NSN 5920-01-497-0187 · NIIN 014970187 · Part number 6624977-1
Naval Sea Systems Command · FSC 5920 — Fuses, Arrestors, Absorbers, and Protectors · FSG 59 — Electrical and Electronic Equipment Components · CAGE 53711
Government record, cited
NSN 5920-01-497-0187 — this item is cataloged by the U.S. Government under National Stock Number 5920-01-497-0187. Manufacturer of record part number: 6624977-1.
Also searched as5920-01-497-0187 ·
5920014970187 ·
NIIN 014970187 ·
01-497-0187 ·
FSC 5920 Fuses, Arrestors, Absorbers, and Protectors · CAGE 53711 · 6624977-1
FSC: 5920 — Fuses, Arrestors, Absorbers, and Protectors
FSG: 59 — Electrical and Electronic Equipment Components
Primary part number: 6624977-1
Manufacturer: Naval Sea Systems Command
General Description
The Corona Ring, cataloged under National Stock Number 5920-01-497-0187, 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 Naval Sea Systems Command. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
5920-01-497-0187
Primary Part Number
6624977-1
Item Name
Corona Ring
FSC / FSG
5920 / 59 — Fuses, Arrestors, Absorbers, and Protectors
Manufacturer
Naval Sea Systems Command
Status
ACTIVE
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL A — No Demilitarization Required
Hazard
Possible hazard — SDS may be required (DLA HMIC P)
C/1Advisory reference — outside the item-of-supply concept
Raytheon Company
No interchangeability data on file.
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 5920-01-497-0187?
NSN 5920-01-497-0187 is a Corona Ring, manufactured by Naval Sea Systems Command, classified under FSC 5920, Fuses, Arrestors, Absorbers, and Protectors. Status: active.
What part numbers are listed for NSN 5920-01-497-0187?
NSN 5920-01-497-0187 has 2 manufacturer part numbers on file: 6624977-1 (Sim Precision Machine Inc.), 6624977-1 (Naval Sea Systems Command).
What are the specifications of 6624977-1?
Key specifications for 6624977-1: Part Name Assigned by Controlling Agency: CORONA RING; End Item Identification: 7492/SPY-1D(V) DDG91 AND UP, AMPLIFIER, RADIO FREQ; AGEIS SYSTEM LEVEL APL, DDG91 AND UP. 0 specifications are documented in the U.S. Government catalog.
Is NSN 5920-01-497-0187 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.