Quartz Crystal Unit NSN 5955-00-256-4537

Item Description

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

NSN: 5955-00-256-4537

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Features and Characteristics

Overall Length

Between 0.757 inches and 0.800 inches

Terminal Length

Between 0.192 inches and 0.217 inches

Overall Width

0.750 inches

Body Length

Between 0.565 inches and 0.583 inches

Body Width

0.720 inches

Body Thickness

0.315 inches

Overall Thickness

0.345 inches

Terminal Diameter

Between 0.048 inches and 0.052 inches

Mode Of Oscillation

Fundamental

Load Capacitance In Picofarads

Between 27.5 and 28.5

Specified Frequency

6.97778 megahertz

Frequency Tolerance At Reference Tempurature In Percent

-0.004/+0.004

Controlled Reference Temp

75.0 degrees celsius

Operable Tempurature Range

-50.0/+85.0 degrees celsius

Center To Center Distance Between Terminals

0.476 mils and 0.496 centimeters

Frequency Tolerance For Operating Tempurature In Percent

-0.007/+0.007

Equivalent Resistance Value In Ohms

50.0

Test Data Document

81349-milc16836 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.).

FSC

5955 Oscillators And Piezoelectric Crystals

NIIN

002564537

NSN

5955002564537

Manufacturer Part Numbers

Part numbers registered to this national stock number.

Part Number

Cage

Status

MSDS

Part Number:

40163-6977-78KHZ

Cage Code:

81349

Status:

MSDS:

Part Number:

MILC16836

Cage Code:

81349

Status:

MSDS:

Part Number:

40163

Cage Code:

81349

Status:

MSDS:

Foreign Trade & Schedule B

What is a Schedule B number? Find more information at help.cbp.gov

Schedule B Number: 8541900000
NAICS: 334413
SITC: 77688
Description: Diode, transistor & similar semiconductor device parts
End Use (Code 21320):
Semiconductors

Q & A

Frequently asked questions for NSN 5955-00-256-4537

What are the manufacturers of nsn 5955002564537?

Military Specifications (81349)

Does this nsn 5955002564537 have a shelf life?
No. This NSN does not have an applicable shelf life.

What is the formal definition of nsn 5955002564537
An item which consists of a quartz crystal resonator(s), suitably mounted in a holder, quartz crystal.

Does nsn 5955002564537 contain any precious metals?
No precious metal content.

Does nsn 5955002564537 contain any hazardous materials?
No MSDS. No hazardous material.

What is the ESD classification of nsn 5955002564537?
No known electrostatic discharge.

Identification Group

Item Identification Guide (IIG) and Item Name Code (INC)

INC

FIIG

App. Key

Cond. Code

Status

INC:

00196

FIIG:

A059A0

App. Key:

Cond. Code:

Status:

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On Time Delivery
Certificate of Conformance
Quality Inspected Parts
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