The Adapter,straight,pipe to Hose, cataloged under National Stock Number 4730-00-421-1423, 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 Mackenzie Aircraft Parts, Inc. Dba Mackenzie Aircraft Parts Inc. Government technical data includes 12 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-00-421-1423 |
| Primary Part Number | 62820 |
| Item Name | Adapter,straight,pipe to Hose |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Mackenzie Aircraft Parts, Inc. Dba Mackenzie Aircraft Parts Inc |
| Status | ACTIVE |
| Furnished Items and Quantity | 1 HOSE COUPLING NUT AND 1 SWIVEL AND 1 PIPE REDUCER |
| Connection Style | GRIPPING NIPPLE (NOSE) SECOND END |
| Connection Style | PLAIN (PIPE) FIRST END |
| Nominal Inside Diameter Hose Accommodated | 0.250 INCHES SECOND END IN |
| Nominal Outside Diameter Hose Accommodated | 0.438 INCHES SECOND END IN |
| Nominal Overall Length | 1.518 INCHES IN |
| Connection Type | THREADED EXTERNAL HOSE GRIPPING SECOND END |
| Connection Type | THREADED EXTERNAL PIPE FIRST END |
| Nominal Thread Size | 0.125 INCHES FIRST END IN |
| Material | STEEL BODY |
| Material | COPPER ALLOY NIPPLE |
| Thread Series Designator | NPT FIRST END |
| 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 |
|---|---|
| 62820 | Mackenzie Aircraft Parts, Inc. Dba Mackenzie Aircraft Parts Inc (USA) |
| Reference | Meaning |
|---|---|
| 62820 | 3/9 Design control — primary reference Wheelabrator-Frye Inc Balcrank Products |
NSN 4730-00-421-1423 is a Adapter,straight,pipe to Hose, manufactured by Mackenzie Aircraft Parts, Inc. Dba Mackenzie Aircraft Parts Inc, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-00-421-1423 has 1 manufacturer part number on file: 62820 (Mackenzie Aircraft Parts, Inc. Dba Mackenzie Aircraft Parts Inc).
3 possible matches (shared part number, not a government interchangeability claim): 1650-00-651-9571, 5950-00-681-7083, 4320-01-135-5642. Verify interchangeability with system specifications before substitution.
Key specifications for 62820: Furnished Items and Quantity: 1 HOSE COUPLING NUT AND 1 SWIVEL AND 1 PIPE REDUCER; Connection Style: GRIPPING NIPPLE (NOSE) SECOND END; Connection Style: PLAIN (PIPE) FIRST END; Nominal Inside Diameter Hose Accommodated: 0.250 INCHES SECOND END IN. 12 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.