PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

LS7366Nonmetallic Special Shaped Secti

Lockheed Martin Corp · NSN 9390-00-551-3019 · FSC 9390 · No Item Name Available
Verified by PartsTable
NSN 9390-00-551-3019 — this item is cataloged by the U.S. Government under National Stock Number 9390-00-551-3019. Primary manufacturer part number: LS7366.
Features
  • Nonmetallic Special Shaped Secti — FSC 9390
  • Material: RUBBER SILICONE CLASS Q
  • Base Flange Thickness: 0.060 INCHES NOMINAL IN
  • Inside Radius: 0.315 INCHES NOMINAL IN
  • Cross-Sectional Shape Style: ROUND, HOLLOW CORE
  • Outside Radius: 0.375 INCHES NOMINAL IN
  • 2 verified cross-references
  • Primary manufacturer: Lockheed Martin Corp
Applications
  • Applications requiring Rubber Silicone Class Q construction
General Description

The Nonmetallic Special Shaped Secti, cataloged under National Stock Number 9390-00-551-3019, is classified within Federal Supply Class 9390 (No Item Name Available) of the Nonmetallic Fabricated Materials group. The primary manufacturer of record is Lockheed Martin Corp. Government technical data includes 5 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. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN9390-00-551-3019
Primary Part NumberLS7366
Item NameNonmetallic Special Shaped Secti
FSC / FSG9390 / 93 — No Item Name Available
ManufacturerLockheed Martin Corp
StatusACTIVE
MaterialRUBBER SILICONE CLASS Q
Base Flange Thickness0.060 INCHES NOMINAL IN
Inside Radius0.315 INCHES NOMINAL IN
Cross-Sectional Shape StyleROUND, HOLLOW CORE
Outside Radius0.375 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
9320-00-144-5842 INTERCHANGEABLE
Rubber Round Section
9320-01-004-3621 INTERCHANGEABLE
Rubber Sheet,solid
9320-01-345-3348STM23-402 INTERCHANGEABLE
Rubber Sheet,solid
Lockheed Martin Corp
Cross-Reference Index
Part NumberManufacturer
LS7366 Lockheed Martin Corp (USA)
STM23-402 Lockheed Martin Corp (USA)
Related Parts
9320-00-144-5842INTERCHANGEABLE
RUBBER ROUND SECTION
9320-01-004-3621INTERCHANGEABLE
RUBBER SHEET,SOLID
9320-01-345-3348INTERCHANGEABLE
RUBBER SHEET,SOLID
STM23-402

Frequently Asked Questions

What is NSN 9390-00-551-3019?

NSN 9390-00-551-3019 is a Nonmetallic Special Shaped Secti, manufactured by Lockheed Martin Corp, classified under FSC 9390 (No Item Name Available). Status: active.

What are the part numbers for NSN 9390-00-551-3019?

NSN 9390-00-551-3019 has 2 cross-referenced part numbers: LS7366 (Lockheed Martin Corp), STM23-402 (Lockheed Martin Corp).

What NSN replaces 9390-00-551-3019?

There are 3 known substitutes for 9390-00-551-3019: 9320-00-144-5842, 9320-01-004-3621, 9320-01-345-3348. Verify interchangeability with system specifications before substitution.

What are the specifications of LS7366?

Key specifications for LS7366: Material: RUBBER SILICONE CLASS Q; Base Flange Thickness: 0.060 INCHES NOMINAL IN; Inside Radius: 0.315 INCHES NOMINAL IN; Cross-Sectional Shape Style: ROUND, HOLLOW CORE. 6 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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