The Fuseholder,block, cataloged under National Stock Number 5920-00-981-5803, is classified within Federal Supply Class 5920 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M. Government technical data includes 21 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5920-00-981-5803 |
| Primary Part Number | MILF21346-3 |
| Item Name | Fuseholder,block |
| FSC / FSG | 5920 / 59 — No Item Name Available |
| Manufacturer | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| Status | ACTIVE |
| Accommodated Fuse Length | 1.219 INCHES MINIMUM AND 1.281 INCHES MAXIMUM IN |
| Material | PLASTIC DIALLYL PHTHALATE AND SILICA AND PLASTIC POLYHEXAMETHYLENE ADIPAMIDE AND GLASS OR PLASTIC POLYCAPROLACTAM AND GLASS OR PLASTIC POLYHEXAMETHYLENE SEBACAMIDE AND GLASS AND PLASTIC MELAMINE AND SILICA AND PLASTIC SILICONE AND GLASS FIBER BODY |
| Terminal Type and Quantity | 24 TAB, SOLDER LUG |
| Voltage in Volts | 250.0 |
| Specification/standard Data | 81349-AA55518/02-018 GOVERNMENT SPECIFICATION |
| Material | COPPER ALLOY 172 OR COPPER ALLOY 173 OR COPPER ALLOY 170 OR COPPER ALLOY 172 TERMINAL |
| Material Document and Classification | QQ-C-530 FED SPEC SINGLE MATERIAL RESPONSE OR QQ-C-533 FED SPEC SINGLE MATERIAL RESPONSE TERMINAL |
| Surface Treatment | SOLDER DIP AND TIN TERMINAL |
| Material Document and Classification | MIL-M-14, TYPE MDG MIL SPEC SINGLE MATERIAL RESPONSE AND MIL-M-14, TYPE SDG MIL SPEC SINGLE MATERIAL RESPONSE AND MIL-M-14, TYPE MME MIL SPEC SINGLE MATERIAL RESPONSE AND MIL-M-14, TYPE MSG MIL SPEC SINGLE MATERIAL RESPONSE BODY |
| Fuse Terminal Type Accommodated | FERRULE |
| Mounting Hole Style | ONE HOLE MOUNTING |
| Mounting Hole Quantity | 1 |
| Material Document and Classification | QQ-C-530 FED SPEC SINGLE MATERIAL RESPONSE OR QQ-C-533 FED SPEC SINGLE MATERIAL RESPONSE CONTACT |
| Fuse Accommodation Quantity | 12 |
| Material | COPPER ALLOY 172 OR COPPER ALLOY 173 OR COPPER ALLOY 170 OR COPPER ALLOY 172 CONTACT |
| Accommodated Ferrule Diameter | 0.246 INCHES MINIMUM AND 0.254 INCHES MAXIMUM IN |
| Current Carrying Rating in Amps | 20.0 |
| Mounting Hole Diameter | 0.138 INCHES NOMINAL IN |
| Base Thickness | 0.230 INCHES MINIMUM AND 0.270 INCHES MAXIMUM IN |
| Internal Circuit Configuration and Pole Quantity | 12 POLE, MAINLINE, FUSED |
| Body Style | CLIP CONNECTED TYPE |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| MILF21346-3 | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| A-A-55518/2 | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| FH23PM | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| AA55518/02-018 | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
NSN 5920-00-981-5803 is a Fuseholder,block, manufactured by Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M, classified under FSC 5920 (No Item Name Available). Status: active.
NSN 5920-00-981-5803 has 4 cross-referenced part numbers: MILF21346-3 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), A-A-55518/2 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), FH23PM (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), AA55518/02-018 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M).
There are 12 known substitutes for 5920-00-981-5803: 5920-00-221-8372, 5920-00-248-8882, 5920-00-280-4037 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for MILF21346-3: Accommodated Fuse Length: 1.219 INCHES MINIMUM AND 1.281 INCHES MAXIMUM IN; Material: PLASTIC DIALLYL PHTHALATE AND SILICA AND PLASTIC POLYHEXAMETHYLENE ADIPAMIDE AND GLASS OR PLASTIC POLYCAPROLACTAM AND GLASS OR PLASTIC POLYHEXAMETHYLENE SEBACAMIDE AND GLASS AND PLASTIC MELAMINE AND SILICA AND PLASTIC SILICONE AND GLASS FIBER BODY; Terminal Type and Quantity: 24 TAB, SOLDER LUG; Voltage in Volts: 250.0. 24 total characteristics are documented in the Federal Logistics Information System.