The Coupling,pipe, cataloged under National Stock Number 4730-00-943-2287, 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 Graybar Electric Company, Inc. Dba Graybar Electric. Government technical data includes 3 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 4730-00-943-2287 |
| Primary Part Number | 75481 |
| Item Name | Coupling,pipe |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Graybar Electric Company, Inc. Dba Graybar Electric |
| Status | ACTIVE |
| Connection Type | THREADED INTERNAL PIPE ALL ENDS |
| Surface Treatment | TIN OVERALL |
| 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 |
|---|---|
| 75481 | Graybar Electric Company, Inc. Dba Graybar Electric (USA) |
| 75481 | Graybar Electric Company, Inc. Dba Graybar Electric (USA) |
| Reference | Meaning |
|---|---|
| 75481AB | 3/9 Design control — primary reference General Machine Products Company, Inc. Dba Gmp |
NSN 4730-00-943-2287 is a Coupling,pipe, manufactured by Graybar Electric Company, Inc. Dba Graybar Electric, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-00-943-2287 has 2 manufacturer part numbers on file: 75481 (Graybar Electric Company, Inc. Dba Graybar Electric), 75481 (Graybar Electric Company, Inc. Dba Graybar Electric).
Key specifications for 75481: Connection Type: THREADED INTERNAL PIPE ALL ENDS; Surface Treatment: TIN OVERALL; Part Name Assigned by Controlling Agency: COUPLING,PIPE; Material: COPPER ALLOY OVERALL. 3 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.