NSN 5920-01-507-9428 · NIIN 015079428 · Part number ATQR20
Mersen Usa Ep Corp. Dba Ferraz Shawmut · FSC 5920 — Fuses, Arrestors, Absorbers, and Protectors · FSG 59 — Electrical and Electronic Equipment Components · CAGE 71424
Government record, cited
NSN 5920-01-507-9428 — this item is cataloged by the U.S. Government under National Stock Number 5920-01-507-9428. Manufacturer of record part number: ATQR20.
Also searched as5920-01-507-9428 ·
5920015079428 ·
NIIN 015079428 ·
01-507-9428 ·
FSC 5920 Fuses, Arrestors, Absorbers, and Protectors · CAGE 71424 · ATQR20 · FNQ-R-20 · KLDR020
Circuit Over-Current Interruption Delay Time in Seconds: 12.0 200 PCT OF CURRENT RATING
Overall Diameter: 0.410 INCHES NOMINAL IN
Interruption Indicator Method: OPAQUE BODY
Features Provided: NONRENEWABLE FUSIBLE ELEMENT
Identification
NSN: 5920-01-507-9428
NIIN: 015079428
FSC: 5920 — Fuses, Arrestors, Absorbers, and Protectors
FSG: 59 — Electrical and Electronic Equipment Components
Primary part number: ATQR20
Manufacturer: Mersen Usa Ep Corp. Dba Ferraz Shawmut
General Description
The Fuse,cartridge, cataloged under National Stock Number 5920-01-507-9428, 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 Mersen Usa Ep Corp. Dba Ferraz Shawmut. Government technical data includes 9 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
5920-01-507-9428
Primary Part Number
ATQR20
Item Name
Fuse,cartridge
FSC / FSG
5920 / 59 — Fuses, Arrestors, Absorbers, and Protectors
Manufacturer
Mersen Usa Ep Corp. Dba Ferraz Shawmut
Status
ACTIVE
Continuous Current Rating in Amps
20.000
Fragility Factor
MODERATELY RUGGED
Body Style
REJECTION GROOVE TYPE
Circuit Over-Current Interruption Delay Time in Seconds
12.0 200 PCT OF CURRENT RATING
Overall Diameter
0.410 INCHES NOMINAL IN
Interruption Indicator Method
OPAQUE BODY
Features Provided
NONRENEWABLE FUSIBLE ELEMENT
Maximum Voltage Rating in Volts
600.0 AC
Circuit Over-Current Interruption Type
TIME DELAY
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL A — No Demilitarization Required
Hazard
Possible hazard — SDS may be required (DLA HMIC P)
Other items in FSC 5920 — Fuses, Arrestors, Absorbers, and Protectors
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5920-00-001-3111
5920-00-001-3111 · Item name not on file
5920-00-001-3260
FUSE,CARTRIDGE
5920-00-001-3261
FUSE,CARTRIDGE
5920-00-001-3262
ARRESTER,ELECTRICAL SURGE
5920-00-001-3263
ARRESTER,ELECTRICAL SURGE
5920-00-001-3264
5920-00-001-3264 · Item name not on file
5920-00-001-3296
5920-00-001-3296 · Item name not on file
5920-00-001-3840
5920-00-001-3840 · Item name not on file
Frequently Asked Questions
What is NSN 5920-01-507-9428?
NSN 5920-01-507-9428 is a Fuse,cartridge, manufactured by Mersen Usa Ep Corp. Dba Ferraz Shawmut, classified under FSC 5920, Fuses, Arrestors, Absorbers, and Protectors. Status: active.
What part numbers are listed for NSN 5920-01-507-9428?
NSN 5920-01-507-9428 has 3 manufacturer part numbers on file: ATQR20 (Mersen Usa Ep Corp. Dba Ferraz Shawmut), FNQ-R-20 (Cooper Bussmann, Llc Dba Cooper Industries), KLDR020 (Littelfuse, Inc.).
What are the specifications of ATQR20?
Key specifications for ATQR20: Continuous Current Rating in Amps: 20.000; Fragility Factor: MODERATELY RUGGED; Body Style: REJECTION GROOVE TYPE; Circuit Over-Current Interruption Delay Time in Seconds: 12.0 200 PCT OF CURRENT RATING. 9 specifications are documented in the U.S. Government catalog.
Is NSN 5920-01-507-9428 hazardous material?
Possible hazard — SDS may be required (DLA HMIC P). Hazard information on this page is shown exactly as it appears in the DLA record.
Sources
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.
✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.