PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

990-4Test Set,flight Control System

Safe Flight Instrument, Llc · NSN 4920-01-014-6746 · FSC 4920 · No Item Name Available
Verified by PartsTable
NSN 4920-01-014-6746 — this item is cataloged by the U.S. Government under National Stock Number 4920-01-014-6746. Primary manufacturer part number: 990-4.
Features
  • Test Set,flight Control System — FSC 4920
  • Test Type for Which Designed: LIFT FORCE
  • Enclosure Feature: MULTIPLE ITEM W/CARRYING CASE
  • Major Components: GAGE,POSITIONER
  • 1 verified cross-reference
  • Primary manufacturer: Safe Flight Instrument, Llc
Applications
  • Maintenance depot operations
  • Field repair and servicing
  • Vehicle maintenance facilities
General Description

The Test Set,flight Control System, cataloged under National Stock Number 4920-01-014-6746, is classified within Federal Supply Class 4920 (No Item Name Available) of the Maintenance and Repair Shop Equipment group. The primary manufacturer of record is Safe Flight Instrument, Llc. Government technical data includes 3 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4920-01-014-6746
Primary Part Number990-4
Item NameTest Set,flight Control System
FSC / FSG4920 / 49 — No Item Name Available
ManufacturerSafe Flight Instrument, Llc
StatusACTIVE
Test Type for Which DesignedLIFT FORCE
Enclosure FeatureMULTIPLE ITEM W/CARRYING CASE
Major ComponentsGAGE,POSITIONER
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5306-00-059-9573 INTERCHANGEABLE
Bolt,machine
1630-00-716-17319904A INTERCHANGEABLE
Valve,emergency Brake
Tactair Fluid Controls Inc
Cross-Reference Index
Part NumberManufacturer
990-4 PRIMARY Safe Flight Instrument, Llc (USA)
Related Parts
5306-00-059-9573INTERCHANGEABLE
BOLT,MACHINE
1630-00-716-1731INTERCHANGEABLE
VALVE,EMERGENCY BRAKE
9904A

Frequently Asked Questions

What is NSN 4920-01-014-6746?

NSN 4920-01-014-6746 is a Test Set,flight Control System, manufactured by Safe Flight Instrument, Llc, classified under FSC 4920 (No Item Name Available). Status: active.

What are the part numbers for NSN 4920-01-014-6746?

NSN 4920-01-014-6746 has 1 cross-referenced part number: 990-4 (Safe Flight Instrument, Llc).

What NSN replaces 4920-01-014-6746?

There are 2 known substitutes for 4920-01-014-6746: 5306-00-059-9573, 1630-00-716-1731. Verify interchangeability with system specifications before substitution.

What are the specifications of 990-4?

Key specifications for 990-4: Test Type for Which Designed: LIFT FORCE; Enclosure Feature: MULTIPLE ITEM W/CARRYING CASE; Major Components: GAGE,POSITIONER. 3 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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