PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

H-P20Nozzle,hot Air Unit

Ok International, Inc. · NSN 3439-01-578-9742 · FSC 3439 · No Item Name Available
Verified by PartsTable
NSN 3439-01-578-9742 — this item is cataloged by the U.S. Government under National Stock Number 3439-01-578-9742. Primary manufacturer part number: H-P20.
Features
  • Nozzle,hot Air Unit — FSC 3439
  • Material: STEEL CORROSION RESISTING
  • 1 verified cross-reference
  • Primary manufacturer: Ok International, Inc.
Applications
  • Applications requiring Steel Corrosion Resisting construction
General Description

The Nozzle,hot Air Unit, cataloged under National Stock Number 3439-01-578-9742, is classified within Federal Supply Class 3439 (No Item Name Available) of the Metalworking Machinery (continued) group. The primary manufacturer of record is Ok International, Inc.. 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. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3439-01-578-9742
Primary Part NumberH-P20
Item NameNozzle,hot Air Unit
FSC / FSG3439 / 34 — No Item Name Available
ManufacturerOk International, Inc.
StatusACTIVE
MaterialSTEEL CORROSION RESISTING
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
3431-00-173-5076948020 INTERCHANGEABLE
Body,electrode,welding
Esab Group, Inc., the Dba Esab Welding and Cutting Products Div Esab Welding and Cuttng
5110-00-449-7320747 INTERCHANGEABLE
Punch,cutting,gasket
A and E Mfg Co
4320-00-914-4922HP20 INTERCHANGEABLE
Ram and Pump,hydraulic
Applied Power Inc Power Packer
5340-01-378-82862065W19P011 INTERCHANGEABLE
Cap,protective,dust and Moisture
Ametek Inc Div Aerospace and Defense
7510-01-494-6177C6614D INTERCHANGEABLE
Ink,cartridge
Hewlett-Packard Company Dba HP
5120-01-502-6504HP-20 INTERCHANGEABLE
Puller,mechanical
Fatigue Technology, Inc
7510-01-526-3311C6614A INTERCHANGEABLE
Ink,cartridge
Hewlett-Packard Company Dba HP
Cross-Reference Index
Part NumberManufacturer
H-P20 PRIMARY Ok International, Inc. (USA)
Related Parts
3431-00-173-5076INTERCHANGEABLE
BODY,ELECTRODE,WELDING
948020
5110-00-449-7320INTERCHANGEABLE
PUNCH,CUTTING,GASKET
747
4320-00-914-4922INTERCHANGEABLE
RAM AND PUMP,HYDRAULIC
HP20
5340-01-378-8286INTERCHANGEABLE
CAP,PROTECTIVE,DUST AND MOISTURE
2065W19P011
7510-01-494-6177INTERCHANGEABLE
INK,CARTRIDGE
C6614D
5120-01-502-6504INTERCHANGEABLE
PULLER,MECHANICAL
HP-20
7510-01-526-3311INTERCHANGEABLE
INK,CARTRIDGE
C6614A

Frequently Asked Questions

What is NSN 3439-01-578-9742?

NSN 3439-01-578-9742 is a Nozzle,hot Air Unit, manufactured by Ok International, Inc., classified under FSC 3439 (No Item Name Available). Status: active.

What are the part numbers for NSN 3439-01-578-9742?

NSN 3439-01-578-9742 has 1 cross-referenced part number: H-P20 (Ok International, Inc.).

What NSN replaces 3439-01-578-9742?

There are 7 known substitutes for 3439-01-578-9742: 3431-00-173-5076, 5110-00-449-7320, 4320-00-914-4922 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of H-P20?

Key specifications for H-P20: Material: STEEL CORROSION RESISTING. 1 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com