03420025Z_V02 LITTELFUSE | Alldatasheet
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Technical content
© 2024 Littelfuse, Inc. Specifications are subject to change without notice. Revised: GD. 05/01/24
342 Military Series
Panel Mount Enclosed Fuseholders for 3AB/3AG/F02/F03 Fuses RoHS Pb Product Characteristics General Application Products Watertight Product Compatible Fuses 3AB/3AG/F02/F03 Electrical Rated up to 30 amp for any voltage up to 250 V Ambient T emperature -40 ºC to +85 ºC Dielectric Strength 2400 volts minimum 1500 volts minimum Mounting Withstands 15 lb.-in. mounting torque; maximum panel thickness: 0.187” Withstands 15 lb.-in. mounting torque; maximum panel thickness is 0.250” Molded Parts Grey thermoset (UL94 V-0) Seal Neoprene washer provide drip-proof protection on the front side of the panel (upon request) O-ring provides a watertight seal on the front side of the panel per MIL -PRF-19207 T erminals Copper Alloy/Tin Plated Copper Alloy/Tin Plated Hardware Comes with a mounting nut and neoprene washer O-rings (2) and hex nut, unassembled Ingression Protection Rating IP52 IP67 Notes: * Only for 342024, 342021 ** Only for 342024 342021 Agency Agency File Number E14721* 7316** Agency Approvals 342024 342025 340267 Web Resources Download ECAD models, order samples, and find technical recources at www.littelfuse.com
© 2024 Littelfuse, Inc. Specifications are subject to change without notice. Revised: GD. 05/01/24 Panel Mount Enclosed Fuseholders for 3AB/3AG/F02/F03 Fuses Dimensions Disclaimer Notice - Information furnished is believed to be accurate and reliable. However, users should independently evaluate the suitability of and test each product selected for their own applications. Littelfuse products are not designed for, and may not be used in, all applications. Read complete Disclaimer Notice at: www.littelfuse.com/disclaimer-electronics. 342021 NUT NUTLOCKWASHER RECOMMENDED MOUNTING HOLE RECOMMENDED MOUNTING HOLE RECOMMENDED MOUNTING HOLE WASHER (DRIP-PROOF)0.055
0.45 FLAT
2.094 (WITH FUSE INSTALLED) 1.313 MAX 0.781 0.250.438 0.516 PROD HOLE KNOCKOUT 0.475 0.480 0.502 0.510 342024 340267 General Application/Straight Terminal Product Dimensions General Application/Right Angle Terminal Product Dimensions Watertight Product Dimensions 2.16 REF0.81 REF 0.937 REF Ø 0.12 Ø 0.110 ± 0.005 Ø 0.690 Ø 0.690 KNOB BODY WASHER LOCKWASHER 0.122 x 0.090 ELONGATED HOLE THRU
0.025 THK SIDE # TERMINAL
0.812 0.885 MAX 0.050 MIN 0.570 0.575 BASE O-RING GASKET, NON-CONDUCTIVE KNOB CAP/CHAIN RING, SPLIT TAB GASKET, (RFI) LOCKWASHER NUTBODY 0.09 x 0.13 ELONGATED HOLE Ø 0.110 ± 0.005 0.060 0.050 0.25 ± 0.005 0.312 1/2-24 THREAD 2.234 MAX 0.172 MAX Ø 0.875
1.0 MAX
0.45 ACROSS FLATS 0.625 0.635 0.120 5/8-18 THREAD LOCK WASHER JOINT AROUND RIVET & TERMINAL IS SOLDER COATED TO PROVIDE A SEAL 0.025
1.78 MAX
1.0 0.703
0.438 WASHER (DRIP-PROOF)
0.475 0.480 0.502 0.510 0.438 0.250 0.45 FLAT NUT 0.032 GASKET “O” RING 342025 Ø 0.140 ± 0.005 0.085 ± 0.005 x 0.120 ± 0.005 ELONGATED HOLE 1/2-24 UNS-2A THREAD NUT KNOB BODY WASHER LOCKWASHER MIL Specification T ype Designation Catalog Number Ordering Number T ype Electrical Rating T erminal T ype Knob T ype MIL -PRF19207/11 FHN20G 342025 03420025Z Drip-proof 20 A 250 V Right Angle-solder Knurled MIL -PRF19207/16 FHN26G2 342024 03420024Z Drip-proof 30 A 250 V Straight Angle-solder Fluted MIL -PRF19207/16 FHN26W 342021 03420021Z Water Tight 30 A 250 V Straight Angle-solder Fluted MIL -PRF19207/36 FHN55W 340267 03400267Z Water Tight RFI 30 A 250 V Straight Angle-solder Fluted