PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

7922664-00Generator,time Code

Microsemi Frequency and Time Corp · NSN 6645-01-601-0715 · FSC 6645 · No Item Name Available
Verified by PartsTable
NSN 6645-01-601-0715 — this item is cataloged by the U.S. Government under National Stock Number 6645-01-601-0715. Primary manufacturer part number: 7922664-00.
Features
  • Generator,time Code — FSC 6645
  • 4 verified cross-references
  • Primary manufacturer: Microsemi Frequency and Time Corp
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Generator,time Code, cataloged under National Stock Number 6645-01-601-0715, is classified within Federal Supply Class 6645 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Microsemi Frequency and Time Corp. This item has 4 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN6645-01-601-0715
Primary Part Number7922664-00
Item NameGenerator,time Code
FSC / FSG6645 / 66 — No Item Name Available
ManufacturerMicrosemi Frequency and Time Corp
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
6645-01-618-10611520R-S250-OCXO INTERCHANGEABLE
Clock Movement,electric
Lockheed Martin Corp Dba Lockheed Martin Div Mst - Eagan
Cross-Reference Index
Part NumberManufacturer
7922664-01 Lockheed Martin Corp Dba Lockheed Martin Div Mst - Eagan (USA)
7922664-00 PRIMARY Microsemi Frequency and Time Corp (USA)
1520R-S250-OCXO PRIMARY Microsemi Frequency and Time Corp (USA)
7922664-00 PRIMARY Lockheed Martin Corp Dba Lockheed Martin Div Mst - Eagan (USA)
Related Parts
6645-01-618-1061INTERCHANGEABLE
CLOCK MOVEMENT,ELECTRIC
1520R-S250-OCXO

Frequently Asked Questions

What is NSN 6645-01-601-0715?

NSN 6645-01-601-0715 is a Generator,time Code, manufactured by Microsemi Frequency and Time Corp, classified under FSC 6645 (No Item Name Available). Status: active.

What are the part numbers for NSN 6645-01-601-0715?

NSN 6645-01-601-0715 has 4 cross-referenced part numbers: 7922664-01 (Lockheed Martin Corp Dba Lockheed Martin Div Mst - Eagan), 7922664-00 (Microsemi Frequency and Time Corp), 1520R-S250-OCXO (Microsemi Frequency and Time Corp), 7922664-00 (Lockheed Martin Corp Dba Lockheed Martin Div Mst - Eagan).

What NSN replaces 6645-01-601-0715?

There is 1 known substitute for 6645-01-601-0715: 6645-01-618-1061. Verify interchangeability with system specifications before substitution.

What are the specifications of 7922664-00?

Key specifications for 7922664-00: Part Name Assigned by Controlling Agency: SERVER,NETWORKTIME,IRIG,WITHOVENIZEDCRYSTALOSCILLATOR. 1 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com