The Seal,conical,flared Tube Fitting, cataloged under National Stock Number 4730-01-252-8003, is classified within Federal Supply Class 4730 (Hose, Pipe, Tube, Lubrication, and Railing Fittings) of the Pipe, Tubing, Hose, and Fittings group. Government technical data includes 7 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-252-8003 |
| Item Name | Seal,conical,flared Tube Fitting |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Status | ACTIVE |
| Seat Angle in Deg | 93.0 |
| Style Designator | SEAL |
| Outside Diameter | 1.475 INCHES MINIMUM AND 1.480 INCHES MAXIMUM IN |
| Body Length | 0.072 INCHES MINIMUM AND 0.074 INCHES MAXIMUM IN |
| Casehardening Indicator | NOT CASEHARDENED |
| Material | ALUMINUM ALLOY |
| Hose/tube Outside Diameter for Which Designed | 1.020 INCHES MINIMUM AND 1.025 INCHES MAXIMUM IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 6060-1 | 3/9 Design control — primary reference Decatur Cylinder Inc Air-Dro Div |
NSN 4730-01-252-8003 is a Seal,conical,flared Tube Fitting, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
2 possible matches (shared part number, not a government interchangeability claim): 5920-01-433-3274, 4130-01-460-9401. Verify interchangeability with system specifications before substitution.
Key specifications for 4730-01-252-8003: Seat Angle in Deg: 93.0; Style Designator: SEAL; Overall Length: 0.138 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN; Outside Diameter: 1.475 INCHES MINIMUM AND 1.480 INCHES MAXIMUM IN. 7 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
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.