The Union,pipe, cataloged under National Stock Number 4730-01-665-3872, 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 Flagg Stanley G & Co Inc Dba Flagg Brass. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-665-3872 |
| Primary Part Number | 6840-200 |
| Item Name | Union,pipe |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Flagg Stanley G & Co Inc Dba Flagg Brass |
| Status | ACTIVE |
| Style Designator | BRANCHED |
| 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 |
|---|---|
| 6840-200 PRIMARY | Flagg Stanley G & Co Inc Dba Flagg Brass (USA) |
| 430LA-5-FV | Bec Systems Llc Dba Bec Machine Products (USA) |
| Reference | Meaning |
|---|---|
| 545-8464570ITEMF-3 | C/1 Advisory reference — outside the item-of-supply concept Huntington Ingalls Inc Div Newport News Shipbuilding |
NSN 4730-01-665-3872 is a Union,pipe, manufactured by Flagg Stanley G & Co Inc Dba Flagg Brass, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-665-3872 has 2 manufacturer part numbers on file: 6840-200 (Flagg Stanley G & Co Inc Dba Flagg Brass), 430LA-5-FV (Bec Systems Llc Dba Bec Machine Products).
Key specifications for 6840-200: Style Designator: BRANCHED; Part Name Assigned by Controlling Agency: FFW SOCKET WELD 45 DEGREE, 1 NPS, SWLG, CUNI 90-10,MIL-C-24679; Material: COPPER ALLOY OVERALL. 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.