PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

DC503Plug-in Unit,electrical-Electron

Tektronix, Inc. · NSN 6625-00-530-2635 · FSC 6625 · No Item Name Available
Verified by PartsTable
NSN 6625-00-530-2635 — this item is cataloged by the U.S. Government under National Stock Number 6625-00-530-2635. Primary manufacturer part number: DC503.
Features
  • Plug-in Unit,electrical-Electron — FSC 6625
  • Relationship to Similar Equipment: 6625010963439
  • Functional Description: PROVIDES SIX MEASUREMENT FUNCTIONS-FREQUENCY,PERIOD,RATIO,TIME,TIME MANUAL,AND TOTALIZE; CAN BE POWERED BY ANY TM500 POWER MODULE
  • Functional Classification: AA-6.5
  • Entry Date: 80-09-01
  • Reference Data and Literature: T.O. 33A1-10-209-1; TEKTRONIX 070-1411-00
  • Unit Type: DIGITAL COUNTER
  • Relationship to Similar Equipment: 6625010963439
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Plug-in Unit,electrical-Electron, cataloged under National Stock Number 6625-00-530-2635, 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 12 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. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN6625-00-530-2635
Primary Part NumberDC503
Item NamePlug-in Unit,electrical-Electron
FSC / FSG6625 / 66 — No Item Name Available
ManufacturerTektronix, Inc.
StatusACTIVE
Relationship to Similar Equipment6625010963439
Functional DescriptionPROVIDES SIX MEASUREMENT FUNCTIONS-FREQUENCY,PERIOD,RATIO,TIME,TIME MANUAL,AND TOTALIZE; CAN BE POWERED BY ANY TM500 POWER MODULE
Functional ClassificationAA-6.5
Entry Date80-09-01
Reference Data and LiteratureT.O. 33A1-10-209-1; TEKTRONIX 070-1411-00
Unit TypeDIGITAL COUNTER
Relationship to Similar Equipment6625010963439
Functional DescriptionPROVIDES SIX MEASUREMENT FUNCTIONS-FREQUENCY,PERIOD,RATIO,TIME,TIME MANUAL,AND TOTALIZE; CAN BE POWERED BY ANY TM500 POWER MODULE
Functional ClassificationAA-6.5
Entry Date80-09-01
Reference Data and LiteratureT.O. 33A1-10-209-1; TEKTRONIX 070-1411-00
Unit TypeDIGITAL COUNTER
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Shelf Life Code0
Criticality CodeU
Unit of IssueEA
SMR CodeVU
Weight5.0000 lbs
Cube2.2685 cu ft
Verified Substitutes 5
5910-00-081-3356TGS47 INTERCHANGEABLE
Capacitor,fixed,ceramic Dielectr
Cera-Mite Corp
4810-00-672-415641-0165-1 INTERCHANGEABLE
Seat,valve
Grimes Aerospace Company
5845-01-084-7682DC-503 INTERCHANGEABLE
Counter,universal
Tektronix, Inc.
5340-01-534-2420CB100 INTERCHANGEABLE
Handle,manual Control
Click Bond Inc
5910-01-612-0530DC503 INTERCHANGEABLE
Capacitor,fixed,ceramic Dielectr
Grimes Aerospace Company
Cross-Reference Index
Part NumberManufacturer
410-1651 Nimikkeistokeskus Ncb Finland (FIN)
91399782 Thales Sa (FRA)
DC503 PRIMARY Tektronix, Inc. (USA)
Related Parts
5910-00-081-3356INTERCHANGEABLE
CAPACITOR,FIXED,CERAMIC DIELECTR
TGS47
4810-00-672-4156INTERCHANGEABLE
SEAT,VALVE
41-0165-1
5845-01-084-7682INTERCHANGEABLE
COUNTER,UNIVERSAL
DC-503
5340-01-534-2420INTERCHANGEABLE
HANDLE,MANUAL CONTROL
CB100
5910-01-612-0530INTERCHANGEABLE
CAPACITOR,FIXED,CERAMIC DIELECTR
DC503

Frequently Asked Questions

What is NSN 6625-00-530-2635?

NSN 6625-00-530-2635 is a Plug-in Unit,electrical-Electron, manufactured by Tektronix, Inc., classified under FSC 6625 (No Item Name Available). Status: active.

What are the part numbers for NSN 6625-00-530-2635?

NSN 6625-00-530-2635 has 3 cross-referenced part numbers: 410-1651 (Nimikkeistokeskus Ncb Finland), 91399782 (Thales Sa), DC503 (Tektronix, Inc.).

What NSN replaces 6625-00-530-2635?

There are 5 known substitutes for 6625-00-530-2635: 5910-00-081-3356, 4810-00-672-4156, 5845-01-084-7682 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of DC503?

Key specifications for DC503: Relationship to Similar Equipment: 6625010963439; Functional Description: PROVIDES SIX MEASUREMENT FUNCTIONS-FREQUENCY,PERIOD,RATIO,TIME,TIME MANUAL,AND TOTALIZE; CAN BE POWERED BY ANY TM500 POWER MODULE; Functional Classification: AA-6.5; Overall Length: 12.200 INCHES NOMINAL IN. 18 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