Model: B641-2

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
0.350 inches
Terminal Diameter
Between 0.029 inches and 0.032 inches
Mode Of Oscillation
Fundamental
Circuit Resonance
Series resonance
Specified Frequency
310.000 kilohertz
Holder Cover Material
Metal
Operating Tempurature Range
+4.0/+54.0 degrees celsius
Center To Center Distance Between Terminals
0.478 mils and 0.494 centimeters
Drive Level Rating
Between 2.0 milliwatts and 1.6 milliwatts and 2.4 milliwatts
Frequency Tolerance For Operating Tempurature In Percent
-0.0035/+0.0035
Equivalent Resistance Value In Ohms
1500.0
Style Designator
Oval body, wire leads
NSN
5955-00-451-2025
Part Number
B641-2
Description
Crystal Unit,quartz
CAGE
71034

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

Part B641-2 NSN 5955-00-451-2025

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:
--
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:
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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