1、AMSC N/A FSC 5920 INCH-POUND MIL-PRF-19207/17H 13 March 2012 SUPERSEDING MIL-PRF-19207/17G 26 April 2005 PERFORMANCE SPECIFICATION SHEET FUSEHOLDERS, EXTRACTOR POST TYPE, NONINDICATING, NON-EMI/RFI SHIELDED AND EMI/RFI SHIELDED TYPES FHN28W, FHN28WS, FHN28WB, AND FHN28WBS This specification is appro
2、ved for use by all Departments and Agencies of the Department of Defense. The requirements for acquiring the product described herein shall consist of this specification sheet and MIL-PRF-19207. FIGURE 1. Type FHN28W and type FHN28WB fuseholder. Inches mm Inches mm Inches mm Inches mm Inches mm .005
3、 0.13 .25 6.35 .56 14.22 .625 15.88 .906 23.01 .031 0.79 .290 7.37 .590 14.99 .635 16.13 .94 23.88 .032 0.81 .38 9.65 .600 15.24 .69 17.53 1.06 26.92 .093 2.36 .47 11.94 .610 15.49 .75 19.10 1.16 29.46 .125 3.18 .500 12.70 .62 15.75 .88 22.35 2.37 60.20 Provided by IHSNot for ResaleNo reproduction o
4、r networking permitted without license from IHS-,-,-MIL-PRF-19207/17H 2 NOTES: 1. Dimensions are in inches. 2. Metric equivalents are given for general information only. 3. Unless otherwise specified, tolerances are 0.02 (0.51 mm) for two-place decimals and 0.005 (0.13 mm) for three-place decimals.
5、4. Cap thread shall be 3/8-32NEF2 and provide for cap interchangeability. 5. Round hole mounting for replacement only. Use adapter washer for nonwatertight and non EMI/RFI applications only. 6. Marking: In addition to other required marking, the manufacturers identification, the type designation, an
6、d the current and voltage rating shall appear on the fuseholder body but the location of each is optional. FIGURE 1. Type FHN28W and Type FHN28WB fuseholder. - Continued. NOTES: 1. Dimensions are in inches. 2. Metric equivalents are given for general information only. 3. Unless otherwise specified,
7、tolerances are 0.02 (0.51 mm) for two-place decimals and 0.005 (0.13 mm) for three-place decimals. 4. Cap thread shall be 3/8-32NEF2 and provide for cap interchangeability. FIGURE 2. Type FHN28WS and Type FHN28WBS fuseholder. Inches mm Inches mm Inches mm .005 0.13 .56 14.22 .78 19.81 .190 4.83 .590
8、 14.99 .90 22.86 .25 6.35 .625 15.88 .99 25.15 .38 9.65 .635 16.13 1.15 29.21 .47 11.94 .76 19.30 2.50 63.50 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-PRF-19207/17H 3 5. Round hole mounting for replacement only. Use adapter washer for nonwa
9、tertight and non EMI/RFI applications only. 6. Marking: In addition to other required marking, the manufacturers identification, the type designation, and the current and voltage rating shall appear on the fuseholder body but the location of each is optional. FIGURE 2. Type FHN28WS and Type FHN28WBS
10、 fuseholder. - Continued. REQUIREMENTS: Interface and physical dimensions: See figure 1. Cap and body molding material: Cap and body molding materials shall be selected to enable the fuseholder to meet the performance requirements of this specification. Additional information and guidance on body mo
11、lding material are specified in the notes. Fuse accommodation: Ferrule type: Size: 0.250 inch (6.35 mm) diameter, 1.250 inches (31.75 mm) length. Style: MIL-PRF-15160, F02 and F03 and MIL-PRF-23419, FM09. Poles: One. Rating: 30 amperes, 250 volts maximum. Panel thickness: 0.125 inch (3.18 mm) maximu
12、m. Nonindicating: Lamp series resistor: None. Terminals: Threaded stud and screw type. Enclosure: Watertight (FHN28W), watertight with EMI/RFI shielding (FHN28WS), watertight and body sealed (FHN28WB) or watertight and body sealed with EMI/RFI shielding (FHN28WBS). Test fuses: Temperature rise: F03A
13、125V30A of MIL-PRF-15160/03. Voltage drop: F03A125V30A of MIL-PRF-15160/03. Short circuit: F03A250V15A of MIL-PRF-15160/03. Mechanical shock: Method I of MIL-PRF-19207. Terminal strength: 20 pounds. Torque: Threaded terminals: 12 inch-pounds. Cap metal insert: 36 inch-pounds. Mounting: 15 - 20 inch-
14、pounds. Salt spray (corrosion): Test condition B. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-PRF-19207/17H 4 Dielectric: Sea level: 1,500 volts. Reduced pressure: 625 volts. EMI/RFI shielding: Paragraph 3.5.18 of MIL-PRF-19207. Part or Ident
15、ifying number (PIN): Watertight (FHN28W), watertight with EMI/RFI shielding (FHN28WS), watertight and body sealed (FHN28WB) or watertight and body seal with EMI/RFI shielding (FHN28WBS). TABLE I. Supersession information. NOTES: 1. Body molding material: It is recommended that type MAI-60 or GDI-30F
16、 of American Society For Testing and Materials (ASTM) ASTM D5948 be considered for meeting the body molding material requirements of this specification. 2. EMI/RFI shielded type fuseholders are equivalent to the non-shielded type fuseholders with the addition of EMI/RFI shielding cap and mounting nu
17、t assembly. 3. To assure maximum shielding effectiveness mounting nut must be torqued to 15-20 inch-pounds over an electrically conductive panel surface, 1.01 inch minimum diameter. 4. For submarine applications, order type FHN28WB and FHN28WBS. Referenced documents. In addition to MIL-PRF-19207, th
18、is document references the following: MIL-PRF-15160 MIL-PRF-15160/03 MIL-PRF-23419 ASTM-D5948 The margins of this specification are marked with vertical lines to indicate where changes from the previous issue were made. This was done as a convenience only and the Government assumes no liability what
19、soever for any inaccuracies in these notations. Bidders and contractors are cautioned to evaluate the requirements of this document based on the entire content irrespective of the marginal notations and relationship to the last previous issue. Superseding PIN designation number Superseded MIL dash n
20、umber FHN28W M19207/17-001 FHN28WS N/A FHN28WB M19207/17-002 FHN28WBS N/A Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-PRF-19207/17H 5 Custodians: Preparing activity: Army - CR DLA - CC Navy - SH Air Force - 85 (Project 5920-2011-038) DLA - CC
21、 Review activities: Army - AR, AT, AV, CR4, MI Navy - AS, EC, MC, OS Air Force - 70, 71 NOTE: The activities listed above were interested in this document as of the date of this document. Since organizations and responsibilities can change, you should verify the currency of the information above using the ASSIST Online database at https:/assist.daps.dla.mil. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-
