The Trap,steam, cataloged under National Stock Number 4730-01-428-9875, 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 Spirax Sarco Inc Dba Spirax Sarco. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-428-9875 |
| Primary Part Number | FTI-200 1/2IN |
| Item Name | Trap,steam |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Spirax Sarco Inc Dba Spirax Sarco |
| Status | ACTIVE |
| Design Type | BALL FLOAT |
| Inlet Connection Type | MALE IRON PIPE |
| Thread Direction | RIGHT-HAND BOTH INLET AND OUTLET |
| Maximum Steam Working Pressure | ERR-060 |
| Screw Thread Series Designator | NPT BOTH INLET AND OUTLET |
| Body Design | STRAIGHT PATTERN |
| Material | IRON CAST BODY |
| Material | STEEL CORROSION RESISTING WORKING PARTS |
| Outlet Connection Type | MALE IRON PIPE |
| 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 |
|---|---|
| FTI-200 1/2IN PRIMARY | Spirax Sarco Inc Dba Spirax Sarco (USA) |
| Reference | Meaning |
|---|---|
| FTI-200 | 5/9 Secondary reference Spirax Sarco Inc Dba Spirax Sarco |
| FTI-200-1/2IN | C/1 Advisory reference — outside the item-of-supply concept Spirax Sarco Inc Dba Spirax Sarco |
NSN 4730-01-428-9875 is a Trap,steam, manufactured by Spirax Sarco Inc Dba Spirax Sarco, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-428-9875 has 1 manufacturer part number on file: FTI-200 1/2IN (Spirax Sarco Inc Dba Spirax Sarco).
Key specifications for FTI-200 1/2IN: Design Type: BALL FLOAT; Inlet Connection Type: MALE IRON PIPE; Thread Direction: RIGHT-HAND BOTH INLET AND OUTLET; Maximum Steam Working Pressure: ERR-060. 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.