PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

7603Oscilloscope Mainframe

Tektronix, Inc. · NSN 6625-00-261-5127 · FSC 6625 · No Item Name Available
Verified by PartsTable
NSN 6625-00-261-5127 — this item is cataloged by the U.S. Government under National Stock Number 6625-00-261-5127. Primary manufacturer part number: 7603.
Features
  • Oscilloscope Mainframe — FSC 6625
  • Voltage Rating: 100.0 VOLTS NOMINAL AND 110.0 VOLTS NOMINAL AND 120.0 VOLTS NOMINAL AND 200.0 VOLTS NOMINAL AND 220.0 VOLTS NOMINAL AND 240.0 VOLTS NOMINAL
  • Mounting Method: TABLE
  • Camera Recording Device Accommodation: PROVIDED
  • Screen Size: 6.5 IN.,8X10 DIV(1.22 CM/DIV.) CM
  • Calibrated Screen Scale: NOT INCLUDED
  • Reference Data and Literature: TO 33A1-13-461-11
  • Trace Storage Tube: NOT INCLUDED
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Oscilloscope Mainframe, cataloged under National Stock Number 6625-00-261-5127, is classified within Federal Supply Class 6625 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Tektronix, Inc.. Government technical data includes 22 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 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
NSN6625-00-261-5127
Primary Part Number7603
Item NameOscilloscope Mainframe
FSC / FSG6625 / 66 — No Item Name Available
ManufacturerTektronix, Inc.
StatusACTIVE
Voltage Rating100.0 VOLTS NOMINAL AND 110.0 VOLTS NOMINAL AND 120.0 VOLTS NOMINAL AND 200.0 VOLTS NOMINAL AND 220.0 VOLTS NOMINAL AND 240.0 VOLTS NOMINAL
Mounting MethodTABLE
Camera Recording Device AccommodationPROVIDED
Screen Size6.5 IN.,8X10 DIV(1.22 CM/DIV.) CM
Calibrated Screen ScaleNOT INCLUDED
Reference Data and LiteratureTO 33A1-13-461-11
Trace Storage TubeNOT INCLUDED
Current TypeAC
Beam Quantity1
Frequency Rating50.0 HERTZ MINIMUM AND 400.0 HERTZ MAXIMUM
Accessory Components and Quantity20.0 IN.(2 PIN TO BNC) CABLE 1; CRT FILTER 1 IN
Direct Current Rating in Amps2.0
Voltage Rating100.0 VOLTS NOMINAL AND 110.0 VOLTS NOMINAL AND 120.0 VOLTS NOMINAL AND 200.0 VOLTS NOMINAL AND 220.0 VOLTS NOMINAL AND 240.0 VOLTS NOMINAL
Mounting MethodTABLE
Camera Recording Device AccommodationPROVIDED
Screen Size6.5 IN.,8X10 DIV(1.22 CM/DIV.) CM
Calibrated Screen ScaleNOT INCLUDED
Reference Data and LiteratureTO 33A1-13-461-11
Trace Storage TubeNOT INCLUDED
Current TypeAC
Beam Quantity1
Frequency Rating50.0 HERTZ MINIMUM AND 400.0 HERTZ MAXIMUM
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Shelf Life Code0
Criticality Code00
Unit of IssueEA
SMR CodeCH
Weight53.0000 lbs
Cube7.0324 cu ft
Verified Substitutes 12
Circuit Card Assembly
Circuit Card Assembly
5935-00-258-9896205-102 INTERCHANGEABLE
Jack,tip
Halsit Holdings Llc Div Halsit Holdings, Llc Dba Abbatron
5360-00-263-45657603 INTERCHANGEABLE
Spring,helical,compression
Te Connectivity Corporation
2825-00-388-69227603 INTERCHANGEABLE
Retainer,spring
Northrop Grumman Systems Corporation Div Marine Systems
5905-00-432-7650 INTERCHANGEABLE
Resistor,variable,wire Wound,pre
4310-00-446-33887603 INTERCHANGEABLE
Ring,piston
Kaydon Ring & Seal Inc Dba Skf Precision Technologies
5360-00-526-16507603 INTERCHANGEABLE
Spring,helical,extension
Telemechanics Inc
5310-00-550-1469 INTERCHANGEABLE
Nut,plain,hexagon
3110-00-554-3355 INTERCHANGEABLE
Bearing,ball,annular
Cross-Reference Index
Part NumberManufacturer
7603 PRIMARY Tektronix, Inc. (USA)
401-3504 Nimikkeistokeskus Ncb Finland (FIN)
B78217 Mbda Uk Ltd (GBR)
Related Parts
5998-01-097-1317SUCCESSOR
CIRCUIT CARD ASSEMBLY
5998-01-128-7698SUCCESSOR
CIRCUIT CARD ASSEMBLY
5935-00-258-9896INTERCHANGEABLE
JACK,TIP
205-102
5360-00-263-4565INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
7603
2825-00-388-6922INTERCHANGEABLE
RETAINER,SPRING
7603
5905-00-432-7650INTERCHANGEABLE
RESISTOR,VARIABLE,WIRE WOUND,PRE
4310-00-446-3388INTERCHANGEABLE
RING,PISTON
7603
5360-00-526-1650INTERCHANGEABLE
SPRING,HELICAL,EXTENSION
7603
5310-00-550-1469INTERCHANGEABLE
NUT,PLAIN,HEXAGON
3110-00-554-3355INTERCHANGEABLE
BEARING,BALL,ANNULAR
5330-00-559-2708INTERCHANGEABLE
SEAL,PLAIN ENCASED
3030-01-043-6749INTERCHANGEABLE
BELT,V
13605

Frequently Asked Questions

What is NSN 6625-00-261-5127?

NSN 6625-00-261-5127 is a Oscilloscope Mainframe, manufactured by Tektronix, Inc., classified under FSC 6625 (No Item Name Available). Status: active.

What are the part numbers for NSN 6625-00-261-5127?

NSN 6625-00-261-5127 has 3 cross-referenced part numbers: 7603 (Tektronix, Inc.), 401-3504 (Nimikkeistokeskus Ncb Finland), B78217 (Mbda Uk Ltd).

What NSN replaces 6625-00-261-5127?

There are 12 known substitutes for 6625-00-261-5127: 5998-01-097-1317, 5998-01-128-7698, 5935-00-258-9896 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 7603?

Key specifications for 7603: Voltage Rating: 100.0 VOLTS NOMINAL AND 110.0 VOLTS NOMINAL AND 120.0 VOLTS NOMINAL AND 200.0 VOLTS NOMINAL AND 220.0 VOLTS NOMINAL AND 240.0 VOLTS NOMINAL; Overall Width: 11.400 INCHES NOMINAL IN; Overall Height: 8.700 INCHES NOMINAL IN; Mounting Method: TABLE. 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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