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Frequency Standard NSN 6625-01-554-3659

Item Description

An item that can generate a fundamental frequency with a high degree of accuracy. Harmonics of this fundamental are then used as a reference point for checking throughout the radio spectrum. The standard may be stable crystal oscillator, noncrystal oscillator, tuning fork, atomic beam, molecular beam, gas cell, quantum mechanical resonator, or the like.

NSN 6625-01-554-3659 NSN: 6625-01-554-3659

Features and Characteristics

Mounting Method
Bracket and cabinet
Recording Device Accommodation
Not provided
Part Name Assigned By Controlling Agency
Enhanced performance frequency standard
Special Features
High performance tube version of the 4310b model
Type/model Designation
4310b-ep
FSC
6625 Electrical And Electronic Properties Measuring And Testing Instruments
NIIN
015543659
NSN
6625015543659

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
14534-103
Cage Code:
1B0C5
Status:
A
MSDS:
Part Number:
4310BOPT103
Cage Code:
1B0C5
Status:
A
MSDS:

Foreign Trade & Schedule B

What is a Schedule B number? Find more information at help.cbp.gov
  • Schedule B Number: 9030908030
  • NAICS: 334515
  • SITC: 87479
  • Description: Parts and accessories of articles of schedule b subheading 9030.39
  • End Use (Code 21160):
    Measuring, testing, control instruments

Q & A

Frequently asked questions for NSN 6625-01-554-3659
What are the manufacturers of nsn 6625015543659?
Does this nsn 6625015543659 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 6625015543659
An item that can generate a fundamental frequency with a high degree of accuracy. harmonics of this fundamental are then used as a reference point for checking throughout the radio spectrum. the standard may be stable crystal oscillator, noncrystal oscillator, tuning fork, atomic beam, molecular beam, gas cell, quantum mechanical resonator, or the like.
Does nsn 6625015543659 contain any precious metals?
No precious metal content.
Does nsn 6625015543659 contain any hazardous materials?
No information in HMIRS. Hazardous material unknown.
What is the ESD classification of nsn 6625015543659?
No known electrostatic discharge.

Identification Group

Item Identification Guide (IIG) and Item Name Code (INC)
INC
FIIG
App. Key
Cond. Code
Status
INC:
42641
FIIG:
T263-R
App. Key:
RA
Cond. Code:
1
Status:
A

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