PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

P2-74Nozzle,oil Burner,pressure Atomi

Lennox Industries Inc · NSN 4530-00-258-2019 · FSC 4530 · No Item Name Available
Verified by PartsTable
NSN 4530-00-258-2019 — this item is cataloged by the U.S. Government under National Stock Number 4530-00-258-2019. Primary manufacturer part number: P2-74.
Features
  • Nozzle,oil Burner,pressure Atomi — FSC 4530
  • Strainer Provision: NOT INCLUDED
  • Spray Type: SOLID
  • Screw Thread Series Designator: UNEF
  • Filter: INCLUDED
  • Spray Angle in Deg: 70.0
  • Capacity in Gallons Per Hour: 0.750
  • Filter Length: 0.438 INCHES IN
Applications
  • Applications requiring Copper Alloy Filter construction
General Description

The Nozzle,oil Burner,pressure Atomi, cataloged under National Stock Number 4530-00-258-2019, is classified within Federal Supply Class 4530 (No Item Name Available) of the Plumbing, Heating, and Waste Disposal group. The primary manufacturer of record is Lennox Industries Inc. Government technical data includes 13 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. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4530-00-258-2019
Primary Part NumberP2-74
Item NameNozzle,oil Burner,pressure Atomi
FSC / FSG4530 / 45 — No Item Name Available
ManufacturerLennox Industries Inc
StatusACTIVE
Strainer ProvisionNOT INCLUDED
Spray TypeSOLID
Screw Thread Series DesignatorUNEF
FilterINCLUDED
Spray Angle in Deg70.0
Capacity in Gallons Per Hour0.750
Filter Length0.438 INCHES IN
Connection Thread LocationEXTERNAL
AdapterNOT INCLUDED
MaterialCOPPER ALLOY FILTER
MaterialSTEEL LOCATION NOT OTHERWISE SPECIFIED
Overall Diameter0.715 INCHES NOMINAL IN
Thread Size9/16-24
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
3120-00-625-7707 INTERCHANGEABLE
Bearing,sleeve
Cross-Reference Index
Part NumberManufacturer
P2-74 PRIMARY Lennox Industries Inc (USA)
DV764 Lennox Industries Inc (USA)
Related Parts
3120-00-625-7707INTERCHANGEABLE
BEARING,SLEEVE

Frequently Asked Questions

What is NSN 4530-00-258-2019?

NSN 4530-00-258-2019 is a Nozzle,oil Burner,pressure Atomi, manufactured by Lennox Industries Inc, classified under FSC 4530 (No Item Name Available). Status: active.

What are the part numbers for NSN 4530-00-258-2019?

NSN 4530-00-258-2019 has 2 cross-referenced part numbers: P2-74 (Lennox Industries Inc), DV764 (Lennox Industries Inc).

What NSN replaces 4530-00-258-2019?

There is 1 known substitute for 4530-00-258-2019: 3120-00-625-7707. Verify interchangeability with system specifications before substitution.

What are the specifications of P2-74?

Key specifications for P2-74: Overall Length: 1.278 INCHES NOMINAL IN; Strainer Provision: NOT INCLUDED; Spray Type: SOLID; Screw Thread Series Designator: UNEF. 14 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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