The Tailpiece,union, cataloged under National Stock Number 4730-01-643-8372, 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 Derbyshire Marine Products, Llc Dba Derbyshire Marine Products Llc. Government technical data includes 2 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-643-8372 |
| Primary Part Number | MR62-3-CG |
| Item Name | Tailpiece,union |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Derbyshire Marine Products, Llc Dba Derbyshire Marine Products Llc |
| Status | ACTIVE |
| Thread Size | 0.5 |
| Material | STEEL CORROSION RESISTING |
| 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 |
|---|---|
| MR62-3-CG | Derbyshire Marine Products, Llc Dba Derbyshire Marine Products Llc (USA) |
| Reference | Meaning |
|---|---|
| 62R-3 | 3/2 Design control — primary reference U.S. Government activity |
NSN 4730-01-643-8372 is a Tailpiece,union, manufactured by Derbyshire Marine Products, Llc Dba Derbyshire Marine Products Llc, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-643-8372 has 1 manufacturer part number on file: MR62-3-CG (Derbyshire Marine Products, Llc Dba Derbyshire Marine Products Llc).
Key specifications for MR62-3-CG: Overall Length: 2.0 INCHES NOMINAL IN; Thread Size: 0.5; Special Features: MATERIAL STAINLESS STEEL; Part Name Assigned by Controlling Agency: PIPE SIZE FITTING - TAILPIECE. 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.