The Fuseholder,block, cataloged under National Stock Number 5920-00-221-5693, 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 Lockheed Martin Corporation Div Rms. Government technical data includes 20 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 5920-00-221-5693 |
| Primary Part Number | 42412 |
| Item Name | Fuseholder,block |
| FSC / FSG | 5920 / 59 — No Item Name Available |
| Manufacturer | Lockheed Martin Corporation Div Rms |
| Status | CANCELLED |
| Material | COPPER ALLOY OR COPPER CONTACT |
| Internal Circuit Configuration and Pole Quantity | 1 POLE, MAINLINE, FUSED |
| Base Thickness | 0.359 INCHES NOMINAL IN |
| Mounting Hole Diameter | 0.188 INCHES NOMINAL IN |
| Body Style | SIDE BARRIER TYPE |
| Accommodated Ferrule Diameter | 0.250 INCHES NOMINAL IN |
| Screw Thread Quantity Per Inch | 32.0 |
| Mounting Hole Style | ONE HOLE MOUNTING |
| Mounting Hole Quantity | 1 |
| Fuse Accommodation Quantity | 1 |
| Accommodated Fuse Length | 1.250 INCHES NOMINAL IN |
| Fuse Terminal Type Accommodated | FERRULE |
| Coating Method | PLATED CONTACT |
| Material | COPPER ALLOY TERMINAL |
| Terminal Type and Quantity | 2 THREADED STUD |
| Voltage in Volts | 250.0 |
| Screw Thread Diameter | 0.164 INCHES NOMINAL IN |
| Current Carrying Rating in Amps | 3.0 |
| Surface Treatment | NICKEL CONTACT |
| Material | PORCELAIN BODY |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 42412 PRIMARY | Lockheed Martin Corporation Div Rms (USA) |
NSN 5920-00-221-5693 is a Fuseholder,block, manufactured by Lockheed Martin Corporation Div Rms, classified under FSC 5920 (No Item Name Available). Status: cancelled.
NSN 5920-00-221-5693 has 1 cross-referenced part number: 42412 (Lockheed Martin Corporation Div Rms).
There are 9 known substitutes for 5920-00-221-5693: 5120-00-277-1463, 7510-00-550-7125, 7510-00-550-7127 and 6 more. Verify interchangeability with system specifications before substitution.
Key specifications for 42412: Material: COPPER ALLOY OR COPPER CONTACT; Internal Circuit Configuration and Pole Quantity: 1 POLE, MAINLINE, FUSED; Base Thickness: 0.359 INCHES NOMINAL IN; Mounting Hole Diameter: 0.188 INCHES NOMINAL IN. 23 total characteristics are documented in the Federal Logistics Information System.
NSN 5920-00-221-5693 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.