The Seal Nut,pipe, cataloged under National Stock Number 4730-00-190-4962, 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 Parker-Hannifin Corporation Div Cylinder Division. Government technical data includes 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-00-190-4962 |
| Primary Part Number | TRUSEAL1-4 18NPT |
| Item Name | Seal Nut,pipe |
| FSC / FSG | 4730 / 47 — No Item Name Available |
| Manufacturer | Parker-Hannifin Corporation Div Cylinder Division |
| Status | ACTIVE |
| Nominal Thread Size | 0.250 INCHES IN |
| Thread Class | 2B |
| Thread Direction | RIGHT-HAND |
| Nut Height | 0.266 INCHES NOMINAL IN |
| Width Across Flats | 0.750 INCHES NOMINAL IN |
| Reference Number Differentiating Characteristics | FREE OF MERCURY CONTAMINATION FOR NUCLEAR PROPULSION PLANTS |
| Nut Style | PIPE SEAL NUT |
| Surface Treatment | CADMIUM AND CHROMATE NUT |
| Material | PLASTIC POLYTETRAFLUOROETHYLENE SEAL |
| Material | STEEL NUT |
| Thread Quantity Per Inch | 18 |
| Thread Series | NPT |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| TRUSEAL1-4 18NPT | Parker-Hannifin Corporation Div Cylinder Division (USA) |
| TRU-SEAL1-4-18N | Parker-Hannifin Corporation Div Cylinder Division (USA) |
| 350-TSE01-25 | Defense Reduction Agency (USA) |
| 350-TSE01-25 | Parker-Hannifin Corporation Div Cylinder Division (USA) |
NSN 4730-00-190-4962 is a Seal Nut,pipe, manufactured by Parker-Hannifin Corporation Div Cylinder Division, classified under FSC 4730 (No Item Name Available). Status: active.
NSN 4730-00-190-4962 has 4 cross-referenced part numbers: TRUSEAL1-4 18NPT (Parker-Hannifin Corporation Div Cylinder Division), TRU-SEAL1-4-18N (Parker-Hannifin Corporation Div Cylinder Division), 350-TSE01-25 (Defense Reduction Agency), 350-TSE01-25 (Parker-Hannifin Corporation Div Cylinder Division).
There is 1 known substitute for 4730-00-190-4962: 4730-00-670-6031. Verify interchangeability with system specifications before substitution.
Key specifications for TRUSEAL1-4 18NPT: Nominal Thread Size: 0.250 INCHES IN; Thread Class: 2B; Thread Direction: RIGHT-HAND; Nut Height: 0.266 INCHES NOMINAL IN. 12 total characteristics are documented in the Federal Logistics Information System.