PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

20550-2Manifold,fluid,aircraft

Triumph Actuation Systems - Valencia, Inc. Dba Triumph Actuation Systems - Valencia Inc Div Triumph Actuation Systems-Val · NSN 1630-01-378-4857 · FSC 1630 · No Item Name Available
Verified by PartsTable
NSN 1630-01-378-4857 — this item is cataloged by the U.S. Government under National Stock Number 1630-01-378-4857. Primary manufacturer part number: 20550-2.
Features
  • Manifold,fluid,aircraft — FSC 1630
  • 1 verified cross-reference
  • Primary manufacturer: Triumph Actuation Systems - Valencia, Inc. Dba Triumph Actuation Systems - Valencia Inc Div Triumph Actuation Systems-Val
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Manifold,fluid,aircraft, cataloged under National Stock Number 1630-01-378-4857, is classified within Federal Supply Class 1630 (No Item Name Available) of the Aircraft Components and Accessories group. The primary manufacturer of record is Triumph Actuation Systems - Valencia, Inc. Dba Triumph Actuation Systems - Valencia Inc Div Triumph Actuation Systems-Val. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN1630-01-378-4857
Primary Part Number20550-2
Item NameManifold,fluid,aircraft
FSC / FSG1630 / 16 — No Item Name Available
ManufacturerTriumph Actuation Systems - Valencia, Inc. Dba Triumph Actuation Systems - Valencia Inc Div Triumph Actuation Systems-Val
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
4310-00-589-384610043943-30 INTERCHANGEABLE
Plate,reed Valve
Us Army Aviation and Missile Command
5905-00-994-4880788C298H01 INTERCHANGEABLE
Resistor,variable,nonwire Wound,
Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp
5950-01-032-6164205502 INTERCHANGEABLE
Transformer,power
North Atlantic Industries, Inc. Dba North Atlantic Industries
5905-01-217-6960423268-2 INTERCHANGEABLE
Resistor,variable,wire Wound,pre
Naval Air Warfare Center Aircraft Division Joint Base Jbmdl
Cross-Reference Index
Part NumberManufacturer
20550-2 PRIMARY Triumph Actuation Systems - Valencia, Inc. Dba Triumph Actuation Systems - Valencia Inc Div Triumph Actuation Systems-Val (USA)
Related Parts
4310-00-589-3846INTERCHANGEABLE
PLATE,REED VALVE
10043943-30
5905-00-994-4880INTERCHANGEABLE
RESISTOR,VARIABLE,NONWIRE WOUND,
788C298H01
5950-01-032-6164INTERCHANGEABLE
TRANSFORMER,POWER
205502
5905-01-217-6960INTERCHANGEABLE
RESISTOR,VARIABLE,WIRE WOUND,PRE
423268-2

Frequently Asked Questions

What is NSN 1630-01-378-4857?

NSN 1630-01-378-4857 is a Manifold,fluid,aircraft, manufactured by Triumph Actuation Systems - Valencia, Inc. Dba Triumph Actuation Systems - Valencia Inc Div Triumph Actuation Systems-Val, classified under FSC 1630 (No Item Name Available). Status: active.

What are the part numbers for NSN 1630-01-378-4857?

NSN 1630-01-378-4857 has 1 cross-referenced part number: 20550-2 (Triumph Actuation Systems - Valencia, Inc. Dba Triumph Actuation Systems - Valencia Inc Div Triumph Actuation Systems-Val).

What NSN replaces 1630-01-378-4857?

There are 4 known substitutes for 1630-01-378-4857: 4310-00-589-3846, 5905-00-994-4880, 5950-01-032-6164 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 20550-2?

Key specifications for 20550-2: End Item Identification: WINGTIP/WINGLET INSTL. 1 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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