h21506.3 cartridge fuses 5 x 20mm time lag fuse,t6.3a 250v 20mm. 21506.3 littelfuse h21506.3m 21506.3hxp 21506.3vxp are bulk #s 021506.3mxp photo is an example of the series part description: 21506.3p littelfuse slo-blo 5x20mm fuse 6-3/10amp 250vac 21506.3vxp ba 07945890078 021506.3hxp upc: 07945890078 status active circuit protection type electric fuse blow characteristic time lag body height 20 mm body length or diameter 5.2 mm joule-integral-nom 129 j manufacturer series 215 mounting feature inline/holder operating temperature-min -55 cel operating temperature-max 125 cel packing method bulk; tape and reel physical dimension 5.2mm x 20mm rated breaking capacity 1500 a rated current 6.3 a rated voltage (ac) 250 v reference standard ccc; ce; csa; iec; ktl; pse; semko; ul terminal finish nickel terminal shape end cap h21506.3m and 21506.3hxp and 021506.3mxp are bulk # product: ceramic fuse current rating: 6.3 a fuse type: time delay / slow blow fuse size / group: 5 mm x 20 mm voltage rating ac: 250 v mounting style: holder / clip packaging: bulk brand: littelfuse diameter: 5.2 mm indicator style: without indicator interrupt rating: 1.5 ka at 250 vac length: 20 mm operating temperature range: - 55 c to + 125 c product type: cartridge fuse resistance: 0.011 ohms termination style: clip type: specialty fuses