PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

646985Seal,plain

Continental Aerospace Technologies, Inc. · NSN 5330-01-666-7278 · FSC 5330 · No Item Name Available
Verified by PartsTable
NSN 5330-01-666-7278 — this item is cataloged by the U.S. Government under National Stock Number 5330-01-666-7278. Primary manufacturer part number: 646985.
Features
  • Seal,plain — FSC 5330
  • 1 verified cross-reference
  • Primary manufacturer: Continental Aerospace Technologies, Inc.
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
General Description

The Seal,plain, cataloged under National Stock Number 5330-01-666-7278, is classified within Federal Supply Class 5330 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Continental Aerospace Technologies, Inc.. This item has 1 commercial cross-reference 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
NSN5330-01-666-7278
Primary Part Number646985
Item NameSeal,plain
FSC / FSG5330 / 53 — No Item Name Available
ManufacturerContinental Aerospace Technologies, Inc.
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
2520-00-195-5786 INTERCHANGEABLE
Shaft,input
Cross-Reference Index
Part NumberManufacturer
646985 Continental Aerospace Technologies, Inc. (USA)
Related Parts
2520-00-195-5786INTERCHANGEABLE
SHAFT,INPUT

Frequently Asked Questions

What is NSN 5330-01-666-7278?

NSN 5330-01-666-7278 is a Seal,plain, manufactured by Continental Aerospace Technologies, Inc., classified under FSC 5330 (No Item Name Available). Status: active.

What are the part numbers for NSN 5330-01-666-7278?

NSN 5330-01-666-7278 has 1 cross-referenced part number: 646985 (Continental Aerospace Technologies, Inc.).

What NSN replaces 5330-01-666-7278?

There is 1 known substitute for 5330-01-666-7278: 2520-00-195-5786. Verify interchangeability with system specifications before substitution.

What are the specifications of 646985?

Key specifications for 646985: Part Name Assigned by Controlling Agency: SEAL-VALVE STEM, INTAKE. 1 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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