NSN 5820-01-421-7489, 5820014217489
CORRECTOR,TIME BASE

Federal Supply Classification: FSC 5820 - Radio and Television Communication Equipment, Except Airborne
National Item Identification Number: NIIN 014217489
Codification Country: United States
Item Name Code: INC 42257
Criticality: (X) This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Hazardous Material Indicator Code: (P) There is no information in the HMIRS; 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.

Availability: Readily Available Qualified Suppliers: We have 1 qualified suppliers

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DLMS^® Summary

National Stock Number 5820-01-421-7489

National Stock Number (NSN) 5820-01-421-7489, or NIIN 014217489, (corrector,time base) was assigned November 14, 1995 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.

There is only one manufacturer part number associated with this NSN. None of the associated part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by one supplier. Today, one supplier is listed as an Active supplier for this NSN. Of the active suppliers, only one supplier is deemed design controlled or valid supply parts. ISO Group has several sources of supply for this NSN.

This part number has not been procured by the US Government in over 5 years.

There has been very little demand for this national stock number. The demand for this NSN originated from less than 5 countries. Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Nov 02, 1999, this NSN's acquisition method was noted as: Not established. Not established.

This NSN is assigned to Item Name Code (INC) 42257. [AN ITEM DESIGNED TO CORRECT, RESTRUCTURE AND/OR ENHANCE VIDEO SYNCHRONIZATION OR TIMING SIGNALS. IT CORRECTS TIMING ERRORS IN A VIDEO SIGNAL CAUSED BY VIDEO TAPE RECORDING AND PLAY BACKS. IT CORRECTS VARIATION IN THE VIDEO SCAN RATE AND DEGRADATION OF THE SYNC PULSES CAUSED BY DISTORTIONS.]. This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. There is no information in the HMIRS; 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. NSN 5820014217489 does not contain precious metals.

This NSN is associated to Schedule B 8529906000: parts for apparatus of headings 8525 to 8528, nesoi. The Schedule B End Use is listed as telecommunications equipment. NAICS classification category 334419: other electronic component manufacturing.

This information was last updated on Aug 01, 2025.

Technical Characteristics

END ITEM IDENTIFICATION: (AGAV) EASTERN RANGE, COMMUNICATIONS/TIMING
SPECIAL FEATURES: (FEAT) THE CENTRAL TIMING SYSTEM RECEIVES, TRANSMITS AND PROCESSES HIGHLY ACCURATE AND DISCRETE TIMING AND FIRING SIGNALS TO ALL RANGE INSTRUMENTATION SITES AND RANGE USER AREAS, ACCURACY IS ASSURED BY CONTINOUS SYNCHRONIZATION WITH THE NAVAL OBSERVATORY AND THE GPS, MOST SIGNALS ARE BASED ON DC VOLTAGES WITH THE TIME AND COUNT DISPLAYED BY LED OR VIDEO PRESENTATION