NAVY MIL-L-24489 C-1994 LIFEBOAT INFLATABLE MARK 6 25-PERSON CAPACITY《MARK 6 25人容量救生船》.pdf

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1、MIL-L-24489C 7999906 1976471 282 I l INCH-POUND MIL-L-24489C(SH) 15 Avril 1994 SUPERSEDING 21 April 1981 (See 6.11) MIL-L-24489B(SH) MILITARY SPECIFICATION LIFEBOAT, INFLATABLE, MARK 6, 25-PERSON CAPACITY This specification is approved for use by the Naval Sea Systems Command, Department of the Navy

2、, and is available for use by all Departments and Agencies of the Department of Defense. 1. SCOPE 1.1 Scope. This specification covers a Mark 6 inflatable lifeboat, 25- person capacity, complete, including its inflation system and survival gear, and packed within its rigid stowage container, ready f

3、or use as abandon-ship equipment. 2. APPLICABLE DOCUMENTS 2.1 Government documents. 2.1.1 Svecifications. standards, and handbooks. The following specifica- tions, standards, and handbooks form a part of this document to the extent specified herein. Unless otherwise specified, the issues of these do

4、cuments are those listed in the issue of the Department of Defense Index of Specifications and Standards (DODISS) and supplement thereto, cited in the solicitation (see 6.2). SPECIFICATIONS FEDERAL L-S-626 - Sponges, Synthetic. V-T-295 - Thread, Nylon. W-B-101 - Battery, Dry. I Beneficial comments (

5、recommendations, additions, deletions) and any pertinent data which may be of use in improving this document should be addressed to: Commander, SEA 03R42, Naval Sea Systems Command, 2531 Jefferson Davis Hwy, Arlington, VA 22242-5160 by using the self-addressed Standardization Document Improvement Pr

6、oposal (DD Form 1426) appearing at the end of this document or by letter. DISTRIBUTION STATEMENT A. Approved for public release; distribution is unlimited. Licensed by Information Handling ServicesNIL-L-24489C W 999990b L97b472 119 MIL-L-24489C(SH) MILITARY MIL-K- 818 MIL-W-1053 MIL-A-3339 MIL-D-346

7、4 MIL-F-3747 MIL-T-5038 MIL-D-5531 MIL-A-5540 MIL-B-8571 MIL-A-8625 MIL-P-12647 MIL-W-15117 MIL-F-16895 MIL-R-17343 MIL-C-17415 MIL-S-17980 MIL-M-18371 MIL-C-19002 MIL-P-24441 MIL-P-24441/1 MIL-P-24441/2 MIL-1-24490 MIL-C-24491 MIL-C-52950 - Knife, Pocket, General Purpose. - Whistle, Ball, Plastic.

8、- Anchors, Sea, Life Raft. - Desiccants, Activated, Bagged, Packaging Use and Static Dehumidification. - Flashlights: Plastic Case, Tubular (Regular, Explosion-Proof, Explosion-Proof Heat Resistant, Traffic Directing, and Inspection-Light). Nylon. - Tape, Textile and Webbing, Textile, Reinforcing, -

9、 Desalter Kits, Sea Water, Mark 2. - Adhesive, Polychloroprene. - Bag, Storage, Drinking Water. - Anodic Coatings, for Aluminum and Aluminum Alloys. - Pumps, Inflating-Deflating, Hand-Operated, Air, - Water, Drinking, Canned, Emergency. - Food Packet, Survival, Abandon Ship. - Rope, Nylon. - Cloth,

10、Coated, and Webbing, Inflatable Boat and - Sea Marker Packet, Inflatable Survival Equipment. - Mirrors, Emergency Signaling, Mark 3. - Cloth, Coated, and Stripped, Coated Cloth- - Paint, Epoxy-Polyamide General Specification for. - Paint, Epoxy-Polyamide, Green Primer, Formula 150, - Paint, Epoxy-Po

11、lyamide, Exterior Topcoat, Haze - Inflation System Equipment, Compressed Air, for Single-Cylinder Plunger. Miscellaneous Use. Polychloroprene on Nylon. Type I. Gray, Formula 151, Type I. Mark 5, Mod 2 (15 Person) and Mark 6 (25-Person) Inflatable Lifeboats. Inflatable Lifeboats, Mark 5, Mod 2, and M

12、ark 6. - Container, Fiberglass Reinforced Plastic, for - Crates, Wood, Open and Covered. STANDARDS FEDERAL FED-STD-191 - Textile Test Methods. FED-STD-595 - Colors Used in Government Procurement. MILITARY MIL-STD-129 - Marking for Shipment and Storage. MS265 29 - Oar, Metal, Sectional. MS2 78 26 - P

13、lug Assembly (Sealing Clamp) Life Raft Repair. MS2 79 80 - Fasteners, Snap, Style 2 (Regular Wire Spring Clamp Type). 2 Licensed by Information Handling Services(Unless otherwise indicated, copies of federal and military specifications, standards, and handbooks are available from the Standardization

14、 Documents Order Desk, Bldg. 4D, 700 Robbins Avenue, Philadelphia, PA 19111-5094.) 2.1.2 Other Government documents. drawings. and wblications. The following other Government documents, drawings, and publications form a part of this document to the extent specified herein. Unless otherwise specified

15、, the issues are those cited in the solicitation. DRAWINGS NAVAL SEA SYSTEMS COMMAND (NAVSEA) NAVSHIPS S8225(5)-1170434 - Inflatable Boat Equipment, Rescue Line, NAVSHIPS 803-4382177 - 25 Person Inflatable Lifeboat Mark 6. Detail and Arrangement. (Application for copies should be addressed to: Direc

16、tor, Puget Sound Naval Shipyard, DET Boston Code 244.5, 495 Summer St, Boston, MA 02210.) PUBLICATIONS NAVAL SEA SYSTEMS COMMAND (NAVSEA) 0902-LP-037-7010 - Instruction for Packaging, Repair and Survival S9008-BZ-INS-010 - Instructions for Operation and Use of the Navy Gear. Inflatable Life Raft. (A

17、pplication for copies should be addressed to the Standardization Documents Order Desk, Bldg. 4D, 700 Robbins Avenue, Philadelphia, PA 19111-5094.) DEPARTMENT OF TRANSPORTATION (DOT) Code of Federal Regulations, Title 46, 160.061 - Fishing Tackle Kit, Emergency for Merchant Vessels. Code of Federal R

18、egulations, Title 49, 171-178 - Hazardous Material Regulations. (The Code of Federal Regulations (CFR) and the Federal Register (FR) are for sale on a subscription basis by the Superintendent of Documents, U.S. Government Printing Office, Washington, DC 20402. When indicated, reprints of certain reg

19、ulations may be obtained from the Federal agency responsible for issuance thereof. ) 2.2 Non-Government Dubiications. The following document(s) form a part of this document to the extent specified herein. Unless otherwise specified, the issues of the documents which are DOD adopted are those listed

20、in the issue of the DODISS cited in the solicitation, Unless otherwise specified, the issues of documents not listed in the DODISS are the issues of the documents cited in the solicitation (see 6.2). 3 Licensed by Information Handling ServicesMIL-L-24489C E 9999906 1976474 T91 W MIL-L-24489C(SH) O A

21、MERICAN SOCIETY FOR TESTING AND MATERIALS (ASTM) A 167 - Standard Specification for Stainless and Heat-Resisting Chromium-Nickel Steel Plate, Sheet, and Strip. (DoD adopted) D 3951 - Standard Practice for Commercial Packaging. (DoD adopted) (Application for copies should be addressed to the American

22、 Society for Testing and Materials, 1916 Race Street, Philadelphia, PA 19103.) (Non-Government standards and other publications are normally available from the organizations that prepare or distribute the documents. These documents also may be available in or through libraries or other informational

23、 services.) 2.3 Order of precedence. In the event of a conflict between the text of this document and the references cited herein, the text of this document takes precedence. Nothing in this document, however, supersedes applicable laws and regulations unless a specific exemption has been obtained.

24、3. REQUIREMENTS 3.1 First article. When specified (see 6.2), a sample shall be subjected to first article inspection (see 6.4) in accordance with 4.3. 3.2 Material. Material shall be as specified herein (see 6.6). O 3.2.1 Coated cloth. Coated cloth used in the construction of the lifeboat shall conf

25、orm to MIL-C-17415 except that air retention test conforming to MIL-C-19002 shall be used in lieu of Hydrogen Permeability Test Method 5460 and shall be of the following types and classes: Part Type Class Bottom Bulkheads Canopy Canopy bows Air cylinder holders Cros s tub e “Dee“ ring patches Equipm

26、ent container Inflatable floor Life line patches Lower tub e Pockets Tape Upper tube Oar bag Boarding ramp Ballast bags 16 16 2 16 16 16 16 16/2 11 16 16 16 16 16 16 16 I/ 8 A A A or B A A A A A/B - A A A A or B A A A A I/ An alternate tape fabric made of type 2 cloth of MIL-C-17415 coated on each s

27、ide with 9 ounces (oz) of synthetic coating may be used. 4 Licensed by Information Handling ServicesMIL-L-24489C 7999906 1776475 728 MIL-L-24489C(SH) 3.2.2 Color. Lifeboat shall be the natural color of the finished coated cloth. No pigmentation of the coated cloth is required except that the side of

28、 the canopy visible from the air when in use shall be pigmented to a color of international orange, color 12197, 22190, 28915, or 38902 of FED-STD-595. O 3.2.3 Fasteners. Fasteners shall conform to MS27980 3.2.4 Finish. Aluminum alloy parts shall have an anodic coating conforming to MIL-A-8625, type

29、 II, class 1, overcoated with two coats of epoxy-polyamide paint conforming to MIL-P-24441, one coat conforming to MIL-P-24441/1, formula 150 to a minimum of 2 mils dry film thickness (dft), and one finish coat conforming to MIL-P-24441/2, formula 151 to a minimum of 2 mils dft. shall be not greater

30、 than 4 mils. Corrosion-resistant steel and plated parts shall be left unpainted. Individual coats of paint 3.2.5 Rope. Rope, except as otherwise specified (see 6.6), shall be nylon, conforming to MIL-R-17343, and shall be as follows: Part Circumference (inches1 Life lines Righting lines 3/4 1 - 1/8

31、 The ends of nylon lines shall be smoothly fused or seized. When seizing is required, it shall consist of a minimum of six turns. 3.2.6 Sea uainter. Sea painter shall be 5/32-inch braided nylon conforming to MIL-C-24491. 3.2.7 Thread. Sewing thread shall conform to V-T-295, type II, class 2, subclas

32、s A, size E. 3.2.8 Metal Darts. Metal parts other than those specified on the drawings and herein shall be corrosion-resistant steel conforming to ASTM A 167, types 304, 316, 316L. 3.2.9 Recovered materials. Unless otherwise specified herein, all equip- ment, material, and articles incorporated in t

33、he products covered by this specification shall be new and may be fabricated using materials produced from recovered materials to the maximum extent practicable without jeopardizing the intended use. The term “recovered materials“ means materials which have been collected or recovered from solid was

34、te and reprocessed to become a source of raw materials, as opposed to virgin raw materials. None of the above shall be interpreted to mean that the use of used or rebuilt products is allowed under this specification unless otherwise specifically specified. 3.3 Component parts. The completed lifeboat

35、 shall consist of a container and components conforming to MIL-C-24491, the lifeboat as shown on Drawing 803-4382177, and all equipment specified herein. 3.4 Weight. Total weight of the completed lifeboat (see 3.3) shall be not greater than 500 pounds. 5 Licensed by Information Handling ServicesMIL-

36、L-24489C 9999906 I1976476 864 W MIL-L-24489C(SH) 3.5 Manufacture and assembly. 3.5.1 Dimensions and share. Dimensions and shape of the lifeboat shall be as shown on Drawing 803-4382177. For reference purposes, the bow of the lifeboat is defined as the end opposite the boarding ramp; the stern is def

37、ined as the end of the raft containing the boarding ramp. 3.5.2 Laus and seams. Laps and seams shall be secured only by vulcanizing. Sewing shall not be used in any seams or through the coated cloth of any air chamber. llfe line supports, cylinder holders, and pockets, but not in their final attachm

38、ent to the lifeboat. shall be required, except for the canopy installation which may be assembled and attached by the use of room temperature curing cement conforming to MIL-A-5540, class 2. strength of the coated fabric joined after vulcanizing. overlap seam be less than 3/4 inch. When subjected to

39、 a tensile load of 40 pounds per inch of width at a temperature of 200 2 degrees Fahrenheit (OF), the untaped seams shall show no sign of slippage after 24 hours. Cement shall be applied in a line parallel to the edges of the seams, seam tapes, gum stripping, attachment patches, and so forth, and sh

40、all extend not less than 1/8 inch and not greater than 1/2 inch beyond the edges. Seams shall be covered inside and outside with tape conforming to MIL-C-17415, type 8, class B, not less than 1-5/8 inches wide after application, or gum stripping, having a gauge thickness of 0.032 5 0.005 inch and a

41、minimum width of 3/4 inch after application. The tape or gum stripping may be omitted on the outside of a lap where another layer of fabric covers the lap. The tape or gum stripping shall be applied without excessive tension, and shall be so laid that approximately an equal amount is on each side of

42、 the seam edge which it covers. Gum or fabric discs shall be used at the intersections of seam laps. Sewing will be permitted only in the construction of patches, flaps, Vulcanizing in a steam or air pressure autoclave . The seam overlap shall withstand a pull test load in excess of the In no case s

43、hall the # O 3.5.3 Bulkhead. Upper and lower tubes and the center (midship) canopy bow shall be fitted with internal vertical bulkheads, dividing each tube into two separate compartments. These bulkheads shall be of hemispherical, conical, or flexible vertical design. Bulkheads shall be located appr

44、oximately as shown on Drawing 803-4382177 in order that the volume of the compartments shall be approximately equal. Bulkheads shall be of coated cloth and shall be as shown on Drawing 803-4382177 and shall be flanged for direct attachment to the inside of the tube. Flange attachment shall be reinfo

45、rced with a tape not less than 2 inches wide, centerfolded into a “VI, attached 1 inch on the tube at the bulkhead side opposite the flange attachment. Bulkhead attachment shall withstand a pressure of 3.8 pounds per square inch (ib/in2), with the adjacent compartment uninflated and vented. There sh

46、all be no failure of the bulkhead or its attachment (see 4.8.3). 3.5.4 Upper and lower tubes, The upper and lower hull tubes, separate air- tight chambers, shall be constructed and assembled, one atop the other, as shown on Drawing 803-4382177. The attachment shall be reinforced inboard and outboard

47、 with two plies of cloth tape conforming to MIL-C-17415, type 8, class B, not less than 3 inches wide, centerfolded into a “V“ and inserted into the crotch of the interface along the contact surface of the two tubes, approximately 1.5 inches, on O 6 Licensed by Information Handling Serviceseach tube

48、 surface. Inner fabric reinforcement shall be provided in way of the inflation manifolds to prevent the automatic inflation system from damaging hull tubes at initial inflation. lower tubes for securing the radar screen as shown on Drawing 803-4382177. Each tube shall withstand an internal pressure

49、of 5 lb/in2. O Attachment loops of grommeted tabs shall be fitted to the upper and 3.5.5 Bottom. A bottom, applied without tension, shall be attached to the lower tube and to the cross tube as shown on Drawing 803-4382177. The attachment shall be reinforced by two plies of cloth tape conforming to MIL-C-17415, type 8, class B, not less than 3 inches wide, centerfolded into a “V“ and inserted into the crotch of the interface along the inside contact surface of the lower tube and the bottom, approximately 1-1/2 inches on each, around the entire peripheral distance. Lifeline patches shall be