The Fuseholder,block, cataloged under National Stock Number 5920-01-348-4217, 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 Federal Commercial Item Description Promulgated by General Services Administration Washington DC. Government technical data includes 18 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 4 manufacturers, 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 | 5920-01-348-4217 |
| Primary Part Number | A-A-55518 |
| Item Name | Fuseholder,block |
| FSC / FSG | 5920 / 59 — No Item Name Available |
| Manufacturer | Federal Commercial Item Description Promulgated by General Services Administration Washington DC |
| Status | ACTIVE |
| Fragility Factor | MODERATELY RUGGED |
| Fuse Terminal Type Accommodated | FERRULE |
| Mounting Hole Style | IN-LINE ALONG THE WIDTH |
| Terminal Type and Quantity | 18 SCREW |
| Material | COPPER ALLOY CONTACT |
| Material | PLASTIC PHENOLIC BODY |
| Material | COPPER ALLOY TERMINAL |
| Body Style | CLIP CONNECTED TYPE |
| Internal Circuit Configuration and Pole Quantity | 9 POLE, MAINLINE, FUSED |
| Accommodated Fuse Length | 1.250 INCHES NOMINAL IN |
| Fuse Accommodation Quantity | 9 |
| Mounting Hole Diameter | 0.138 INCHES NOMINAL IN |
| Voltage in Volts | 250.0 |
| Current Carrying Rating in Amps | 30.0 |
| Accommodated Ferrule Diameter | 0.250 INCHES NOMINAL IN |
| Mounting Hole Quantity | 9 |
| Center to Center Distance Between Outside Mounting Holes Along Width | 7.952 INCHES NOMINAL IN |
| Base Thickness | 0.250 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| A-A-55518 | Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA) |
| M21346/3-22 | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| 356009 | Littelfuse, Inc. (USA) |
| 3553-9 | Cooper Bussmann, Llc Dba Cooper Industries (USA) |
| A-A-55518/2 | Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA) |
| AA55518/02-009 | Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA) |
NSN 5920-01-348-4217 is a Fuseholder,block, manufactured by Federal Commercial Item Description Promulgated by General Services Administration Washington DC, classified under FSC 5920 (No Item Name Available). Status: active.
NSN 5920-01-348-4217 has 6 cross-referenced part numbers: A-A-55518 (Federal Commercial Item Description Promulgated by General Services Administration Washington DC), M21346/3-22 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), 356009 (Littelfuse, Inc.), 3553-9 (Cooper Bussmann, Llc Dba Cooper Industries), A-A-55518/2 (Federal Commercial Item Description Promulgated by General Services Administration Washington DC) and 1 more.
There are 12 known substitutes for 5920-01-348-4217: 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 A-A-55518: Fragility Factor: MODERATELY RUGGED; Fuse Terminal Type Accommodated: FERRULE; Mounting Hole Style: IN-LINE ALONG THE WIDTH; Terminal Type and Quantity: 18 SCREW. 21 total characteristics are documented in the Federal Logistics Information System.