PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

550-023Plug,expansion

Curtiss-Wright Flow Control Service, Llc Dba Engineered Arresting Systems - Esco Div Cw Flow Control Svc Llc Dba · NSN 5340-01-498-9416 · FSC 5340 · No Item Name Available
Verified by PartsTable
NSN 5340-01-498-9416 — this item is cataloged by the U.S. Government under National Stock Number 5340-01-498-9416. Primary manufacturer part number: 550-023.
Features
  • Plug,expansion — FSC 5340
  • 3 verified cross-references
  • Primary manufacturer: Curtiss-Wright Flow Control Service, Llc Dba Engineered Arresting Systems - Esco Div Cw Flow Control Svc Llc Dba
Applications
  • General assembly and fastening
  • Structural repair and reinforcement
  • Facility maintenance hardware
General Description

The Plug,expansion, cataloged under National Stock Number 5340-01-498-9416, is classified within Federal Supply Class 5340 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Curtiss-Wright Flow Control Service, Llc Dba Engineered Arresting Systems - Esco Div Cw Flow Control Svc Llc Dba. This item has 3 commercial cross-references from 2 manufacturers, 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
NSN5340-01-498-9416
Primary Part Number550-023
Item NamePlug,expansion
FSC / FSG5340 / 53 — No Item Name Available
ManufacturerCurtiss-Wright Flow Control Service, Llc Dba Engineered Arresting Systems - Esco Div Cw Flow Control Svc Llc Dba
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
4220-01-237-3254550-023 INTERCHANGEABLE
Seat Assembly
Kirby Morgan Dive Systems Inc
5410-01-463-987055-0023 INTERCHANGEABLE
Panel,building,prefabricated
Clamshell Structures, Inc
Cross-Reference Index
Part NumberManufacturer
P23S Curtiss-Wright Flow Control Service, Llc Dba Engineered Arresting Systems - Esco Div Cw Flow Control Svc Llc Dba (USA)
550-023 PRIMARY Curtiss-Wright Flow Control Service, Llc Dba Engineered Arresting Systems - Esco Div Cw Flow Control Svc Llc Dba (USA)
P23S Marshall of Cambridge Aerospace Limited (GBR)
Related Parts
4220-01-237-3254INTERCHANGEABLE
SEAT ASSEMBLY
550-023
5410-01-463-9870INTERCHANGEABLE
PANEL,BUILDING,PREFABRICATED
55-0023

Frequently Asked Questions

What is NSN 5340-01-498-9416?

NSN 5340-01-498-9416 is a Plug,expansion, manufactured by Curtiss-Wright Flow Control Service, Llc Dba Engineered Arresting Systems - Esco Div Cw Flow Control Svc Llc Dba, classified under FSC 5340 (No Item Name Available). Status: active.

What are the part numbers for NSN 5340-01-498-9416?

NSN 5340-01-498-9416 has 3 cross-referenced part numbers: P23S (Curtiss-Wright Flow Control Service, Llc Dba Engineered Arresting Systems - Esco Div Cw Flow Control Svc Llc Dba), 550-023 (Curtiss-Wright Flow Control Service, Llc Dba Engineered Arresting Systems - Esco Div Cw Flow Control Svc Llc Dba), P23S (Marshall of Cambridge Aerospace Limited).

What NSN replaces 5340-01-498-9416?

There are 2 known substitutes for 5340-01-498-9416: 4220-01-237-3254, 5410-01-463-9870. Verify interchangeability with system specifications before substitution.

What are the specifications of 550-023?

Key specifications for 550-023: Special Features: NEXT HIGHER ASSEMBLY, PART NUMBER 52D7764, FRONT AXLE; End Item Identification: PIV TRAILER, ENGINEERED ARRESTING SYSTEMS CORP.. 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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