The Nipple,pipe, cataloged under National Stock Number 4730-01-197-7126, 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 Steward Machine Co Inc. 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-197-7126 |
| Primary Part Number | 321-346 |
| Item Name | Nipple,pipe |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Steward Machine Co Inc |
| Status | ACTIVE |
| Material Document and Classification | MIL-S-872,CLASS A MIL SPEC SINGLE MATERIAL RESPONSE 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 |
|---|---|
| 321-346 | Steward Machine Co Inc (USA) |
| Reference | Meaning |
|---|---|
| 60-686 | D/9 Drawing number reference only Hardie-Tynes Co., Inc. |
| 60-686PIECE346 | 5/9 Secondary reference Hardie-Tynes Co., Inc. |
| 321-346 | 3/9 Design control — primary reference Hardie-Tynes Co., Inc. |
NSN 4730-01-197-7126 is a Nipple,pipe, manufactured by Steward Machine Co Inc, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-197-7126 has 1 manufacturer part number on file: 321-346 (Steward Machine Co Inc).
Key specifications for 321-346: Material Document and Classification: MIL-S-872,CLASS A MIL SPEC SINGLE MATERIAL RESPONSE OVERALL. 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.