The Expansion Joint,pipe, cataloged under National Stock Number 4730-01-389-0381, 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 General Electric Company. Government technical data includes 2 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-389-0381 |
| Primary Part Number | L22133P15 |
| Item Name | Expansion Joint,pipe |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | General Electric Company |
| Status | ACTIVE |
| Design Type | SLIP |
| Joint Type | SINGLE |
| 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 |
|---|---|
| CAP-3473-8 | Parker-Hannifin Corporation Dba Pneutronics Div Engineered Polymer Systems (USA) |
| L22133P15 PRIMARY | General Electric Company (USA) |
| Reference | Meaning |
|---|---|
| CAP-3473-6 | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
| L22133P12 | C/1 Advisory reference — outside the item-of-supply concept General Electric Company |
| CAP-3473-8 | 5/2 Secondary reference U.S. Government activity |
| L22133 | D/9 Drawing number reference only General Electric Company |
NSN 4730-01-389-0381 is a Expansion Joint,pipe, manufactured by General Electric Company, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-389-0381 has 2 manufacturer part numbers on file: CAP-3473-8 (Parker-Hannifin Corporation Dba Pneutronics Div Engineered Polymer Systems), L22133P15 (General Electric Company).
Key specifications for L22133P15: Design Type: SLIP; Joint Type: SINGLE. 2 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.