The Seal Bonnet,tube, cataloged under National Stock Number 4730-00-451-8019, 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 Parker-Hannifin Corporation Dba Pneutronics Div Tube Fittings Division. Government technical data includes 10 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through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-00-451-8019 |
| Primary Part Number | 4T22X-S |
| Item Name | Seal Bonnet,tube |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Parker-Hannifin Corporation Dba Pneutronics Div Tube Fittings Division |
| Status | ACTIVE |
| Tube Outside Diameter for Which Designed | 0.250 INCHES NOMINAL IN |
| Stud Thread Size | 1/4-20 |
| Criticality Code Justification | FEAT |
| Style Designator | BULKHEAD MOUNTED FLARE SEAL BONNET |
| Thread Length | 0.750 INCHES IN |
| Thread Direction | RIGHT-HAND |
| Screw Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Thread Class | 2A A |
| Material | STEEL |
| Stud Overall Length | 0.810 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 | Y |
| Part Number | Manufacturer |
|---|---|
| 4T22X-S PRIMARY | Parker-Hannifin Corporation Dba Pneutronics Div Tube Fittings Division (USA) |
| 84001122-001 | The Boeing Company Div Defense (USA) |
| Reference | Meaning |
|---|---|
| 730099 | 5/9 Secondary reference Clark Equipment Co |
| 4T22XS | 5/9 Secondary reference Parker-Hannifin Corporation Dba Pneutronics Div Corporate Headquarters |
| 84001122 | 7/1 Vendor item drawing reference U.S. Government activity |
| 84001122-001 | 5/9 Secondary reference U.S. Government activity |
| 4T22X-S | 5/9 Secondary reference U.S. Government activity |
NSN 4730-00-451-8019 is a Seal Bonnet,tube, manufactured by Parker-Hannifin Corporation Dba Pneutronics Div Tube Fittings Division, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-00-451-8019 has 2 manufacturer part numbers on file: 4T22X-S (Parker-Hannifin Corporation Dba Pneutronics Div Tube Fittings Division), 84001122-001 (The Boeing Company Div Defense).
1 possible match (shared part number, not a government interchangeability claim): 2915-00-535-4401. Verify interchangeability with system specifications before substitution.
Key specifications for 4T22X-S: Tube Outside Diameter for Which Designed: 0.250 INCHES NOMINAL IN; Stud Thread Size: 1/4-20; Criticality Code Justification: FEAT; Style Designator: BULKHEAD MOUNTED FLARE SEAL BONNET. 10 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.