PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

15990Test Unit Assy

Cessna Aircraft Co Arc Avionics Div · NSN 6625-00-373-1991 · FSC 6625 · No Item Name Available
Verified by PartsTable
NSN 6625-00-373-1991 — this item is cataloged by the U.S. Government under National Stock Number 6625-00-373-1991. Primary manufacturer part number: 15990.
Features
  • Test Unit Assy — FSC 6625
  • 1 verified cross-reference
  • Primary manufacturer: Cessna Aircraft Co Arc Avionics Div
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Test Unit Assy, cataloged under National Stock Number 6625-00-373-1991, is classified within Federal Supply Class 6625 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Cessna Aircraft Co Arc Avionics Div. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN6625-00-373-1991
Primary Part Number15990
Item NameTest Unit Assy
FSC / FSG6625 / 66 — No Item Name Available
ManufacturerCessna Aircraft Co Arc Avionics Div
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Shelf Life Code0
Criticality CodeG
Unit of IssueEA
SMR CodeY
Verified Substitutes 3
3455-00-131-6210455C-14 INTERCHANGEABLE
Cutter,milling,end
Brown & Sharpe, Inc. Div Precision Measuring Instruments, Tesa Usa
3010-01-188-859415990 INTERCHANGEABLE
Head,actuator,port
Moog Inc. Dba Ampac-Isp Corp
8145-01-628-609048-135247 INTERCHANGEABLE
Shipping and St
Star Cases Llc Dba Zero Manufacturing
Cross-Reference Index
Part NumberManufacturer
15990 Cessna Aircraft Co Arc Avionics Div (USA)
Related Parts
3455-00-131-6210INTERCHANGEABLE
CUTTER,MILLING,END
455C-14
3010-01-188-8594INTERCHANGEABLE
HEAD,ACTUATOR,PORT
15990
8145-01-628-6090INTERCHANGEABLE
SHIPPING AND ST
48-135247

Frequently Asked Questions

What is NSN 6625-00-373-1991?

NSN 6625-00-373-1991 is a Test Unit Assy, manufactured by Cessna Aircraft Co Arc Avionics Div, classified under FSC 6625 (No Item Name Available). Status: active.

What are the part numbers for NSN 6625-00-373-1991?

NSN 6625-00-373-1991 has 1 cross-referenced part number: 15990 (Cessna Aircraft Co Arc Avionics Div).

What NSN replaces 6625-00-373-1991?

There are 3 known substitutes for 6625-00-373-1991: 3455-00-131-6210, 3010-01-188-8594, 8145-01-628-6090. Verify interchangeability with system specifications before substitution.

What are the specifications of 15990?

Key specifications for 15990: End Item Identification: TEST EQIUPMENT; End Item Identification: TEST EQIUPMENT. 2 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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