The Restrictor,fluid Flow, cataloged under National Stock Number 4730-01-073-6053, 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 Automatic Switch Company Dba Asco. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 4730-01-073-6053 |
| Primary Part Number | FV82-210-4 |
| Item Name | Restrictor,fluid Flow |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Automatic Switch Company Dba Asco |
| Status | ACTIVE |
| Material | COPPER ALLOY |
| 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 |
|---|---|
| FV82-210-4 PRIMARY | Automatic Switch Company Dba Asco (USA) |
| Reference | Meaning |
|---|---|
| AV174-526 | D/9 Drawing number reference only Automatic Switch Company Dba Asco |
| AV174-526 ITEM 21 | 5/1 Secondary reference Automatic Switch Company Dba Asco |
NSN 4730-01-073-6053 is a Restrictor,fluid Flow, manufactured by Automatic Switch Company Dba Asco, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-073-6053 has 1 manufacturer part number on file: FV82-210-4 (Automatic Switch Company Dba Asco).
1 possible match (shared part number, not a government interchangeability claim): 4730-01-073-6054. Verify interchangeability with system specifications before substitution.
Key specifications for FV82-210-4: End Item Identification: JEN BELKNAP CLASS CG; Material: COPPER ALLOY. 1 specification is 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.