PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

4020644Gasket

Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney · NSN 5330-00-390-1573 · FSC 5330 · No Item Name Available
Verified by PartsTable
NSN 5330-00-390-1573 — this item is cataloged by the U.S. Government under National Stock Number 5330-00-390-1573. Primary manufacturer part number: 4020644.
Features
  • Gasket — FSC 5330
  • 7 verified cross-references
  • Primary manufacturer: Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
General Description

The Gasket, cataloged under National Stock Number 5330-00-390-1573, is classified within Federal Supply Class 5330 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney. This item has 7 commercial cross-references from 6 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameGasket
FSC / FSG5330 — No Item Name Available (FSG 53)
ManufacturersEaton Corporation Div Fed (CAGE 15284); Naval Supply Research and Development Facility (CAGE 09118); Rtx Corporation Div Pratt & Whitney (CAGE 52661); Lockheed Martin Corporation Div Lockheed Martin Aeronautics Company (CAGE 81755); Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (CAGE 77445)
Technical Specifications
ParameterValue
NSN5330-00-390-1573
Primary Part Number4020644
Item NameGasket
FSC / FSG5330 / 53 — No Item Name Available
ManufacturerRtx Corporation Dba Pratt & Whitney Div Pratt &whitney
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5940-00-156-7373 INTERCHANGEABLE
Terminal,lug
Cross-Reference Index
Part NumberManufacturer
0938 Eaton Corporation Div Fed (USA)
4020644 Naval Supply Research and Development Facility
4020644 Rtx Corporation Div Pratt & Whitney (USA)
A0938 Eaton Corporation Div Fed (USA)
C7889-275 Lockheed Martin Corporation Div Lockheed Martin Aeronautics Company (USA)
4020644 PRIMARY Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA)
5330PL0660620 Jednolity Indeks Materialowy - Uniform Material Index (POL)
Related Parts
5940-00-156-7373INTERCHANGEABLE
TERMINAL,LUG

Frequently Asked Questions

What is NSN 5330-00-390-1573?

NSN 5330-00-390-1573 is a Gasket, manufactured by Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney, classified under FSC 5330 (No Item Name Available). Status: active.

What are the part numbers for NSN 5330-00-390-1573?

NSN 5330-00-390-1573 has 7 cross-referenced part numbers: 0938 (Eaton Corporation Div Fed), 4020644 (Naval Supply Research and Development Facility), 4020644 (Rtx Corporation Div Pratt & Whitney), A0938 (Eaton Corporation Div Fed), C7889-275 (Lockheed Martin Corporation Div Lockheed Martin Aeronautics Company) and 2 more.

What NSN replaces 5330-00-390-1573?

There is 1 known substitute for 5330-00-390-1573: 5940-00-156-7373. Verify interchangeability with system specifications before substitution.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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