PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

101422-420-49Expander,tube

Phi · NSN 3456-01-329-5270 · FSC 3456 · No Item Name Available
Verified by PartsTable
NSN 3456-01-329-5270 — this item is cataloged by the U.S. Government under National Stock Number 3456-01-329-5270. Primary manufacturer part number: 101422-420-49.
Features
  • Expander,tube — FSC 3456
  • Reversibility: REVERSIBLE
  • Tube Minimum Inside Diameter Accommodated: 0.250 INCHES IN
  • Guard Ring: INCLUDED
  • Design Type: PLAIN
  • 2 verified cross-references
  • Primary manufacturer: Phi
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
General Description

The Expander,tube, cataloged under National Stock Number 3456-01-329-5270, is classified within Federal Supply Class 3456 (No Item Name Available) of the Metalworking Machinery (continued) group. The primary manufacturer of record is Phi. Government technical data includes 4 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3456-01-329-5270
Primary Part Number101422-420-49
Item NameExpander,tube
FSC / FSG3456 / 34 — No Item Name Available
ManufacturerPhi
StatusACTIVE
ReversibilityREVERSIBLE
Tube Minimum Inside Diameter Accommodated0.250 INCHES IN
Guard RingINCLUDED
Design TypePLAIN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
5840-00-411-3551 INTERCHANGEABLE
Indicator,elevation
2815-00-854-324321689200 INTERCHANGEABLE
Ring,piston
Cummins Inc.
5950-00-936-3905 INTERCHANGEABLE
Reactor
5950-01-088-8326677-0401-030 INTERCHANGEABLE
Transformer,audio Frequency
Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems
5962-01-178-692242035 INTERCHANGEABLE
Microcircuit,digital
Raytheon Company Div Rmd Strategic
Cross-Reference Index
Part NumberManufacturer
420-35 Phi (USA)
101422-420-49 PRIMARY Phi (USA)
Related Parts
5840-00-411-3551INTERCHANGEABLE
INDICATOR,ELEVATION
2815-00-854-3243INTERCHANGEABLE
RING,PISTON
21689200
5950-00-936-3905INTERCHANGEABLE
REACTOR
5950-01-088-8326INTERCHANGEABLE
TRANSFORMER,AUDIO FREQUENCY
677-0401-030
5962-01-178-6922INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
42035

Frequently Asked Questions

What is NSN 3456-01-329-5270?

NSN 3456-01-329-5270 is a Expander,tube, manufactured by Phi, classified under FSC 3456 (No Item Name Available). Status: active.

What are the part numbers for NSN 3456-01-329-5270?

NSN 3456-01-329-5270 has 2 cross-referenced part numbers: 420-35 (Phi), 101422-420-49 (Phi).

What NSN replaces 3456-01-329-5270?

There are 5 known substitutes for 3456-01-329-5270: 5840-00-411-3551, 2815-00-854-3243, 5950-00-936-3905 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 101422-420-49?

Key specifications for 101422-420-49: Reversibility: REVERSIBLE; Tube Minimum Inside Diameter Accommodated: 0.250 INCHES IN; Special Features: UPSET PUNCH 101422 W/RETAINER RING 002340-21 W; Guard Ring: INCLUDED. 5 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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