NSN 5955-01-662-7544 · NIIN 016627544 · Part number HC49US20.000
Citizen America Corp · FSC 5955 — Oscillators and Piezoelectric Crystals · FSG 59 — Electrical and Electronic Equipment Components · CAGE 3YHM4
Government record, cited
NSN 5955-01-662-7544 — this item is cataloged by the U.S. Government under National Stock Number 5955-01-662-7544. Manufacturer of record part number: HC49US20.000.
Also searched as5955-01-662-7544 ·
5955016627544 ·
NIIN 016627544 ·
01-662-7544 ·
FSC 5955 Oscillators and Piezoelectric Crystals · CAGE 3YHM4 · HC49US20.000
Terminal Length: 19.0 MILLIMETERS MINIMUM AND 21.0 MILLIMETERS MAXIMUM MM
Style Designator: OVAL BODY, WIRE LEADS
Shunt Capacitance in Picofarads: 7.0 MAXIMUM
Operating Temp Range: -20.0 TO 70.0 CELSIUS DEGC
1 manufacturer part number on file
Manufacturer of record: Citizen America Corp
Identification
NSN: 5955-01-662-7544
NIIN: 016627544
FSC: 5955 — Oscillators and Piezoelectric Crystals
FSG: 59 — Electrical and Electronic Equipment Components
Primary part number: HC49US20.000
Manufacturer: Citizen America Corp
General Description
The Crystal Unit,quartz, cataloged under National Stock Number 5955-01-662-7544, is classified within Federal Supply Class 5955 (Oscillators and Piezoelectric Crystals) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Citizen America Corp. Government technical data includes 4 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. Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
5955-01-662-7544
Primary Part Number
HC49US20.000
Item Name
Crystal Unit,quartz
FSC / FSG
5955 / 59 — Oscillators and Piezoelectric Crystals
Manufacturer
Citizen America Corp
Status
ACTIVE
Terminal Length
19.0 MILLIMETERS MINIMUM AND 21.0 MILLIMETERS MAXIMUM MM
Other items in FSC 5955 — Oscillators and Piezoelectric Crystals
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5955-00-001-1622
5955-00-001-1622 · Item name not on file
5955-00-001-2933
5955-00-001-2933 · Item name not on file
5955-00-001-2977
CRYSTAL UNIT,QUARTZ
5955-00-001-3014
CRYSTAL UNIT,QUARTZ
5955-00-001-3242
5955-00-001-3242 · Item name not on file
5955-00-001-3243
5955-00-001-3243 · Item name not on file
5955-00-001-3244
5955-00-001-3244 · Item name not on file
5955-00-001-3328
CRYSTAL UNIT,QUARTZ
Frequently Asked Questions
What is NSN 5955-01-662-7544?
NSN 5955-01-662-7544 is a Crystal Unit,quartz, manufactured by Citizen America Corp, classified under FSC 5955, Oscillators and Piezoelectric Crystals. Status: active.
What part numbers are listed for NSN 5955-01-662-7544?
NSN 5955-01-662-7544 has 1 manufacturer part number on file: HC49US20.000 (Citizen America Corp).
What are the specifications of HC49US20.000?
Key specifications for HC49US20.000: Terminal Length: 19.0 MILLIMETERS MINIMUM AND 21.0 MILLIMETERS MAXIMUM MM; Style Designator: OVAL BODY, WIRE LEADS; Shunt Capacitance in Picofarads: 7.0 MAXIMUM; Operating Temp Range: -20.0 TO 70.0 CELSIUS DEGC. 4 specifications are documented in the U.S. Government catalog.
Is NSN 5955-01-662-7544 hazardous material?
No hazard code in the DLA record (HMIC N). 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.