PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

SG-90/UPM-68Generator,pulse

Joint Electronics Type Designation System · NSN 6625-00-581-5982 · FSC 6625 · No Item Name Available
Verified by PartsTable
NSN 6625-00-581-5982 — this item is cataloged by the U.S. Government under National Stock Number 6625-00-581-5982. Primary manufacturer part number: SG-90/UPM-68.
Features
  • Generator,pulse — FSC 6625
  • Environmental Protection: ELECTRICALLY INSULATED
  • Pulse Duration Per Channel: 20.000 MICROSECONDS MAXIMUM INPUT CHANNEL US
  • Basic Shape Style: RECTANGULAR OR SQUARE
  • Polarity Per Channel: POSITIVE OUTPUT CHANNEL
  • Operating AC Frequency in Hertz: 400.0 MAXIMUM SINGLE VOLTAGE
  • Pulse Repetition Rate Per Channel: 6.000 KILOPULSES PER SECOND MAXIMUM OUTPUT CHANNEL
  • Average Life Measurement: NOT RATED
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Generator,pulse, cataloged under National Stock Number 6625-00-581-5982, is classified within Federal Supply Class 6625 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Joint Electronics Type Designation System. Government technical data includes 26 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. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN6625-00-581-5982
Primary Part NumberSG-90/UPM-68
Item NameGenerator,pulse
FSC / FSG6625 / 66 — No Item Name Available
ManufacturerJoint Electronics Type Designation System
StatusACTIVE
Environmental ProtectionELECTRICALLY INSULATED
Pulse Duration Per Channel20.000 MICROSECONDS MAXIMUM INPUT CHANNEL US
Basic Shape StyleRECTANGULAR OR SQUARE
Polarity Per ChannelPOSITIVE OUTPUT CHANNEL
Operating AC Frequency in Hertz400.0 MAXIMUM SINGLE VOLTAGE
Pulse Repetition Rate Per Channel6.000 KILOPULSES PER SECOND MAXIMUM OUTPUT CHANNEL
Average Life MeasurementNOT RATED
External AC Operating Voltage in Volts115.0 NOMINAL SINGLE VOLTAGE
Pulse Peak Amplitude Per Channel10.000 VOLTS OPERATING CHANNEL
Operating AC Frequency in Hertz50.0 MINIMUM SINGLE VOLTAGE
Pulse Repetition Rate Per Channel200.000 PULSES PER SECOND MINIMUM OUTPUT CHANNEL
Inclosure TypeENCASED
Polarity Per ChannelNEGATIVE OPERATING CHANNEL
Output Wave ShapeRECTANGULAR
Pulse Duration Per Channel200.000 NANOSECONDS MINIMUM INPUT CHANNEL NS
Impedance Rating Per Channel50.000 OHMS OPERATING CHANNEL
PhaseSINGLE
Circuit Construction TypeELECTRON TUBE
Installation DesignRACK
Signal Data Type Per ChannelOUTPUT CHANNEL PULSE
Environmental ProtectionELECTRICALLY INSULATED
Pulse Duration Per Channel20.000 MICROSECONDS MAXIMUM INPUT CHANNEL US
Basic Shape StyleRECTANGULAR OR SQUARE
Polarity Per ChannelPOSITIVE OUTPUT CHANNEL
Operating AC Frequency in Hertz400.0 MAXIMUM SINGLE VOLTAGE
Pulse Repetition Rate Per Channel6.000 KILOPULSES PER SECOND MAXIMUM OUTPUT CHANNEL
Lifecycle & Compliance
Acquisition StatusACTIVE
Successor5895-00-987-8617 (1023)
HAZMATNo
Verified Substitutes 6
5895-00-987-86171023 SUCCESSOR
Cover,electronic Communication E
Mohawk Industries, Inc Dba Lees Carpets Division
6625-01-062-8030989C553H02 SUCCESSOR
Meter,special Scale
Northrop Grumman Systems Corporation Dba Electronic Systems
5999-01-108-7755GC835JB20SL SUCCESSOR
Contact,electrical
Northrop Grumman Systems Corporation
5999-01-666-877510-2.3 SUCCESSOR
Shielding Gasket,electronic
Quell Corporation
6625-00-538-930028596 INTERCHANGEABLE
Ammeter
Raytheon Company Dba Raytheon
6625-01-124-5002 INTERCHANGEABLE
Test Set,electrical Power
Cross-Reference Index
Part NumberManufacturer
1023 Divco-Wayne Electronics Div of Divco-Wayne Corp (USA)
SG-90/UPM-68 PRIMARY Joint Electronics Type Designation System (USA)
Related Parts
SUCCESSOR 5895-00-987-8617 Cover,electronic Communication E · 1023
6625-01-062-8030SUCCESSOR
METER,SPECIAL SCALE
989C553H02
5999-01-108-7755SUCCESSOR
CONTACT,ELECTRICAL
GC835JB20SL
5999-01-666-8775SUCCESSOR
SHIELDING GASKET,ELECTRONIC
10-2.3
6625-00-538-9300INTERCHANGEABLE
AMMETER
28596
6625-01-124-5002INTERCHANGEABLE
TEST SET,ELECTRICAL POWER

Frequently Asked Questions

What is NSN 6625-00-581-5982?

NSN 6625-00-581-5982 is a Generator,pulse, manufactured by Joint Electronics Type Designation System, classified under FSC 6625 (No Item Name Available). Status: active.

What are the part numbers for NSN 6625-00-581-5982?

NSN 6625-00-581-5982 has 2 cross-referenced part numbers: 1023 (Divco-Wayne Electronics Div of Divco-Wayne Corp), SG-90/UPM-68 (Joint Electronics Type Designation System).

What NSN replaces 6625-00-581-5982?

There are 6 known substitutes for 6625-00-581-5982: 5895-00-987-8617, 6625-01-062-8030, 5999-01-108-7755 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of SG-90/UPM-68?

Key specifications for SG-90/UPM-68: Environmental Protection: ELECTRICALLY INSULATED; Pulse Duration Per Channel: 20.000 MICROSECONDS MAXIMUM INPUT CHANNEL US; Basic Shape Style: RECTANGULAR OR SQUARE; Polarity Per Channel: POSITIVE OUTPUT CHANNEL. 30 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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