1、 INCH-POUND MIL-DTL-24705/3A(SH) 23 August 2010 SUPERSEDING MIL-P-24705/3(SH) 7 June 1990 DETAIL SPECIFICATION SHEET PENETRATORS, MULTIPLE CABLE, ELECTRIC CABLE, ROUND FRAME, SQUARE-FACED BLOCKS This specification is approved for use by the Naval Sea Systems Command and is available for use by all D
2、epartments and Agencies of the Department of Defense. The requirements for acquiring the products described herein shall consist of this specification sheet and MIL-DTL-24705. ROUND MULTIPLE CABLE PENETRATORS. Round multiple cable penetrator assembly (figure 1). Components required for each complete
3、 round metal frame multiple cable penetrator assembly specified by this specification sheet shall be: a. One round frame (see figure 2). b. The appropriate round end-packing assembly, compression plates, and all hardware (see figure 3). c. Square-faced cable insert blocks and blanking insert blocks
4、to fill the interior of the round end-packing assembly (see MIL-DTL-24705/1). FIGURE 1. Round multiple cable penetrator, assembled view typical. AMSC N/A FSC 5975 ROUND FRAMECABLE INSERT BLOCKBLANKINGINSERT BLOCKEND-PACKINGASSEMBLYProvided by IHSNot for ResaleNo reproduction or networking permitted
5、without license from IHS-,-,-MIL-DTL-24705/3A(SH) ASSO EIR PART OR IDENTIFYING NUMBERS (PINS). N3. herein, tolerances are 0.5 mm (0.02). ccordance with the commercial tolerance (A3) specified in MIL-HDBK-149, Standard Dimensional Tolerances - Molded Solid Rubber Products. 5. All threads shall be in
6、English dimensions. No metric threads shall be supplied. CIATED COMPONENTS AND THOTES: 1. Dimensions are in millimeters. 2. Inch equivalents are based on 25.4 millimeters equal to one inch and all are given in parenthesis for general information only. Unless otherwise specified 4. Unless otherwise s
7、pecified herein, tolerances for molded rubber parts shall be in a2 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-DTL-24705/3A(SH) FRAMES. Round multiple cable penetrator frames shall be in accordance with figure 2 and the dimensions specified i
8、n table I. FIGURE 2. Round frame. TABLE I. Round frame dimensions. Designator A (Deck) A (Bulkhead) B C D F*70 305 (12.0) 102 (4.0) 74 (2.91) See dimensions for round frame below See dimensions for round frame below F*75 305 (12.0) 102 (4.0) 79 (3.11) See dimensions for round frame below See dimensi
9、ons for round frame below F*100 305 (12.0) 102 (4.0) 103 (4.05) See dimensions for round frame below See dimensions for round frame below F*125 305 (12.0) 102 (4.0) 129 (5.7) See dimensions for round frame below See dimensions for round frame below F*127 305 (12.0) 102 (4.0) 131 (5.15) See dimension
10、s for round frame below See dimensions for round frame below F*150 305 (12.0) 102 (4.0) 154 (6.06) See dimensions for round frame below See dimensions for round frame below F*200 305 (12.0) 102 (4.0) 203 (7.99) See dimensions for round frame below See dimensions for round frame below NOTE: The aster
11、isk (*) in the designator in table I represents the item material. Part or identifying number (PIN) for round frame. Frames are differentiated by an item designation consisting of one to three digits corresponding to a particular size. An example of a round frame PIN is provided below (see MIL-DTL-2
12、4705 for complete details). M 24705 /3 - F S 75 Prefix for Military Specification Specification Number Spec Sheet No. Item Type Item Material Item Designation Materials, round frame. The material shall be CRES (C) or steel (S) in accordance with MIL-DTL-24705. Dimensions, round frame. Round frames s
13、hall be fabricated from pipe equivalent to American National Standard schedule 40 or schedule 80 welded and seamless wrought pipe. Dimensions “C” (wall thickness) and “D” (outside diameter) shall be equivalent to the dimensions for American National Standard schedule 40 or schedule 80 welded and sea
14、mless wrought pipe selected for the required application. DBAC3 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-DTL-24705/3A(SH) END-PACKING ASSEMBLY. Round end-packing assemblies shall be in accordance with figure 3 and the dimensions specified
15、in table II. FIGURE 3. Round end-packing assembly (typical). TABLE II. Round end-packing assembly dimensions. Designator A B C D E J*70 40.0 (1.57) 70.0 (2.75) 66.0 (2.60) 0.250-20 UNC 85.7 (3.38) J*75 40.0 (1.57) 75.0 (2.95) 66.0 (2.60) 0.250-20 UNC 85.7 (3.38) J*100 60.0 (2.36) 100.0 (3.93) 66.0 (
16、2.60) 0.250-20 UNC 85.7 (3.38) J*125 80.0 (3.15) 125 (4.92) 69.0 (2.72) 0.312-18 UNC 88.9 (3.50) J*127 80.0 (3.15) 127 (5.0) 69.0 (2.72) 0.312-18 UNC 88.9 (3.50) J*150 90.0 (3.54) 150.0 (5.90) 69.0 (2.72) 0.312-18 UNC 88.9 (3.50) J*200 120.0 (4.72) 200.0 (7.87) 69.0 (2.72) 0.312-18 UNC 88.9 (3.50) N
17、OTE: The J in the designator in table II represents the types of round end-packing assembly specified E, H, and K (see MIL-DTL-24705). The asterisk (*) in the designator in table II represents the item material which pertains to hardware only. Part or identifying number (PIN) for round end-packing a
18、ssembly. End-packing assemblies are differentiated by an item designation consisting of one to three digits corresponding to a particular style. An example of a round end-packing assembly PIN for a square block round frame packing assembly with steel hardware is provided below (see MIL-DTL-24705 for
19、 complete details). M 24705 /3 - E S 100 Prefix for Military Specification Specification Number Spec Sheet No. Item Type Item Material Item Designation BCBACK PLATESFRONT PLATES PLAIN WASHEREROUND HEAD SQUARENECK BOLTHEX NUTAAD THD. SIZE4 Provided by IHSNot for ResaleNo reproduction or networking pe
20、rmitted without license from IHS-,-,-MIL-DTL-24705/3A(SH) Material, round end-packing assembly. The item hardware material shall be CRES (C) or steel (S) in accordance with MIL-DTL-24705. Design, round end-packing assembly. Item designators J*70 through J*100 shall have four bolts, nuts, and washers
21、 in the assembly and item designators J*125 through J*200 shall have eight bolts, nuts, and washers in the assembly. 5 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-DTL-24705/3A(SH) REQUIREMENTS. Design performance. a. Nonmagnetic When specifie
22、d (see MIL-DTL-24705) b. Durometer 816 c. Compression 2 percent (max.) d. Expansion 1 percent (max.) e. Expansion inspection sample size One M24705/1BN60 f. Fluid immersion 5 (max.) g. Fluid immersion inspection sample size Three M24705/1BN40 h. IR signature Informational i. IR signature inspection
23、sample size One M24705/1BN60 Identification marking. Passage diameter marking shall be required on 20 mm exterior width cable insert blocks and larger. Passage diameter shall not be required on blanking insert blocks. On filler inserts, item designation and manufacturers name or logo shall be on the
24、 inserts; other markings are not required. Optional markings on cable insert blocks shall consist of color code dots for matching insert block halves of a selected module size, cable diameter range in inches, and manufacturers catalog numbers. Round frame multiple cable penetrator test specimen (see
25、 figure 4). The components for the round multiple cable penetrator test specimen shall be as specified below. Each component listed shall be required for each test specimen. Reconfiguration of cables within the penetrator from that shown on figure 4 requires NAVSEA approval. a. Frame 1 M24705/3F*8 (
26、The * represents frame and hardware material, respectively, which may be CRES or steel (S) in accordance with MIL-DTL-24705.) b. End-packing assembly 1 M24705/3E*8 (The * represents frame and hardware material, respectively, which may be CRES or steel (S) in accordance with MIL-DTL-24705.) c. Two-pi
27、ece square-faced 3 M24705/1BN2009/12 cable insert blocks 1 M24705/1BN3012/15 4 M24705/1BN3021/24 2 M24705/1BN4022/25 d. Blanking insert blocks 3 M24705/1BN20 3 M24705/1BN30 e. Filler inserts 1 M24705/1BN40 f. Cables 2 LSDSGU-4 2 LSFSGU-4 2 LSMSCU-24 3 LSMSCU-30 1 LSMDU-6 g. Lubricant SAE-AS8660 6 Pr
28、ovided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-DTL-24705/3A(SH) 7 FIGURE 4. Round frame multiple cable penetrator test specimen, cable configuration. CHANGES FROM PREVIOUS ISSUE: Marginal notations are not used in this revision to identify changes
29、 with respect to the previous issue due to the extent of the changes. Custodian: Preparing Activity: Navy SH Navy SH (Project 5975-2009-006) Review Activity: DLA GS NOTE: The activities listed above were interested in this document as of the date of this document. Since organizations and responsibil
30、ities can change, you should verify the currency of the information above using the ASSIST Online database at https:/assist.daps.dla.mil/online. LSFSGU-4 LSDSGU-4 LSDSGU-4LSMSCU-30 LSMSCU-24LSFSGU-4LSMDU-6 LSMSCU-30LSMSCU-24LSMSCU-30Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-
