The Trap,steam, cataloged under National Stock Number 4730-01-252-2374, 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 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-252-2374 |
| Primary Part Number | CA20 3-4IN |
| 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 | FLOAT |
| Inlet Connection Type | FLANGED |
| Maximum Steam Working Pressure | ERR-060 |
| Body Design | STRAIGHT HORIZONTAL PATTERN |
| Material | STEEL BODY |
| Material | STEEL CORROSION RESISTING VALVE SEAT |
| Material | RUBBER SYNTHETIC VALVE HEAD |
| Flange Facing Type | RAISED LOCATION NOT OTHERWISE SPECIFIED |
| Flange Bolt Hole Quantity | 4 LOCATION NOT OTHERWISE SPECIFIED |
| Outlet Connection Type | FLANGED |
| 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 |
|---|---|
| CA20 3-4IN PRIMARY | Spirax Sarco Inc Dba Spirax Sarco (USA) |
| L-41353 3-4IN 300PSI | Spirax Sarco Inc Dba Spirax Sarco (USA) |
| Reference | Meaning |
|---|---|
| CA44 3-4IN | C/1 Advisory reference — outside the item-of-supply concept Spirax Sarco Inc Dba Spirax Sarco |
NSN 4730-01-252-2374 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 4730-01-252-2374 has 2 manufacturer part numbers on file: CA20 3-4IN (Spirax Sarco Inc Dba Spirax Sarco), L-41353 3-4IN 300PSI (Spirax Sarco Inc Dba Spirax Sarco).
Key specifications for CA20 3-4IN: Design Type: FLOAT; Inlet Connection Type: FLANGED; Maximum Steam Working Pressure: ERR-060; Body Design: STRAIGHT HORIZONTAL PATTERN. 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.