PartsTable TECHNICAL DATA SHEET

NSN 1620-00-409-4740Government record, cited

Arm, Steering Link1620-00-409-4740

NSN 1620-00-409-4740 · NIIN 004094740 · Part number C5779-20

Tactair Fluid Controls Inc · FSC 1620 — Aircraft Landing Gear Components · FSG 16 — Aircraft Components and Accessories · CAGE 70236

Government record, cited

NSN 1620-00-409-4740 — this item is cataloged by the U.S. Government under National Stock Number 1620-00-409-4740. Manufacturer of record part number: C5779-20.

Also searched as 1620-00-409-4740 · 1620004094740 · NIIN 004094740 · 00-409-4740 · FSC 1620 Aircraft Landing Gear Components · CAGE 70236 · C5779-20

Nearby stock numbers ← 1620-00-409-4739 Piston, Landing Gear Strut · 1620-00-409-4741 Flag, Downlock Landi →

Features

Arm,steering Link — FSC 1620
1 manufacturer part number on file
Manufacturer of record: Tactair Fluid Controls Inc

Identification

NSN: 1620-00-409-4740
NIIN: 004094740
FSC: 1620 — Aircraft Landing Gear Components
FSG: 16 — Aircraft Components and Accessories
Primary part number: C5779-20
Manufacturer: Tactair Fluid Controls Inc

General Description

The Arm,steering Link, cataloged under National Stock Number 1620-00-409-4740, is classified within Federal Supply Class 1620 (Aircraft Landing Gear Components) of the Aircraft Components and Accessories group. The manufacturer of record is Tactair Fluid Controls Inc. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.

Catalog Facts

Item Name	Arm,steering Link
FSC / FSG	1620 — Aircraft Landing Gear Components (FSG 16)
Manufacturers	Tactair Fluid Controls Inc (CAGE 70236)

Technical Specifications

Parameter	Value
NSN	1620-00-409-4740
Primary Part Number	C5779-20
Item Name	Arm,steering Link
FSC / FSG	1620 / 16 — Aircraft Landing Gear Components
Manufacturer	Tactair Fluid Controls Inc
Status	ACTIVE

Lifecycle & Compliance

Acquisition Status	ACTIVE
DEMIL Code	DEMIL Q — CCL Item — Commerce Control List
Hazard	No hazard code in the DLA record (HMIC N)

Cross-Reference Index

Part Number	Manufacturer
C5779-20 PRIMARY	Tactair Fluid Controls Inc (USA)

Reference documents

Reference	Meaning
C5779-20	5/9 Secondary reference U.S. Government activity

No interchangeability data on file.

Other items in FSC 1620 — Aircraft Landing Gear Components

Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.

1620-00-491-0877

STRIKER,MICRO SWITCH

1620-00-491-0877

STRIKER,MICRO SWITCH

1620-00-699-0282

PISTON,CRANK AND LI

1620-00-718-6770

PISTON,FLOATING

1620-00-718-6770

PISTON,FLOATING

1620-00-736-1020

ROD,LATCH,SHORTENIN

1620-00-736-1020

ROD,LATCH,SHORTENIN

1620-00-756-9181

FITTING,STACK,TUBE

Frequently Asked Questions

What is NSN 1620-00-409-4740?

NSN 1620-00-409-4740 is a Arm,steering Link, manufactured by Tactair Fluid Controls Inc, classified under FSC 1620, Aircraft Landing Gear Components. Status: active.

What part numbers are listed for NSN 1620-00-409-4740?

NSN 1620-00-409-4740 has 1 manufacturer part number on file: C5779-20 (Tactair Fluid Controls Inc).

Is NSN 1620-00-409-4740 hazardous material?

No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.

What is the DEMIL code for NSN 1620-00-409-4740?

NSN 1620-00-409-4740 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.

Sources

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.

✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.

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