1、PlIL-G-l1b265F m 9999906 I1855133 083 m Beneficial comments (recommendations, additions, deletions) and any pertinent4 data which may be of use in improving this document should be addressed to: Commander, ATTN: 05442, Naval Sea Systems Command, 2531 Jefferson Davis Hwy, Arlington, VA 22242-5160 by
2、using the Standardization Document Improvement Proposal (DD Form 1426) appearing at the end of this document or by letter. INCH-POUND J MIL-G-16265F 5 April 1993 SUPERSEDING 10 July 1973 (See 6.9) MIL-G-16265E MILITARY SPECIFICATION GASKETS, METALLIC-FLEXIBLE GRAPHITE AND METALLIC-ASBESTOS, SPIRAL W
3、OUND (FOR NAVY FLANGED JOINTS IN PIPING SYSTEMS) This specification is approved for use by the Naval Sea Systems Command, Department of the Navy, and is available for use by all Departments and Agencies of the Department of Defense. 1. SCOPE 1.1 Scope. This specification covers gaskets of Navy desig
4、n for use in Navy flanged joints in steam piping systems for temperatures up to and including 875 degrees Fahrenheit (OF). 1.2 Classification. 1.2.1 Part Identifvina - Number (PIN). The PIN for the gaskets covered by this specification shall consist of a general prefix followed by a specific design
5、designator. a AMSC N/A FSC 5330 DISTRIBUTION STATEMENT A. Approved for public release; distribution is unlimited. O Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-G-Lb265F W 999990b I1855134 TIT W Basic number of this specification Size (see 1.2
6、.1.1). MIL-G-16265F Pressure rating series I Metal outer ring finish Gasket filler material (see 1.2.1.2) (see 1.2.1.3) 1.2.1.1 Gasket size. obtained from tables I and II. The NPS and actual dimensions of the gaskets can be 1.2.1.2 Pressure rating. Pressure rating shall be as follows: Pressure Ratin
7、g (PSI) Re ference 150 300 400 600 Table I Table II Table II Table II 1.2.1.3 Metal outer ring finish. The metal outer ring material and finish options (see 3.2.2) shall be identified as follows: - Code Metal outer ring material/finish CRPL Carbon steel ring/chromium plated CRES Corrosion resistant
8、material, as specified, UNC Carbon steel ring/uncoated REF No metal outer ring Blank ring/uncoated Carbon steel ring/vendor coating option NOTE: “CRES“ metal outer rings may be provided in lieu of “CRPL“ metal outer rings at the manufacturers option. “CRES“ metal outer rings may be substituted for “
9、CRPL“ metal outer rings in service. 1.2.1.4 Gasket filler material. Gasket fillers shall be one of the following materials: GRA - Flexible graphite filler material to MIL-P-24503 ASB - Asbestos paper filler material to MIL-A-24058 2 Provided by IHSNot for ResaleNo reproduction or networking permitte
10、d without license from IHS-,-,-MIL-G-16265F 9999906 1855135 956 MIL-G-16265F 2. APPLICABLE DOCUMENTS 2.1 Government documents. 2.1.1 SDecifications and standards. The following specifications and standards form a part of this document to the extent specified herein. Unless otherwise specified, the i
11、ssues of these documents 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 QQ-C-320 - Chromium Plating (Electrodeposited). PPP-F-320 - Fiberboard; Corrugated an
12、d Solid, Sheet Stock (Container Grade), and Cut Shapes. MILITARY MIL-L-19140 - Lumber and Plywood, Fire Retardant Treated. MIL-F-20670 - Flanges, Pipe, Carbon Steel, 150 PSI, W.S.P. (For MIL-P-24503 - Packing Material, Graphitic, Corrugated Ribbon or MIL-A-24058 - Asbestos Packing and Gasketing Mate
13、rial, Impregnated. Naval Shipboard Use.). Textured Tape and Preformed Ring. STANDARDS FEDERAL FED-STD-313 - Material Safety Data Transportation Data and Disposal Data for Hazardous Materials Furnished to Government Activities. MILITARY MIL-STD-2073-1 - DOD Material Procedures for Development and App
14、lication of Packaging Requirements. (Unless otherwise indicated, copies of federal andmilitary specifications, standards, and handbooks are available from the Standardization Documents Order Desk, Bldg. 4D, 700 Robbins Avenue, Philadelphia, PA 19111-5094.) 2.1.2 Other Government documents. drawings
15、and Dublicationc. The following other Government documents, drawings and publications form a part of this document to the extent specified herein. Unless otherwise specified, the issues are those cited in the solicitation. DRAWINGS NAVAL SEA SYSTEMS COMMAND (NAVSEA) 810-1385733 - Flanges, Steel For
16、Steel Tubing Welding Neck. 810-1385809 - Fittings, Pipe, Cast Steel Flanged 300 PSI Maximum at 650F Maximum. 3 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,- NIL-G-Lb265F a 9999906 1855136 892 a c MIL-G-16265F 5000-S4823-1385810 - 5000-S4824-138557
17、1 - (Copies of drawings should be Shipyard, Naval Engineering Drawing NH 03804-5000.) Fittings, Pipe, Cast Steel Valves, Cast Steel Flanged Flanged. Globe Angle and Cross. addressed to Commander, Portsmouth Naval Support Activity, Code 202.2, Portsmouth, 40 - Code of Federal Regulation - Part 763 As
18、bestos : Proposed mining and import restrictions and proposed manufacturing and processing prohibitions. (Copies of the federal regulation are available from the Superintendent of Documents, Government Printing Office, Washington, DC 20402-0001.) 2.2 Non-Government Publications. The following docume
19、nts 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 in the issue of the DODISS cited in the solicitation. Unless otherwise specified, the issues of documents not listed in the DODISS are the i
20、ssues of the documents cited in the solicitation (see 6.2). AMERICAN SOCIETY OF MECHANICAL ENGINEERS (ASME) Boiler and Pressure Vessel Code Section VI11 - Unfired Pressure Vessels. (Application for copies should be addressed to Mechanical Engineers, 345 East 47th Street, New York, the American Socie
21、ty of NY 10017.) AMERICAN SOCIETY FOR TESTING AND MATERIALS (ASTM) A167 - Stainless and Heat-Resisting Chromium-Nickel Steel Plate, Sheet, C 930 - Classification for identifying and categorizing potential health D 3951 - Standard Practice for Commercial Packaging. (DOD adopted) and Strip. (DOD adopt
22、ed) and safety hazards of thermal insulation materials. (Application for copies should be addressed to the American Society for Testing and Materials, 1916 Race Street, Philadelphia, PA 19103.) (Nongovernment standards and other publications are normally available from These documents also the organ
23、izations that prepare or distribute the documents. may be available in or through libraries or other informational services.) 2.3 Order of precedence. In the event of a conflict between the text of this document and the references cited herein (except for related associated detail specifications, sp
24、ecification sheets or MS standards), the text of this document takes precedence. Nothing in this document, however, supersedes applicable laws and regulations unless a specific exemption has been obtained. 4 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IH
25、S-,-,-MIL-G-Lb265F 9999906 3855137 729 = MIL-G-16265F 3. REQUIREMENTS 3.1 Design (See 6.2). 3.1.1 PiDe line flanse saskets with metal outer rines. Gaskets shall consist of a refill snapped into a solid metal outer ring (see figure 1) with a sliding fit. The design shall be such that the gasket can b
26、e compressed to 0.117 inch thickness without damage. Gaskets shall conform to tables I and II. 3.1.1.1 Refills for all series of aaskets. Refills shall be of the inside and outside dimensions specified in tables I and II. The contracting activity is responsible for furnishing complete 7/8 inch diame
27、ter, 9 threads; all other bolts 8 threads. When under this compressive test load, the gasket thickness shall be 0.130 the supplies ordered shall not have come in direct contact with mercury or any of its compounds nor with any mercury containing devices employing only a single boundary of containmen
28、t. 7 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-G-16265F m 9999906 L55L40 213 m rn al s 5 ri w rd z O O W a O O 4 O O m rn Q) 4 k al m a Q) sal Wal $2 b) a maximum of four additional unwelded plies of the same continuous metal strip may be w
29、ound over the spot welded ply to facilitate fitting the gasket to the metal outer ring. welds shall be located on the gasket ID such that the total number of spot welds on the terminal ply (including the terminal spot welds described in (a) shall be at least 3 and spaced at 3 inches maximum spacing
30、along the perimeter between the adjacent spot welds in either direction. (b) Additional spot welds on the terminal Dlies. Additional spot 3.3.3 Metal striD. Metal strip shall be at least 0.007 and not more than 0.009 inches in thickness. 3.3.4 Gasket thickness. The thickness of the finished gasket (
31、before compression) shall be 0.175 visual examination of spot welds; compression load tests; and the alloy identity test. Unless otherwise specified herein, qualitative results of nondestructive tests shall be recorded in the test report. 4.6 InsDection of Dackaging. Sample packages and the inspecti
32、on of the packaging (preservation, packing and marking) for shipment, stowage and storage shall be in accordance with the requirements of section 5 and the documents specified therein. 17 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-G-Lb2bSF 9
33、9999Ob L55l150 Lb2 MIL-G-16265F 5. PACKAGING (The packaging requirements specified herein apply only for direct Government acquisitions. For the extent of applicability of the preparation for delivery or packaging requirements of referenced documents listed in section 2, see 6.2.) 5.1 General. 5.1.1
34、 Navv fire retardant reuuirements. (a) Lumber and Dlvwood. When specified (see 6.2), all lumber and plywood including laminated veneer materials used in shipping container and pallet construction, members, blocking, bracing, and reinforcing shall be fire-retardant treated materials con- forming to M
35、IL-L-19140 as follows: Level A and B - Type II - weather resistant. Category I - general use. Level C - Type I - nonweather resistant. Category I - general use. (b) Fiberboard. Fiberboard used in the construction of interior (unit and intermediate) and exterior fiberboard boxes including interior pa
36、ckaging foms shall conform to the class-domestic/ fire retardant or class-weather resistant/fire retardantmaterial requirements as specified (see 6.2) of PPP-F-320. (c) Cushioning and wrappine: materials. The use of excelsior, news- paper, shredded paper (all types), and similar hydroscopic or nonne
37、utral materials and all types of loose fill materials for packaging applications such as cushioning, fill, stuffing, and dunnage is prohibited. Materials selected shall have properties (characteristics) for resistance to fire (see 6.8). Cushioning or wrapping materials, as applicable, shall be provi
38、ded to pre- vent item and package damage and to prevent free movement of the container contents. 5.1.2 Asbestos items (see 3.2.3). All asbestos and separately protected items containing asbestos shall be protected in sealed, dust and siftproof packs. Flexible packs shall be heat sealed. All packages
39、 shall be marked as required by 5.4. 5.2 Preservation. Preservation shall be level A or C as specified (see 6.2). 18 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-G-Lb2bSF m 999990b 3855353 OT9 m MIL-G-16265F 5.2.1 Level A. Gaskets and refills,
40、 in quantity as specified (see 6.2), shall be placed in a water resistant folding, setup, or metal edged paperboard or a class-weather resistant/fire retardant fiberboard (see 5.1.1(b) boxmeeting the unit and intermediate container requirements of MIL-STD-2073-1. The container selection shall be at
41、the option of the contractor. 5.2.1.1 Bundling. When specified (see 6.2), gaskets shall be bundled, tied and wrapped in fire retardant material (see 5.1.1(c) and 6.9). The wrapper shall be secured with pressure sensitive tape. The quantity per bundle and required ties shall be as follows: Gaskets (w
42、ith metal outer rings) Size (o.d.1 Ouantitv and tving Up to and including 5 inches Over 5 inches to 8 inches, inclusive Over 8 nches to 11 inches inclusive Over 11 inches to 16 inches inclusive Over 16 inches 25 pieces 25 pieces, tied in 2 equidistant places 25 pieces, tied in 4 equidistant places 1
43、0 pieces, tied in 4 equidistant places 5 pieces, tied in 4 equidistant places 5.2.1.2 Bulk. When specified (see 6.2), gaskets of like size and description shall be bulk packed directly into shipping containers for the level specified. 5.2.2 Level C. Gaskets and refills shall be preserved as specifie
44、d under level A except that the interior (unit and intermediate) boxes shall be as follows : (a) (b) The paperboard containers shall be of the domestic or nonweather resistant type, class or variety as applicable and, The fiberboard box shall be of the class-domestic/fire-retardant material (see 5.1
45、.1(b). The box closure shall be in accordance with method I using pressure sensitive adhesive tape. 5.2.3 Commercial. Commercial packaging (cleaning, preservation, cushioning, and unit pack) shall be in accordance with ASTM D 3951. 5.3 Packing. Packing shall be level A, B, C, or commercial as specif
46、ied (see 6.2). 19 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-IIL-G-LbZb5F = 999990b 185.5152 T35 MIL-G-16265F 5.3.1 General reauirements for levels A. B and C. Containers selected (see 5.3.2), shall be of minimum weight and cube consistent with
47、the protection required, of uniform size, and contain identical quantities of identical gasket and filler material. 5.3.2 Levels A. B and C containers. Material preserved as specified (see 5.2), shall be packed in exterior shipping containers for the level of packing specified (see 5.3), in accordan
48、ce with MIL-STD-2073-1, and herein. Unless otherwise specified (see 6.2), container selection shall be at the contractors option. 5.3.2.1 Caseliners. closure and moss weight. 5.3.2.1.1 Caseliners. Unless otherwise specified (see 6.2), level A shipping containers containing packing preserved level C
49、or commercial shall be provided with waterproof caseliners in accordance with MIL-STD-2073-1. 5.3.2.1.2 Closure. Container closure, reinforcing, or banding shall be in accordance with the applicable container specification or appendix thereto except that class-weather-resistant/fire-retardant fiberboard boxes shall be closed in accordance with method V and reinforced with nonmetallic or tape banding and class domesti
