The Seal,conical,flared Tube Fitting, cataloged under National Stock Number 4730-01-198-8788, 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 Us Army Aviation and Missile Command. Government technical data includes 9 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government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 | 4730-01-198-8788 |
| Primary Part Number | 10630103-81 |
| Item Name | Seal,conical,flared Tube Fitting |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Us Army Aviation and Missile Command |
| Status | ACTIVE |
| Seat Angle in Deg | 37.0 |
| Style Designator | SEAL |
| Wall Thickness | 0.005 INCHES NOMINAL IN |
| Outside Diameter | 0.245 INCHES NOMINAL IN |
| Body Length | 0.060 INCHES NOMINAL IN |
| Casehardening Indicator | NOT CASEHARDENED |
| Material | NICKEL ALLOY |
| Metallic Hardness Rating | 143.0 MAXIMUM BRINELL |
| Hose/tube Outside Diameter for Which Designed | 0.125 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 10630103-81 PRIMARY | Us Army Aviation and Missile Command (USA) |
| Reference | Meaning |
|---|---|
| 10630103 | D/9 Drawing number reference only Us Army Aviation and Missile Command |
| VSF1015N2 | 5/9 Secondary reference U.S. Government activity |
| VSF1015N2 | 5/9 Secondary reference U.S. Government activity |
| VSF1015N2 | C/1 Advisory reference — outside the item-of-supply concept Howmet Global Fastening Systems Inc Div Rosan / Eagle Products |
NSN 4730-01-198-8788 is a Seal,conical,flared Tube Fitting, manufactured by Us Army Aviation and Missile Command, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-198-8788 has 1 manufacturer part number on file: 10630103-81 (Us Army Aviation and Missile Command).
2 possible matches (shared part number, not a government interchangeability claim): 1440-01-303-6956, 4730-01-477-4526. Verify interchangeability with system specifications before substitution.
Key specifications for 10630103-81: Seat Angle in Deg: 37.0; Style Designator: SEAL; Overall Length: 1.202 INCHES NOMINAL IN; Wall Thickness: 0.005 INCHES NOMINAL IN. 9 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.