PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

0222-401Modulator,pin

Undersea Sensor Systems Inc Div Ultra Sonobuoy Systems · NSN 6625-01-088-9721 · FSC 6625 · No Item Name Available
Verified by PartsTable
NSN 6625-01-088-9721 — this item is cataloged by the U.S. Government under National Stock Number 6625-01-088-9721. Primary manufacturer part number: 0222-401.
Features
  • Modulator,pin — FSC 6625
  • General Characteristics Item Description: ACCEPTS AN INPUT FROM A VOLTAGE-CONTROLLED OSCILLATOR; A RF DETECTOR DIODE IS SUPPLIED TO MONITOR THE LEVEL OF THE RF PRESENT AT THE OUTPUT OF THE ASSY; FREQUENCY OPER RANGE 962 TO 1213 MHZ; SIGNAL ATTENUATION RANGE 88 DB MINIMUM; THE DETECTOR IS COUPLED TO THE ASSY RF OUTPUT THROUGH A DIRECTIONAL COUPLER; OPER TEMP M40C TO P80C MHz
  • General Characteristics Item Description: ACCEPTS AN INPUT FROM A VOLTAGE-CONTROLLED OSCILLATOR; A RF DETECTOR DIODE IS SUPPLIED TO MONITOR THE LEVEL OF THE RF PRESENT AT THE OUTPUT OF THE ASSY; FREQUENCY OPER RANGE 962 TO 1213 MHZ; SIGNAL ATTENUATION RANGE 88 DB MINIMUM; THE DETECTOR IS COUPLED TO THE ASSY RF OUTPUT THROUGH A DIRECTIONAL COUPLER; OPER TEMP M40C TO P80C MHz
  • 2 verified cross-references
  • Primary manufacturer: Undersea Sensor Systems Inc Div Ultra Sonobuoy Systems
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Modulator,pin, cataloged under National Stock Number 6625-01-088-9721, is classified within Federal Supply Class 6625 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Undersea Sensor Systems Inc Div Ultra Sonobuoy Systems. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN6625-01-088-9721
Primary Part Number0222-401
Item NameModulator,pin
FSC / FSG6625 / 66 — No Item Name Available
ManufacturerUndersea Sensor Systems Inc Div Ultra Sonobuoy Systems
StatusACTIVE
General Characteristics Item DescriptionACCEPTS AN INPUT FROM A VOLTAGE-CONTROLLED OSCILLATOR; A RF DETECTOR DIODE IS SUPPLIED TO MONITOR THE LEVEL OF THE RF PRESENT AT THE OUTPUT OF THE ASSY; FREQUENCY OPER RANGE 962 TO 1213 MHZ; SIGNAL ATTENUATION RANGE 88 DB MINIMUM; THE DETECTOR IS COUPLED TO THE ASSY RF OUTPUT THROUGH A DIRECTIONAL COUPLER; OPER TEMP M40C TO P80C MHz
General Characteristics Item DescriptionACCEPTS AN INPUT FROM A VOLTAGE-CONTROLLED OSCILLATOR; A RF DETECTOR DIODE IS SUPPLIED TO MONITOR THE LEVEL OF THE RF PRESENT AT THE OUTPUT OF THE ASSY; FREQUENCY OPER RANGE 962 TO 1213 MHZ; SIGNAL ATTENUATION RANGE 88 DB MINIMUM; THE DETECTOR IS COUPLED TO THE ASSY RF OUTPUT THROUGH A DIRECTIONAL COUPLER; OPER TEMP M40C TO P80C MHz
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Shelf Life Code0
Criticality CodeN
Unit of IssueEA
SMR CodeJN
Weight0.5000 lbs
Cube0.0093 cu ft
Verified Substitutes 12
6625-00-058-0357ARX194-35 SUCCESSOR
Meter,electrical Frequency
Frontgrade Technologies Inc. Dba Frontgrade Technologies Inc.
Meter,multiple Scale
Meter,arbitrary Scale
Meter,arbitrary Scale
Meter,special Scale
Meter,special Scale
Meter,special Scale
6625-00-683-95427709299P10 SUCCESSOR
Meter,special Scale
Lockheed Martin Corporation Div Rms
6625-00-893-05062105897 SUCCESSOR
Voltmeter
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
6625-00-978-285160A54C133 SUCCESSOR
Meter,arbitrary Scale
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
Cross-Reference Index
Part NumberManufacturer
1539 General Microwave Corporation Div Kratos Microwave Electronics (USA)
0222-401 PRIMARY Undersea Sensor Systems Inc Div Ultra Sonobuoy Systems (USA)
Related Parts
6625-00-058-0357SUCCESSOR
METER,ELECTRICAL FREQUENCY
ARX194-35
6625-00-091-9953SUCCESSOR
METER,MULTIPLE SCALE
6625-00-255-1047SUCCESSOR
METER,ARBITRARY SCALE
6625-00-403-7350SUCCESSOR
METER,ARBITRARY SCALE
6625-00-403-7351SUCCESSOR
METER,SPECIAL SCALE
6625-00-472-7849SUCCESSOR
METER,SPECIAL SCALE
6625-00-472-7853SUCCESSOR
METER,SPECIAL SCALE
6625-00-683-9542SUCCESSOR
METER,SPECIAL SCALE
7709299P10
6625-00-893-0506SUCCESSOR
VOLTMETER
2105897
6625-00-978-2851SUCCESSOR
METER,ARBITRARY SCALE
60A54C133
6625-00-993-7749SUCCESSOR
AMMETER
1C2501-1
6625-01-057-5324SUCCESSOR
METER,AUDIO LEVEL

Frequently Asked Questions

What is NSN 6625-01-088-9721?

NSN 6625-01-088-9721 is a Modulator,pin, manufactured by Undersea Sensor Systems Inc Div Ultra Sonobuoy Systems, classified under FSC 6625 (No Item Name Available). Status: active.

What are the part numbers for NSN 6625-01-088-9721?

NSN 6625-01-088-9721 has 2 cross-referenced part numbers: 1539 (General Microwave Corporation Div Kratos Microwave Electronics), 0222-401 (Undersea Sensor Systems Inc Div Ultra Sonobuoy Systems).

What NSN replaces 6625-01-088-9721?

There are 12 known substitutes for 6625-01-088-9721: 6625-00-058-0357, 6625-00-091-9953, 6625-00-255-1047 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 0222-401?

Key specifications for 0222-401: General Characteristics Item Description: ACCEPTS AN INPUT FROM A VOLTAGE-CONTROLLED OSCILLATOR; A RF DETECTOR DIODE IS SUPPLIED TO MONITOR THE LEVEL OF THE RF PRESENT AT THE OUTPUT OF THE ASSY; FREQUENCY OPER RANGE 962 TO 1213 MHZ; SIGNAL ATTENUATION RANGE 88 DB MINIMUM; THE DETECTOR IS COUPLED TO THE ASSY RF OUTPUT THROUGH A DIRECTIONAL COUPLER; OPER TEMP M40C TO P80C MHz; General Characteristics Item Description: ACCEPTS AN INPUT FROM A VOLTAGE-CONTROLLED OSCILLATOR; A RF DETECTOR DIODE IS SUPPLIED TO MONITOR THE LEVEL OF THE RF PRESENT AT THE OUTPUT OF THE ASSY; FREQUENCY OPER RANGE 962 TO 1213 MHZ; SIGNAL ATTENUATION RANGE 88 DB MINIMUM; THE DETECTOR IS COUPLED TO THE ASSY RF OUTPUT THROUGH A DIRECTIONAL COUPLER; OPER TEMP M40C TO P80C MHz. 2 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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