Product Details | FREQUENCY STANDARD

6625-01-579-6357 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.

Part Alternates: MILHDBK300PME, 8040C, 15230104, 15230-104, 6625-01-579-6357, 01-579-6357, 6625015796357, 015796357, 200625819

Instruments and Laboratory Equipment | Electrical and Electronic Properties Measuring and Testing Instruments

Supply Group (FSG) NSN Assign. NIIN
66 18 NOV 2009 01-579-6357

Demand History | NSN 6625-01-579-6357

Part Number Request Date QTY Origin
15230104 2025-11-322 2 United States
6625-01-579-6357 2019-09-252 1 US
6625-01-579-6357 2013-05-130 1 US
15230104 2012-12-346 2 United States

Cross Reference | NSN 6625-01-579-6357

Part Number Cage Code Manufacturer
15230-104 1B0C5 MICROSEMI FREQUENCY AND TIME CORPORATION
200625819 98752 WARNER ROBINS AIR LOGISTICS CENTER
8040C 06SC5 SYMMETRICOM INC.
MIL-HDBK-300(PME) 1HBK1 MIL-HDBK-300 HQ AFMC-LGIS

Request a Quote

What Our Customers Say

Compare

NSNs for Compare ( up to 4 ): Add 6625-01-579-6357

Technical Data | NSN 6625-01-579-6357

Characteristic Specifications
ENTRY DATE 09-11-12
FREQUENCY RANGE RATING +1.000/+10.000 MEGAHERTZ
MOUNTING METHOD RACK
FUNCTIONAL CLASSIFICATION AA-10.6
AC VOLTAGE RATING 90.0 VOLTS MINIMUM AND 240.0 VOLTS MAXIMUM
OVERALL DEPTH 12.000 INCHES NOMINAL
FUNCTIONAL DESCRIPTION STABLE REFERENCE FOR MAKING ACCURATE FREQUENCY MEASUREMENTS
FREQUENCY RATING 47.0 HERTZ MINIMUM AND 63.0 HERTZ MAXIMUM
OVERALL HEIGHT 1.750 INCHES NOMINAL
PART NAME ASSIGNED BY CONTROLLING AGENCY RUBIDIUM FREQUENCT STANDARD
UNPACKAGED UNIT WEIGHT 6.000 POUNDS
INPUT IMPEDANCE RATING 50.0 OHMS NOMINAL
SPECIAL FEATURES 6 OUTPUT LOW PHASE NOISE SINEWAVE; 1VRMS AMPLITUDE; RS-232-C (DTE CONF); BNC OUTPUT CONNECTORS
PHASE SINGLE
OVERALL WIDTH 19.000 INCHES NOMINAL
RECORDING DEVICE ACCOMMODATION NOT PROVIDED

Restrictions/Controls & Freight Information | NSN 6625-01-579-6357

Category Code Description
Shelf-Life Code:0Nondeteriorative
Hazardous Material Indicator CodePThere is no information in the HMIS; however, the NSN is in an FSC in Table II of Federal Standard 313 and an MSDS may be required by the user. The requirement for an MSDS is dependent on a hazard determination of the supplier or the intended end use of the product
Demilitarization Code:QStrategic List Item (SLI). Demilitarization not required. SLI are non-MLI(Munitions List Items) controlled by the U.S. Dept. of Commerce through the Export Administration Regulations (EAR) and indicated on the Commerce Control List (CCL). Each CCL entry is preceded by a four-digit Export Control Commerce Control List Item (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 DEMIL IC is “6.”
Controlled Inventory Item Code:UUNCLASSIFIED
Electro-static Discharge Susceptible:ANo known Electrostatic Discharge (ESD) or Electromagnetic Interference (EMI) sensitivity
Precious Metals Indicator Code:AItem does not contain precious metal
Criticality Code:X The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Automatic Data Processing Equipment:0Represents items with no ADP components. NOTE: Codes 1 through 6 are only to be used when the item is Automatic Data Processing Equipment (ADPE) in its entirety and is limited to the type meeting only one of the definitions for codes 1 through 6. (See code 9)
Category Code Description
NMF Description 061700 ELEC APPLIANCES/INSTRUMENTS NOI
Less than car load rating P 77.5
Less than truck load rating J 100.2
Water commodity Code 738 unknown
Originating Activity Code TK HQ AFMC/GLSC 401 SCM/GUMB
Wright-Patterson AFB, OH 45433-5000
Air Dimension Code A Shipment is not a consolidation and does not exceed 72 inches in any dimension.
Air Commodity H Signal Corps supplies and equipment, including radio equipment and supplies, communications equipment and supplies, electrical equipment and supplies, etc.
Air Special Handling Q Extremely fragile items including delicate instruments.
Special Handling Code 9 unknonwn
HAZMAT
Type of Cargo Z No special type of cargo code applicable

Management | NSN 6625-01-579-6357

Category Code Description
Materiel Management Aggregation CodeKVTG:AUTOMATIC TEST EQUIPMENT (ATE)
Price ValidationN The current standard price in Catalog Management Data (CMD) has not analyzed or coded for LP/LM.
  • The price has not been analyzed or reviewed for accuracy.
  • ZOP or Standard price challenges are permissible, but must be supported with adequate justification. However, if coded for Local Purchase (LP) or Fabrication/Manufacture as indicated with an (LM) Acquisition Advice Code of ?L? or?F?,the case must be evaluated locally where purchased or fabricated.
Fund CodeSFStock fund applicable to items managed for the Air Force by the respective Inventory Control Point.
Source of SupplyFLZWarner Robins Air Logistics Center
Robins AFB, GA 31098-5609
AgencyDFDepartment of the Air Force
Service OrganizationLLead Service - 22 (Repairable)
ReparabilityTAF Recoverable Assembly Management System (AFRAMS)
Acquisition Advice CodesCSERVICE/AGENCY-MANAGED (Service/Agency use only.) # Issue, transfer, or shipment is not subject to specialized controls other than those imposed by individual Services supply policy. 1. The item is centrally managed, stocked, and issued. 2. Requisitions will be submitted in accordance with Service requisitioning procedures.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each