PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

420-42Punch,upset

Phi · NSN 3441-01-329-5261 · FSC 3441 · No Item Name Available
Verified by PartsTable
NSN 3441-01-329-5261 — this item is cataloged by the U.S. Government under National Stock Number 3441-01-329-5261. Primary manufacturer part number: 420-42.
Features
  • Punch,upset — FSC 3441
  • General Characteristics Item Description: WALL THICKNESS 0.042 IN. IN
  • 1 verified cross-reference
  • Primary manufacturer: Phi
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Punch,upset, cataloged under National Stock Number 3441-01-329-5261, is classified within Federal Supply Class 3441 (No Item Name Available) of the Metalworking Machinery (continued) group. The primary manufacturer of record is Phi. Government technical data includes 1 verified specification, 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. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3441-01-329-5261
Primary Part Number420-42
Item NamePunch,upset
FSC / FSG3441 / 34 — No Item Name Available
ManufacturerPhi
StatusACTIVE
General Characteristics Item DescriptionWALL THICKNESS 0.042 IN. IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
4730-00-118-974142042 INTERCHANGEABLE
Reducer,tube
Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp.
3020-00-268-42032940P11 INTERCHANGEABLE
Gear,helical
Taylor Machine Works Inc
4730-01-037-0893S-15-8-71 INTERCHANGEABLE
Strainer Element,sediment
Todd Combustion Inc
6515-01-549-943142042 INTERCHANGEABLE
Stimulator,muscle
Reable Therapeutics Inc Dba Chattanooga Group
6140-01-680-199342042 INTERCHANGEABLE
Battery,storage
Goal Zero Llc Dba Goal Zero
Cross-Reference Index
Part NumberManufacturer
420-42 PRIMARY Phi (USA)
Related Parts
4730-00-118-9741INTERCHANGEABLE
REDUCER,TUBE
42042
3020-00-268-4203INTERCHANGEABLE
GEAR,HELICAL
2940P11
4730-01-037-0893INTERCHANGEABLE
STRAINER ELEMENT,SEDIMENT
S-15-8-71
6515-01-549-9431INTERCHANGEABLE
STIMULATOR,MUSCLE
42042
6140-01-680-1993INTERCHANGEABLE
BATTERY,STORAGE
42042

Frequently Asked Questions

What is NSN 3441-01-329-5261?

NSN 3441-01-329-5261 is a Punch,upset, manufactured by Phi, classified under FSC 3441 (No Item Name Available). Status: active.

What are the part numbers for NSN 3441-01-329-5261?

NSN 3441-01-329-5261 has 1 cross-referenced part number: 420-42 (Phi).

What NSN replaces 3441-01-329-5261?

There are 5 known substitutes for 3441-01-329-5261: 4730-00-118-9741, 3020-00-268-4203, 4730-01-037-0893 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 420-42?

Key specifications for 420-42: General Characteristics Item Description: WALL THICKNESS 0.042 IN. IN. 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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