Effective October 2018 Supersedes July 2009 Technical Data 2090 BUSSMANN SERIES MIL-F-23419 military qualified instrument type environmental tested fuses Military specification MIL-F-23419/01 0.270"x0.25" pin type fuses Military specification - MILF-23419/08 0.093" x 0.281" fuses Military specification MIL-F-23419/09 1/4" x 1-1/4" fuses Military specification MIL-F-23419/09 1/4" x 1-1/4" fuses FM01A125V1/100A FM08A125V1/8A FM09A250V1/2A FM09B250V1/10A FM01A125V1/64A FM08A125V1/4A FM09A250V3/4A* FM09B250V1/8A FM01A125V1/32A FM08A125V3/8A FM09A250V1A* FM09B250V1/4A FM01A125V1/16A FM08A125V1/2A FM09A250V11/4A FM09B250V3/10A FM01A125V1/10A FM08A125V3/4A FM09A250V11/2A* FM09B250V3/8A FM01A125V1/8A FM08A125V1A FM09A250V2A* FM09B250V1/2A FM01A125V2/10A FM08A125V11/2A FM09A250V3A* FM09B250V6/10A FM01A125V1/4A FM08A125V2A FM09A250V4A* FM09B250V3/4A FM01A125V3/10A FM08A125V21/2A FM09A250V5A* FM09B250V8/10A FM01A125V4/10A FM08A125V3A FM09A250V6A* FM09B250V1A FM01A125V1/2A FM08A125V4A FM09A250V8A* FM09B250V11/4A FM01A125V6/10A FM08A125V5A FM09A250V10A FM09B250V11/2A FM01A125V3/4A FM08A125V7A FM09A250V12A FM09B250V16/10A FM01A125V1A FM08A125V10A FM09A250V15A FM09B250V2A FM01A125V11/2A FM08A32V15A FM09A125V20A FM09B250V21/2A ** Commercial version is AH Series. AH Series is obsolete - for reference only. ** Commercial version is ABC Series. See Data Sheet 2000 for more information. FM01A125V2A FM01A125V3A FM01A125V4A FM01A125V5A FM09B250V28/10A FM09B250V3A FM09B250V32/10A FM09B125V4A FM09B125V5A ** Commercial version is GMW Series. FM09B125V61/4A FM09B125V7A FM09B125V8A FM09B125V10A FM09B125V12A FM09B125V15A FM09B125V20A ** Commercial version is MDA Series. See Data Sheet 2002 for more information. Military Specification MIL-F-23419/03 - FM03 series cancelled August 1977. Replaced by FM09A* series. Military Specification MIL-F-23419/06 - FM06 series cancelled. Replaced by FM09B series. FM01 Series unavailable with plating options. FM08 Series can be tin-plated except the 15A. Suffix the letter "T" to the Type Designation Number; i.e. "FM08A125V3/4A." * FM09A Series can be silver-plated. Suffix the letter "S" to the Type Designation Number; i.e. "FM09A1-1/2AS." FM09B Series unavailable with plating options. ** Commercial equivalent part number is for basic design reference only. Not intended to be used as a substitute for the military part number. These government designations are obsolete. Their appearance in this table is for historical reference only. Technical Data 10778 MIL-F-23419 military qualified instrument type environmental tested fuses Effective February 2018 The only controlled copy of this data sheet is the electronic read-only version located on the Eaton network drive. All other copies of this document are by definition uncontrolled. This bulletin is intended to clearly present comprehensive product data and provide technical information that will help the end user with design applications. Eaton reserves the right, without notice, to change design or construction of any products and to discontinue or limit distribution of any products. Eaton also reserves the right to change or update, without notice, any technical information contained in this bulletin. Once a product has been selected, it should be tested by the user in all possible applications. Eaton 1000 Eaton Boulevard Cleveland, OH 44122 Eaton.com For Eaton's Bussmann series product information, call 1-855-287-7626 or visit: Eaton.com/bussmannseries Bussmann Division 114 Old State Road Ellisville, MO 63021 United States Eaton.com/bussmannseries (c) 2018 Eaton All Rights Reserved Printed in USA Publication No. 2090 -- BU-SB09580 October 2018 Eaton and Bussmann are valuable trademarks of Eaton in the US and other countries. You are not permitted to use the Eaton trademarks without prior written consent of Eaton. Follow us on social media to get the latest product and support information.