The Restrictor,fluid Flow, cataloged under National Stock Number 4730-01-419-0511, 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 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. 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 | 4730-01-419-0511 |
| Primary Part Number | L-41395 REV-A PC.NO.8 |
| Item Name | Restrictor,fluid Flow |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Spirax Sarco Inc Dba Spirax Sarco |
| Status | ACTIVE |
| Material | STEEL CORROSION RESISTING |
| Orifice Diameter | 0.099 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 | X |
| Part Number | Manufacturer |
|---|---|
| L-41395 REV-A PC.NO.8 PRIMARY | Spirax Sarco Inc Dba Spirax Sarco (USA) |
| 62635 | Spirax Sarco Inc Dba Spirax Sarco (USA) |
NSN 4730-01-419-0511 is a Restrictor,fluid Flow, manufactured by Spirax Sarco Inc Dba Spirax Sarco, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-419-0511 has 2 manufacturer part numbers on file: L-41395 REV-A PC.NO.8 (Spirax Sarco Inc Dba Spirax Sarco), 62635 (Spirax Sarco Inc Dba Spirax Sarco).
1 possible match (shared part number, not a government interchangeability claim): 5340-01-631-1517. Verify interchangeability with system specifications before substitution.
Key specifications for L-41395 REV-A PC.NO.8: End Item Identification: VARIOUS; Material: STEEL CORROSION RESISTING; Orifice Diameter: 0.099 INCHES NOMINAL IN. 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.