Model: CR104/U490K0000

Quartz Crystal Unit

Properties:

Overall Length
0.775 inches
Terminal Length
1.500 inches
Overall Width
0.757 inches
Body Width
0.725 inches
Body Thickness
0.317 inches
Overall Thickness
0.352 inches
Terminal Diameter
Between 0.028 inches and 0.032 inches
Mode Of Oscillation
Fundamental
Circuit Resonance
Antiresonance
Load Capacitance In Picofarads
Between 21.0 and 22.0
Specified Frequency
490.000 kilohertz
Frequency Tolerance At Reference Tempurature In Percent
-0.001/+0.001
Frequency Stability In Percent
-0.0005/+0.0005
Controlled Reference Temp
75.0 degrees celsius
Operable Tempurature Range
-40.0/+70.0 degrees celsius
Holder Cover Material
Metal
Operating Tempurature Range
+70.0/+80.0 degrees celsius
Center To Center Distance Between Terminals
0.478 mils and 0.494 centimeters
Drive Level Rating
Between 1.6 milliwatts and 2.4 milliwatts
Frequency Tolerance For Operating Tempurature In Percent
-0.001/+0.001
Equivalent Resistance Value In Ohms
2500.0
Style Designator
Oval body, wire leads
Test Data Document
81349-mil-c-3098 specification (includes engineering type bulletins, brochures, etc., that reflect specification type data in specification format; excludes commercial catalogs, industry directories, and similar trade publications, reflecting general type data on certain environmental and performance requirements and test conditions that are shown as "typical", "average", "", etc.).
Specification Data
81349-mil-c-3098/79 government specification
NSN
5955-00-930-6059
Part Number
CR104/U490K0000
Description
Crystal Unit,quartz
CAGE
81349

An item which consists of a quartz crystal resonator(s), suitably mounted in a holder, quartz crystal.

Part CR104/U490K0000 NSN 5955-00-930-6059

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
00196
FIIG:
A059A0
Concept No.:
App. Key:
A
Cond. Code:
1
Status:
A

Material Classification

Hazardous material, precious metals, criticality, enviroment, and electrostatic discharge indicators
HMIC
PMIC
ESD/EMI
ENAC
MMAC
CRITL
HMIC:
N
PMIC:
A
ESD:
ESD:
MMAC:
CRITL:
X

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
0.1000lbs
Item Weight:
--
Item Dim:
--
OPI
SPI No.
SPI Rev.
SPC Mkg.
LVL A
LVL B
OPI:
SPI No.:
SPI Rev.:
SPC Mkg:
00
LVL_A:
E
LVL_B:
Q

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
061700
UFC:
34580
LTL:
RATING VARIABLE
LCL:
--
WCC:
658
TCC:
Z
SHC:
9
ACC:
Instruments/Radio

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Schedule B and Export
  • Schedule B: 8541900000
  • SITC: 77688
  • End Use: Semiconductors
  • NAICS: 334413
  • USDA: 1

Freight Class: Diode, transistor & similar semiconductor device parts

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