspection level shall be S-1 and the AQL shall be 6.5 dhu
45、. Examine Defect Finished dimensions Palletization Length, width, or height exceeds specified maximum requirement. Pallet pattern not as specified, Interlocking of loads not as specified. Load not bonded as specified. Omitted; incorrect; illegible; of improper size, location, sequence, or method of
46、application. Weight Exceeds maximum load limits. Marking o e Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-1 o # J I MIL-B-87258 84 99999Ob 0450b9 T MIL-B-87258 (USAJ?) 4.6 Tests %(b 4.6.1 Vibration test. Place a pressure/vacuum packed sleeping bag
47、 in the survival kit of an F- 15 aircraft, along with the other survival equipment included in the kit. Attach the survival kit solidly to a vibrating machine. Vibrate in accordance with method 5 14.4, procedure I of MIL-STD-8 10. The time schedule for each axis X, Y, and Z, without vibiation isolat
48、ors, shall be as follows: a, Dwell time at each resonance b. Sinusoidal cycling time 30 minutes 3 hours less dwell time c. Sweep time 10-500 HZ After completion of the vibration test, the pressure/vacuum packed sleeping bag shall be removed from the survival kit and examined for any damage. Any dama
49、ge to the packing material shall con- stitute failure of the test. 4.6.2 Temperature/altitude te st. Place the packed survival kit (with the sleeping bag package installed) in a temperature/altitude chamber. Reduce the air pressure to simulate 50,000 feet and reduce the temperature to -60 OF. Hold at these conditions for 4 hours. At the end of this time, in- crease the pressure to sea level, increase the temperature to +160 OF and hold for 4 hours. At the end of this 8 hour period (t
