PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

391ATest Set,semiconductor Device

L3harris Technologies, Inc. Dba Harris Corp Div Antenna Products · NSN 6625-00-103-2679 · FSC 6625 · No Item Name Available
Verified by PartsTable
NSN 6625-00-103-2679 — this item is cataloged by the U.S. Government under National Stock Number 6625-00-103-2679. Primary manufacturer part number: 391A.
Features
  • Test Set,semiconductor Device — FSC 6625
  • Enclosure Feature: SINGLE ITEM W/HOUSING
  • Material: ALUMINUM HOUSING
  • Test Type for Which Designed: IN CIRCUIT TEST OF NOISE FIGURE,TESTS FOR MATCH PAIR SELECTION
  • Height: 3.250 INCHES NOMINAL IN
  • Surface Treatment: ENAMEL
  • Electrical Power Source Relationship: SELF-CONTAINED
  • Width: 6.500 INCHES NOMINAL IN
Applications
  • Applications requiring Aluminum Housing construction
General Description

The Test Set,semiconductor Device, cataloged under National Stock Number 6625-00-103-2679, 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 Corp Div Antenna Products. Government technical data includes 16 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN6625-00-103-2679
Primary Part Number391A
Item NameTest Set,semiconductor Device
FSC / FSG6625 / 66 — No Item Name Available
ManufacturerL3harris Technologies, Inc. Dba Harris Corp Div Antenna Products
StatusACTIVE
Enclosure FeatureSINGLE ITEM W/HOUSING
MaterialALUMINUM HOUSING
Test Type for Which DesignedIN CIRCUIT TEST OF NOISE FIGURE,TESTS FOR MATCH PAIR SELECTION
Height3.250 INCHES NOMINAL IN
Surface TreatmentENAMEL
Electrical Power Source RelationshipSELF-CONTAINED
Width6.500 INCHES NOMINAL IN
Length6.250 INCHES NOMINAL IN
Enclosure FeatureSINGLE ITEM W/HOUSING
MaterialALUMINUM HOUSING
Test Type for Which DesignedIN CIRCUIT TEST OF NOISE FIGURE,TESTS FOR MATCH PAIR SELECTION
Height3.250 INCHES NOMINAL IN
Surface TreatmentENAMEL
Electrical Power Source RelationshipSELF-CONTAINED
Width6.500 INCHES NOMINAL IN
Length6.250 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Shelf Life Code0
Criticality Code00
Unit of IssueEA
SMR CodeVD
Weight2.5400 lbs
Cube0.0514 cu ft
Verified Substitutes 11
5815-00-021-4603 INTERCHANGEABLE
Bar,locking,teletypewriter
3835-00-223-9080 INTERCHANGEABLE
Shoe,well Pipe and Casing
6680-00-421-7404391A INTERCHANGEABLE
Transmitter,liquid Quantity
Stewart-Warner Corporation
5820-00-498-0730391A INTERCHANGEABLE
Panel
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
5985-01-005-50822995272 INTERCHANGEABLE
Waveguide Assembly
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
5120-01-140-6343391A INTERCHANGEABLE
Multiplier,torque Wrench
Hydratight Operations Inc
6515-01-243-0540391.10 INTERCHANGEABLE
Passer,wire,bone Fixation
Depuy Synthes Sales Inc Dba Depuy Synthes Trauma Div Depuy Synthes Sales, Inc., D/b/a Depuy Synthes Trauma
4320-01-278-563439110 INTERCHANGEABLE
Piston,pump
Leroi International Inc Dba Compair Leroi
6130-01-312-842939-110 INTERCHANGEABLE
Charger,battery
Applied Power Inc Power Packer
4940-01-336-4805 INTERCHANGEABLE
Cleaning Gun,pneumatic
Cross-Reference Index
Part NumberManufacturer
391A PRIMARY L3harris Technologies, Inc. Dba Harris Corp Div Antenna Products (USA)
39110 L3harris Technologies, Inc. Dba Harris Corp Div Antenna Products (USA)
039110 L3harris Technologies, Inc. Dba Harris Corp Div Antenna Products (USA)
Related Parts
5815-00-021-4603INTERCHANGEABLE
BAR,LOCKING,TELETYPEWRITER
3835-00-223-9080INTERCHANGEABLE
SHOE,WELL PIPE AND CASING
6680-00-421-7404INTERCHANGEABLE
TRANSMITTER,LIQUID QUANTITY
391A
5820-00-498-0730INTERCHANGEABLE
PANEL
391A
5985-01-005-5082INTERCHANGEABLE
WAVEGUIDE ASSEMBLY
2995272
5120-01-140-6343INTERCHANGEABLE
MULTIPLIER,TORQUE WRENCH
391A
6515-01-243-0540INTERCHANGEABLE
PASSER,WIRE,BONE FIXATION
391.10
4320-01-278-5634INTERCHANGEABLE
PISTON,PUMP
39110
6130-01-312-8429INTERCHANGEABLE
CHARGER,BATTERY
39-110
4940-01-336-4805INTERCHANGEABLE
CLEANING GUN,PNEUMATIC
5120-01-580-7888INTERCHANGEABLE
SOCKET,SOCKET WRENCH

Frequently Asked Questions

What is NSN 6625-00-103-2679?

NSN 6625-00-103-2679 is a Test Set,semiconductor Device, manufactured by L3harris Technologies, Inc. Dba Harris Corp Div Antenna Products, classified under FSC 6625 (No Item Name Available). Status: active.

What are the part numbers for NSN 6625-00-103-2679?

NSN 6625-00-103-2679 has 3 cross-referenced part numbers: 391A (L3harris Technologies, Inc. Dba Harris Corp Div Antenna Products), 39110 (L3harris Technologies, Inc. Dba Harris Corp Div Antenna Products), 039110 (L3harris Technologies, Inc. Dba Harris Corp Div Antenna Products).

What NSN replaces 6625-00-103-2679?

There are 11 known substitutes for 6625-00-103-2679: 5815-00-021-4603, 3835-00-223-9080, 6680-00-421-7404 and 8 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 391A?

Key specifications for 391A: Enclosure Feature: SINGLE ITEM W/HOUSING; Material: ALUMINUM HOUSING; Test Type for Which Designed: IN CIRCUIT TEST OF NOISE FIGURE,TESTS FOR MATCH PAIR SELECTION; Height: 3.250 INCHES NOMINAL IN. 16 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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