The Reducer,tube, cataloged under National Stock Number 4730-01-332-9969, 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 Sea-Tech Systems, Inc. Dba Sea Tech Systems. The record lists 1 manufacturer part number 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Item Name | Reducer,tube |
| FSC / FSG | 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings (FSG 47) |
| Manufacturers | Sea-Tech Systems, Inc. Dba Sea Tech Systems (CAGE 66398) |
| Parameter | Value |
|---|---|
| NSN | 4730-01-332-9969 |
| Primary Part Number | 31-0101 |
| Item Name | Reducer,tube |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Sea-Tech Systems, Inc. Dba Sea Tech Systems |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Part Number | Manufacturer |
|---|---|
| 31-0101 PRIMARY | Sea-Tech Systems, Inc. Dba Sea Tech Systems (USA) |
| Reference | Meaning |
|---|---|
| 4730PL1287821 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
NSN 4730-01-332-9969 is a Reducer,tube, manufactured by Sea-Tech Systems, Inc. Dba Sea Tech Systems, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-332-9969 has 1 manufacturer part number on file: 31-0101 (Sea-Tech Systems, Inc. Dba Sea Tech Systems).
1 possible match (shared part number, not a government interchangeability claim): 5330-01-354-1621. Verify interchangeability with system specifications before substitution.
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.