PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

8520Test Set Subassembly,electrical

L3harris Technologies, Inc. Dba Harris Corporation · NSN 6625-00-951-2451 · FSC 6625 · No Item Name Available
Verified by PartsTable
NSN 6625-00-951-2451 — this item is cataloged by the U.S. Government under National Stock Number 6625-00-951-2451. Primary manufacturer part number: 8520.
Features
  • Test Set Subassembly,electrical — FSC 6625
  • Criticality Code Justification: FEAT
  • Criticality Code Justification: FEAT
  • 2 verified cross-references
  • Primary manufacturer: L3harris Technologies, Inc. Dba Harris Corporation
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Test Set Subassembly,electrical, cataloged under National Stock Number 6625-00-951-2451, is classified within Federal Supply Class 6625 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is L3harris Technologies, Inc. Dba Harris Corporation. 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. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN6625-00-951-2451
Primary Part Number8520
Item NameTest Set Subassembly,electrical
FSC / FSG6625 / 66 — No Item Name Available
ManufacturerL3harris Technologies, Inc. Dba Harris Corporation
StatusACTIVE
Criticality Code JustificationFEAT
Criticality Code JustificationFEAT
Lifecycle & Compliance
Acquisition StatusACTIVE
Successor6145-00-164-7027
HAZMATNo
Shelf Life Code0
Criticality CodeN
Unit of IssueEA
SMR CodeJN
Verified Substitutes 6
Wire,electrical
5999-00-252-7864719442-1 SUCCESSOR
Shielding Gasket,electronic
Raytheon Company Dba Raytheon
Wire,electrical
Shielding Gasket,electronic
Shielding Gasket,electronic
Shielding Gasket,electronic
Cross-Reference Index
Part NumberManufacturer
8520 L3harris Technologies, Inc. Dba Harris Corporation (USA)
8520 Itt Industries Inc Itt Aerospace Communications Div East (USA)
Related Parts
SUCCESSOR 6145-00-164-7027 Wire,electrical
5999-00-252-7864SUCCESSOR
SHIELDING GASKET,ELECTRONIC
719442-1
6145-00-806-9140SUCCESSOR
WIRE,ELECTRICAL
5999-01-049-1505SUCCESSOR
SHIELDING GASKET,ELECTRONIC
5999-01-049-1507SUCCESSOR
SHIELDING GASKET,ELECTRONIC
5999-01-049-1508SUCCESSOR
SHIELDING GASKET,ELECTRONIC

Frequently Asked Questions

What is NSN 6625-00-951-2451?

NSN 6625-00-951-2451 is a Test Set Subassembly,electrical, manufactured by L3harris Technologies, Inc. Dba Harris Corporation, classified under FSC 6625 (No Item Name Available). Status: active.

What are the part numbers for NSN 6625-00-951-2451?

NSN 6625-00-951-2451 has 2 cross-referenced part numbers: 8520 (L3harris Technologies, Inc. Dba Harris Corporation), 8520 (Itt Industries Inc Itt Aerospace Communications Div East).

What NSN replaces 6625-00-951-2451?

There are 6 known substitutes for 6625-00-951-2451: 6145-00-164-7027, 5999-00-252-7864, 6145-00-806-9140 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 8520?

Key specifications for 8520: Criticality Code Justification: FEAT; Special Features: WEAPON SYSTEM ESSENTIAL; Part Name Assigned by Controlling Agency: MODULE SUBASSEMBLY; End Item Identification: NSN 6625-00-790-2017 TEST SET,ELECTRONIC CIRCUIT; C-135 ACFT. 8 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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