PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

DY90-C-6LSeal,conical,flared Tube Fitting

Del Aerospace Inc Dba Del Aerospace Inc · NSN 4730-00-960-3002 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-00-960-3002 — this item is cataloged by the U.S. Government under National Stock Number 4730-00-960-3002. Primary manufacturer part number: DY90-C-6L.
Features
  • Seal,conical,flared Tube Fitting — FSC 4730
  • 13 verified cross-references
  • Primary manufacturer: Del Aerospace Inc Dba Del Aerospace Inc
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
  • Fluid conveyance
  • Hydraulic system plumbing
General Description

The Seal,conical,flared Tube Fitting, cataloged under National Stock Number 4730-00-960-3002, is classified within Federal Supply Class 4730 (No Item Name Available) of the Pipe, Tubing, Hose, and Fittings group. The primary manufacturer of record is Del Aerospace Inc Dba Del Aerospace Inc. This item has 13 commercial cross-references from 8 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Catalog Facts
Item NameSeal,conical,flared Tube Fitting
FSC / FSG4730 — No Item Name Available (FSG 47)
ManufacturersThe Boeing Company Div Defense (CAGE 76301); Lockheed Martin Corporation (CAGE 04939); Howmet Global Fastening Systems Inc Div Torrance Operations (CAGE 92215); Del Aerospace Inc Dba Del Aerospace Inc (CAGE 64162); Howmet Global Fastening Systems Inc Div Rosan Products (CAGE 83324)
Technical Specifications
ParameterValue
NSN4730-00-960-3002
Primary Part NumberDY90-C-6L
Item NameSeal,conical,flared Tube Fitting
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerDel Aerospace Inc Dba Del Aerospace Inc
StatusCANCELLED
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
4730-00-078-8519SEC027C12L INTERCHANGEABLE
Seal,conical,flared Tube Fitting
Howmet Global Fastening Systems Inc Div Torrance Operations
5960-00-188-3556 INTERCHANGEABLE
Electron Tube
5960-00-617-8663 INTERCHANGEABLE
Electron Tube
4730-00-829-4446DY90-C-10L INTERCHANGEABLE
Seal,conical,flared Tube Fitting
Del Aerospace Inc Dba Del Aerospace Inc
4730-00-829-4448DY90-C-16L INTERCHANGEABLE
Seal,conical,flared Tube Fitting
Del Aerospace Inc Dba Del Aerospace Inc
4730-00-829-4449DY90-C-24L INTERCHANGEABLE
Seal,conical,flared Tube Fitting
Del Aerospace Inc Dba Del Aerospace Inc
4730-00-871-13397M27A4 INTERCHANGEABLE
Seal,conical,flared Tube Fitting
The Boeing Company Div Defense
4730-00-871-1340SEC027A6 INTERCHANGEABLE
Seal,conical,flared Tube Fitting
Seco Seals, Inc
4730-01-102-59647M27CT16 INTERCHANGEABLE
Seal,conical,flared Tube Fitting
The Boeing Company Div Defense
4730-01-117-6589DY90-T-12L INTERCHANGEABLE
Seal,conical,flared Tube Fitting
Del Aerospace Inc Dba Del Aerospace Inc
Cross-Reference Index
Part NumberManufacturer
7M27 The Boeing Company Div Defense (USA)
10630103-51 Lockheed Martin Corporation (USA)
VSF1015C6 Howmet Global Fastening Systems Inc Div Torrance Operations (USA)
DY90 Del Aerospace Inc Dba Del Aerospace Inc (USA)
VSF1015C6 Howmet Global Fastening Systems Inc Div Rosan Products (USA)
10158973 Us Army Aviation and Missile Command (USA)
VSF1015C6 Fairchild Fasteners Europe - Vsd Gmbh (DEU)
SEC027C6 Seco Seals, Inc (USA)
10630103-51 Us Army Aviation and Missile Command (USA)
7M27C6 The Boeing Company Div Defense (USA)
7C-6 Seco Seals, Inc (USA)
DY90-C-6L PRIMARY Del Aerospace Inc Dba Del Aerospace Inc (USA)
10158973-2 PRIMARY Us Army Aviation and Missile Command (USA)
Related Parts
4730-00-078-8519INTERCHANGEABLE
SEAL,CONICAL,FLARED TUBE FITTING
SEC027C12L
5960-00-188-3556INTERCHANGEABLE
ELECTRON TUBE
5960-00-617-8663INTERCHANGEABLE
ELECTRON TUBE
4730-00-829-4446INTERCHANGEABLE
SEAL,CONICAL,FLARED TUBE FITTING
DY90-C-10L
4730-00-829-4448INTERCHANGEABLE
SEAL,CONICAL,FLARED TUBE FITTING
DY90-C-16L
4730-00-829-4449INTERCHANGEABLE
SEAL,CONICAL,FLARED TUBE FITTING
DY90-C-24L
4730-00-871-1339INTERCHANGEABLE
SEAL,CONICAL,FLARED TUBE FITTING
7M27A4
4730-00-871-1340INTERCHANGEABLE
SEAL,CONICAL,FLARED TUBE FITTING
SEC027A6
4730-01-102-5964INTERCHANGEABLE
SEAL,CONICAL,FLARED TUBE FITTING
7M27CT16
4730-01-117-6589INTERCHANGEABLE
SEAL,CONICAL,FLARED TUBE FITTING
DY90-T-12L
6685-01-139-7388INTERCHANGEABLE
DAMPENER,FLUID PRESSURE
5049T04P01
4730-01-211-9399INTERCHANGEABLE
SEAL,CONICAL,FLARED TUBE FITTING
7M27CT2

Frequently Asked Questions

What is NSN 4730-00-960-3002?

NSN 4730-00-960-3002 is a Seal,conical,flared Tube Fitting, manufactured by Del Aerospace Inc Dba Del Aerospace Inc, classified under FSC 4730 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 4730-00-960-3002?

NSN 4730-00-960-3002 has 13 cross-referenced part numbers: 7M27 (The Boeing Company Div Defense), 10630103-51 (Lockheed Martin Corporation), VSF1015C6 (Howmet Global Fastening Systems Inc Div Torrance Operations), DY90 (Del Aerospace Inc Dba Del Aerospace Inc), VSF1015C6 (Howmet Global Fastening Systems Inc Div Rosan Products) and 8 more.

What NSN replaces 4730-00-960-3002?

There are 12 known substitutes for 4730-00-960-3002: 4730-00-078-8519, 5960-00-188-3556, 5960-00-617-8663 and 9 more. Verify interchangeability with system specifications before substitution.

Is NSN 4730-00-960-3002 still in active supply?

NSN 4730-00-960-3002 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

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