PartsTable TECHNICAL DATA SHEET
NSN 4730-01-070-6865Government record, cited

Seal, Conical, Flared Tube Fitting4730-01-070-6865

NSN 4730-01-070-6865 · NIIN 010706865 · Part number DY90-N-24
Del Aerospace Inc Dba Del Aerospace Inc · FSC 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings · FSG 47 — Pipe, Tubing, Hose, and Fittings · CAGE 64162
Government record, cited
NSN 4730-01-070-6865 — this item is cataloged by the U.S. Government under National Stock Number 4730-01-070-6865. Manufacturer of record part number: DY90-N-24.
Also searched as  4730-01-070-6865 · 4730010706865 · NIIN 010706865 · 01-070-6865 · FSC 4730 Hose, Pipe, Tube, Lubrication, and Railing Fittings · CAGE 64162 · DY90-N-24 · SECO 7N24 · SECO 7N24X · DY90 · SECO 7N
Nearby stock numbers  ·
Features
  • Seal,conical,flared Tube Fitting — FSC 4730
  • Seat Angle in Deg: 37.0
  • Style Designator: SEAL
  • Material Document and Classification: AMS 5553 ASSN STD SINGLE MATERIAL RESPONSE
  • Wall Thickness: 0.009 INCHES MINIMUM AND 0.011 INCHES MAXIMUM IN
  • Outside Diameter: 1.750 INCHES MINIMUM AND 1.766 INCHES MAXIMUM IN
  • Body Length: 0.110 INCHES MINIMUM AND 0.125 INCHES MAXIMUM IN
  • Casehardening Indicator: NOT CASEHARDENED
Identification
  • NSN: 4730-01-070-6865
  • NIIN: 010706865
  • FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
  • FSG: 47 — Pipe, Tubing, Hose, and Fittings
  • Primary part number: DY90-N-24
  • Manufacturer: Del Aerospace Inc Dba Del Aerospace Inc
General Description

The Seal,conical,flared Tube Fitting, cataloged under National Stock Number 4730-01-070-6865, is classified within Federal Supply Class 4730 (Hose, Pipe, Tube, Lubrication, and Railing Fittings) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is Del Aerospace Inc Dba Del Aerospace Inc. Government technical data includes 9 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 6 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4730-01-070-6865
Primary Part NumberDY90-N-24
Item NameSeal,conical,flared Tube Fitting
FSC / FSG4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
ManufacturerDel Aerospace Inc Dba Del Aerospace Inc
StatusACTIVE
Seat Angle in Deg37.0
Style DesignatorSEAL
Material Document and ClassificationAMS 5553 ASSN STD SINGLE MATERIAL RESPONSE
Wall Thickness0.009 INCHES MINIMUM AND 0.011 INCHES MAXIMUM IN
Outside Diameter1.750 INCHES MINIMUM AND 1.766 INCHES MAXIMUM IN
Body Length0.110 INCHES MINIMUM AND 0.125 INCHES MAXIMUM IN
Casehardening IndicatorNOT CASEHARDENED
MaterialNICKEL ALLOY 201
Hose/tube Outside Diameter for Which Designed1.500 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL A — No Demilitarization Required
HazardNo hazard code in the DLA record (HMIC N)
Criticality CodeX
⇄ Related Items 6
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
4730-01-070-6866DY90-N-18 POSSIBLE MATCH
SEAL,CONICAL,FLARED TUBE FITTING
Possible match (shared part number)Del Aerospace Inc Dba Del Aerospace Inc
4730-01-070-7407DY90-N-14 POSSIBLE MATCH
SEAL,CONICAL,FLARED TUBE FITTING
Possible match (shared part number)Del Aerospace Inc Dba Del Aerospace Inc
4730-01-070-7408AS4824N12 POSSIBLE MATCH
SEAL,CONICAL,FLARED TUBE FITTING
Possible match (shared part number)Sae International Dba Sae International
4730-01-070-7963DY90-N-8 POSSIBLE MATCH
SEAL,CONICAL,FLARED TUBE FITTING
Possible match (shared part number)Sps Technologies, Llc Dba Airdrome Precision Components
4730-01-070-7964DY90-N-6L POSSIBLE MATCH
SEAL,CONICAL,FLARED TUBE FITTING
Possible match (shared part number)Del Aerospace Inc Dba Del Aerospace Inc
4730-01-073-1622DY90-N-32 POSSIBLE MATCH
SEAL,CONICAL,FLARED TUBE FITTING
Possible match (shared part number)Del Aerospace Inc Dba Del Aerospace Inc
Cross-Reference Index
Part NumberManufacturer
DY90-N-24 PRIMARY Del Aerospace Inc Dba Del Aerospace Inc (USA)
SECO 7N24X PRIMARY Seco Seals, Inc (USA)
Reference documents
ReferenceMeaning
SECO 7N24 5/9 Secondary reference
Seco Seals, Inc
DY90 D/9 Drawing number reference only
Del Aerospace Inc Dba Del Aerospace Inc
SECO 7N 5/9 Secondary reference
Seco Seals, Inc
7N24 5/9 Secondary reference
Seco Seals, Inc
Related Parts
4730-01-070-6866POSSIBLE MATCH
SEAL,CONICAL,FLARED TUBE FITTING
DY90-N-18
4730-01-070-7407POSSIBLE MATCH
SEAL,CONICAL,FLARED TUBE FITTING
DY90-N-14
4730-01-070-7408POSSIBLE MATCH
SEAL,CONICAL,FLARED TUBE FITTING
AS4824N12
4730-01-070-7963POSSIBLE MATCH
SEAL,CONICAL,FLARED TUBE FITTING
DY90-N-8
4730-01-070-7964POSSIBLE MATCH
SEAL,CONICAL,FLARED TUBE FITTING
DY90-N-6L
4730-01-073-1622POSSIBLE MATCH
SEAL,CONICAL,FLARED TUBE FITTING
DY90-N-32

Frequently Asked Questions

What is NSN 4730-01-070-6865?

NSN 4730-01-070-6865 is a Seal,conical,flared Tube Fitting, manufactured by Del Aerospace Inc Dba Del Aerospace Inc, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.

What part numbers are listed for NSN 4730-01-070-6865?

NSN 4730-01-070-6865 has 2 manufacturer part numbers on file: DY90-N-24 (Del Aerospace Inc Dba Del Aerospace Inc), SECO 7N24X (Seco Seals, Inc).

What NSN replaces 4730-01-070-6865?

6 possible matches (shared part number, not a government interchangeability claim): 4730-01-070-6866, 4730-01-070-7407, 4730-01-070-7408. Verify interchangeability with system specifications before substitution.

What are the specifications of DY90-N-24?

Key specifications for DY90-N-24: Seat Angle in Deg: 37.0; Style Designator: SEAL; Material Document and Classification: AMS 5553 ASSN STD SINGLE MATERIAL RESPONSE; Overall Length: 0.328 INCHES NOMINAL IN. 9 specifications are documented in the U.S. Government catalog.

Is NSN 4730-01-070-6865 hazardous material?

No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.

Sources

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.

✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.
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