PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

300482Plate,fireseal Boss

Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney · NSN 2840-00-594-8372 · FSC 2840 · No Item Name Available
Verified by PartsTable
NSN 2840-00-594-8372 — this item is cataloged by the U.S. Government under National Stock Number 2840-00-594-8372. Primary manufacturer part number: 300482.
Features
  • Plate,fireseal Boss — FSC 2840
  • Criticality Code Justification: TEXT
  • General Characteristics Item Description: TITANIUM ALLOY,3.770 IN. MAX OD,2.510 IN. MAX APERTURE,0.055 IN. MAX THK,DO NOT USE CADMIUM PLATED TOOLS ON THIS MATERIAL IN
  • 1 verified cross-reference
  • Primary manufacturer: Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Plate,fireseal Boss, cataloged under National Stock Number 2840-00-594-8372, is classified within Federal Supply Class 2840 (No Item Name Available) of the Engines, Turbines, and Components group. The primary manufacturer of record is Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney. Government technical data includes 2 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. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN2840-00-594-8372
Primary Part Number300482
Item NamePlate,fireseal Boss
FSC / FSG2840 / 28 — No Item Name Available
ManufacturerRtx Corporation Dba Pratt & Whitney Div Pratt &whitney
StatusACTIVE
Criticality Code JustificationTEXT
General Characteristics Item DescriptionTITANIUM ALLOY,3.770 IN. MAX OD,2.510 IN. MAX APERTURE,0.055 IN. MAX THK,DO NOT USE CADMIUM PLATED TOOLS ON THIS MATERIAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
4730-01-060-99143005-19 INTERCHANGEABLE
Restrictor,fluid Flow
Pentair Filtration Solutions, Llc
3120-01-311-0919300482 INTERCHANGEABLE
Bushing,sleeve
Calgon Carbon Uv Technologies Llc Dba Hyde Marine
3830-01-597-5542300482 INTERCHANGEABLE
Vertical Cutter
John Deere Construction & Forestry Company
Cross-Reference Index
Part NumberManufacturer
300482 PRIMARY Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA)
Related Parts
4730-01-060-9914INTERCHANGEABLE
RESTRICTOR,FLUID FLOW
3005-19
3120-01-311-0919INTERCHANGEABLE
BUSHING,SLEEVE
300482
3830-01-597-5542INTERCHANGEABLE
VERTICAL CUTTER
300482

Frequently Asked Questions

What is NSN 2840-00-594-8372?

NSN 2840-00-594-8372 is a Plate,fireseal Boss, manufactured by Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney, classified under FSC 2840 (No Item Name Available). Status: active.

What are the part numbers for NSN 2840-00-594-8372?

NSN 2840-00-594-8372 has 1 cross-referenced part number: 300482 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney).

What NSN replaces 2840-00-594-8372?

There are 3 known substitutes for 2840-00-594-8372: 4730-01-060-9914, 3120-01-311-0919, 3830-01-597-5542. Verify interchangeability with system specifications before substitution.

What are the specifications of 300482?

Key specifications for 300482: Criticality Code Justification: TEXT; End Item Identification: ACFT ENGINE J75; General Characteristics Item Description: TITANIUM ALLOY,3.770 IN. MAX OD,2.510 IN. MAX APERTURE,0.055 IN. MAX THK,DO NOT USE CADMIUM PLATED TOOLS ON THIS MATERIAL IN. 3 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