The Adapter,straight,swivel Flange T, cataloged under National Stock Number 4730-01-561-2828, 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 Tyco Fire Products Lp. Government technical data includes 3 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-561-2828 |
| Primary Part Number | 570557 |
| Item Name | Adapter,straight,swivel Flange T |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Tyco Fire Products Lp |
| Status | ACTIVE |
| Leg Length | 2.500 INCHES NOMINAL ALL ENDS IN |
| Reduced Passage Nominal Inside Diameter | 1.000 INCHES ALL ENDS IN |
| Material | STEEL CORROSION RESISTING OVERALL |
| 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 |
|---|---|
| 570557 PRIMARY | Tyco Fire Products Lp (USA) |
NSN 4730-01-561-2828 is a Adapter,straight,swivel Flange T, manufactured by Tyco Fire Products Lp, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-561-2828 has 1 manufacturer part number on file: 570557 (Tyco Fire Products Lp).
Key specifications for 570557: Leg Length: 2.500 INCHES NOMINAL ALL ENDS IN; Reduced Passage Nominal Inside Diameter: 1.000 INCHES ALL ENDS IN; Special Features: 1 INCH SINGLE TANK SWITVEL ADAPTER;STAINLESS STEEL;CAN BE USED TO CONNECT VALVE OUTLET TO RIGID PIPE IN; Part Name Assigned by Controlling Agency: SWIVEL ADAPTER. 3 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.