5AS

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Federal Supply Group

Electrical and Electronic Equipment Components

Federal Supply Classification

5955 Oscillators and Piezoelectric Crystals

National Stock Number

5955-00-078-4774

Item Name Code

00196

Assigment Date

01/01/1963 (63 years ago)

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

0.725 inches maximum body width, 0.775 inches maximum body length, 0.757 inches maximum overall width, 0.998 inches minimum and 1.023 inches maximum overall length, 0.223 inches minimum and 0.248 inches maximum terminal length

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Overall Length: 0.998 inches minimum and 1.023 inches maximum
Terminal Length: 0.223 inches minimum and 0.248 inches maximum
Overall Width: 0.757 inches maximum
Body Length: 0.775 inches maximum
Body Width: 0.725 inches maximum
Body Thickness: 0.317 inches maximum
Overall Thickness: 0.352 inches maximum
Terminal Diameter: 0.048 inches minimum and 0.052 inches maximum
Specified Frequency: 57.120 kilohertz
Center To Center Distance Between Terminals: 0.478 inches minimum and 0.494 inches maximum
Style Designator: oval body, pin terminals

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5955-00-071-6944	No Name Available	09/01/1991
5955-00-911-6175	No Name Available	05/18/1970

Related Parts

This NSN group includes multiple components designed to meet specific performance and operational standards. Each listing provides detailed specs, functionality data, and replacement compatibility information:

Part Number	Name
2001-57-120KC	Quartz Crystal Unit
5AS	Quartz Crystal Unit
SM-C-357608-7	Quartz Crystal Unit
XL10004-5AS6	Quartz Crystal Unit

FAQs

Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.

What is the FSCG of the NSN 5955-00-078-4774?

The FSCG of the NSN 5955-00-078-4774 is 5955

Does the NSN 5955-00-078-4774 have a Schedule B code assigned?

Yes, the Schedule B code is 8541900000

Does NSN 5955-00-078-4774 require demilitarization?

"commerce control list items (ccli) - mut to the point of scrap required outside the united states. Inside the united states, mut is required when the demil integrity code (ic) is "3" and mut is not required when the demic is "6" (note 8)"

Does NSN 5955-00-078-4774 contain precious materials?

Item does not contain precious metal.

Does NSN 5955-00-078-4774 contain hazardous materials?

Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.

When the NSN 5955-00-078-4774 was assigned to the Federal Catalog?

It was assigned 63 years ago, on Tue, Jan 1, 1963