The Fuse,cartridge, cataloged under National Stock Number 5920-00-593-6496, is classified within Federal Supply Class 5920 (Fuses, Arrestors, Absorbers, and Protectors) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Telemechanics Inc. Government technical data includes 10 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5920-00-593-6496 |
| Primary Part Number | 120166 |
| Item Name | Fuse,cartridge |
| FSC / FSG | 5920 / 59 — Fuses, Arrestors, Absorbers, and Protectors |
| Manufacturer | Telemechanics Inc |
| Status | ACTIVE |
| Continuous Current Rating in Amps | 2.000 |
| Body Style | TUBE TYPE |
| Overall Diameter | 0.250 INCHES NOMINAL IN |
| Interruption Indicator Method | VISIBLE ELEMENT |
| Features Provided | NONRENEWABLE FUSIBLE ELEMENT |
| Surface Treatment | NICKEL TERMINAL |
| Maximum Voltage Rating in Volts | 250.0 AC AND 250.0 DC |
| Material | GLASS CASE |
| Material | ALUMINUM TERMINAL |
| Circuit Over-Current Interruption Type | NORMAL INSTANTANEOUS |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 120166 PRIMARY | Telemechanics Inc (USA) |
| Reference | Meaning |
|---|---|
| 120166 | C/1 Advisory reference — outside the item-of-supply concept Lucent Technologies Inc Corporate Headquarters |
| 120166 | 5/9 Secondary reference At and T Corp |
| 120166 | 5/9 Secondary reference American Telephone and Telegraph Co |
NSN 5920-00-593-6496 is a Fuse,cartridge, manufactured by Telemechanics Inc, classified under FSC 5920, Fuses, Arrestors, Absorbers, and Protectors. Status: active.
NSN 5920-00-593-6496 has 1 manufacturer part number on file: 120166 (Telemechanics Inc).
2 possible matches (shared part number, not a government interchangeability claim): 5835-00-856-6518, 5985-01-692-2810. Verify interchangeability with system specifications before substitution.
Key specifications for 120166: Continuous Current Rating in Amps: 2.000; Body Style: TUBE TYPE; Overall Diameter: 0.250 INCHES NOMINAL IN; Overall Length: 1.250 INCHES NOMINAL IN. 10 specifications are documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.