The Nut,tube Coupling, cataloged under National Stock Number 4730-01-222-9610, 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 Western Enterprises Div of Scott and Fetzer Co. Government technical data includes 6 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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.
| Parameter | Value |
|---|---|
| NSN | 4730-01-222-9610 |
| Primary Part Number | 8 |
| Item Name | Nut,tube Coupling |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Western Enterprises Div of Scott and Fetzer Co |
| Status | ACTIVE |
| Thread Series | UNF |
| Thread Direction | LEFT-HAND |
| Nominal Thread Size | 0.562 INCHES IN |
| Thread Class | 2B |
| Thread Quantity Per Inch | 18 |
| Material | COPPER ALLOY OVERALL |
| 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 |
|---|---|
| 8 PRIMARY | Western Enterprises Div of Scott and Fetzer Co (USA) |
| Reference | Meaning |
|---|---|
| N21 | 5/9 Secondary reference Superior Products Div Opw Ces |
NSN 4730-01-222-9610 is a Nut,tube Coupling, manufactured by Western Enterprises Div of Scott and Fetzer Co, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-222-9610 has 1 manufacturer part number on file: 8 (Western Enterprises Div of Scott and Fetzer Co).
1 possible match (shared part number, not a government interchangeability claim): 4720-01-498-9338. Verify interchangeability with system specifications before substitution.
Key specifications for 8: Thread Series: UNF; Thread Direction: LEFT-HAND; Nominal Thread Size: 0.562 INCHES IN; Thread Class: 2B. 6 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.