PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

34405Expander,tube

Thomas C. Wilson, Inc. Dba Thomas C Wilson · NSN 3456-01-291-4401 · FSC 3456 · No Item Name Available
Verified by PartsTable
NSN 3456-01-291-4401 — this item is cataloged by the U.S. Government under National Stock Number 3456-01-291-4401. Primary manufacturer part number: 34405.
Features
  • Expander,tube — FSC 3456
  • Design Type: ADJUSTABLE
  • Roller Type: STRAIGHT
  • Guard Ring: NOT INCLUDED
  • Expander Type: ROLLER
  • Operation Method: POWER
  • 1 verified cross-reference
  • Primary manufacturer: Thomas C. Wilson, Inc. Dba Thomas C Wilson
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
General Description

The Expander,tube, cataloged under National Stock Number 3456-01-291-4401, is classified within Federal Supply Class 3456 (No Item Name Available) of the Metalworking Machinery (continued) group. The primary manufacturer of record is Thomas C. Wilson, Inc. Dba Thomas C Wilson. Government technical data includes 5 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
NSN3456-01-291-4401
Primary Part Number34405
Item NameExpander,tube
FSC / FSG3456 / 34 — No Item Name Available
ManufacturerThomas C. Wilson, Inc. Dba Thomas C Wilson
StatusACTIVE
Design TypeADJUSTABLE
Roller TypeSTRAIGHT
Guard RingNOT INCLUDED
Expander TypeROLLER
Operation MethodPOWER
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5815-00-051-0456 INTERCHANGEABLE
Teletypewriter Subassembly
9905-00-902-30283440-5 INTERCHANGEABLE
Numeral,sign
Brady United States
Cross-Reference Index
Part NumberManufacturer
34405 Thomas C. Wilson, Inc. Dba Thomas C Wilson (USA)
Related Parts
5815-00-051-0456INTERCHANGEABLE
TELETYPEWRITER SUBASSEMBLY
9905-00-902-3028INTERCHANGEABLE
NUMERAL,SIGN
3440-5

Frequently Asked Questions

What is NSN 3456-01-291-4401?

NSN 3456-01-291-4401 is a Expander,tube, manufactured by Thomas C. Wilson, Inc. Dba Thomas C Wilson, classified under FSC 3456 (No Item Name Available). Status: active.

What are the part numbers for NSN 3456-01-291-4401?

NSN 3456-01-291-4401 has 1 cross-referenced part number: 34405 (Thomas C. Wilson, Inc. Dba Thomas C Wilson).

What NSN replaces 3456-01-291-4401?

There are 2 known substitutes for 3456-01-291-4401: 5815-00-051-0456, 9905-00-902-3028. Verify interchangeability with system specifications before substitution.

What are the specifications of 34405?

Key specifications for 34405: Design Type: ADJUSTABLE; Special Features: 19 IN. GAGE REACH UP TO 1 IN. IN; Roller Type: STRAIGHT; Overall Length: 3.000 INCHES NOMINAL IN. 7 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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