Model: K378-4C

Quartz Crystal Unit

Properties:

Overall Length
Between 0.220 inches and 0.265 inches
Terminal Length
1.500 inches
Diameter
Between 0.310 inches and 0.330 inches
Overall Diameter
Between 0.350 inches and 0.380 inches
Terminal Diameter
Between 0.016 inches and 0.019 inches
Mode Of Oscillation
Fifth overtone
Circuit Resonance
Series resonance
Shunt Capacitance In Picofarads
4.8
Specified Frequency
105.555354 megahertz
Holder Cover Material
Metal
Operating Tempurature Range
+0.0/+40.0 degrees celsius
Center To Center Distance Between Terminals
0.190 mils and 0.210 centimeters
Drive Level Rating
Between 0.3 milliwatts and 0.5 milliwatts
Frequency Tolerance For Operating Tempurature In Percent
-0.002/+0.002
Equivalent Resistance Value In Ohms
55.0
Style Designator
Hat type, 3 wire leads
NSN
5955-01-021-7778
Part Number
K378-4C
Description
Crystal Unit,quartz
CAGE
71034

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

Part K378-4C NSN 5955-01-021-7778

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:
U
ESD:
ESD:
MMAC:
CRITL:
X

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
0.4 X 0.4 X 0.3
Paclk Weight:
0.1000lbs
Item Weight:
--
Item Dim:
--
OPI
SPI No.
SPI Rev.
SPC Mkg.
LVL A
LVL B
OPI:
O
SPI No.:
SPI Rev.:
SPC Mkg:
00
LVL_A:
Q
LVL_B:
Q

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
061700
UFC:
34580
LTL:
RATING VARIABLE
LCL:
--
WCC:
72D
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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