The Adapter,straight,pipe to Gas Fit, cataloged under National Stock Number 4730-00-677-3736, 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 Metadure Parts & Sales, Inc.. Government technical data includes 15 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 4730-00-677-3736 |
| Primary Part Number | A3723 |
| Item Name | Adapter,straight,pipe to Gas Fit |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Metadure Parts & Sales, Inc. |
| Status | ACTIVE |
| Connection Style | INVERTED FLARE (PIPE) FIRST END |
| Connection Style | INVERTED FLARE (GAS FITTING) SECOND END |
| Nominal Overall Length | 1.656 INCHES IN |
| Connection Type | THREADED EXTERNAL PIPE FIRST END |
| Connection Type | THREADED EXTERNAL GAS FITTING SECOND END |
| Reduced Passage Nominal Inside Diameter | 0.203 INCHES FIRST END IN |
| Nominal Thread Size | 0.903 INCHES SECOND END IN |
| Nominal Thread Size | 0.250 INCHES FIRST END IN |
| Seat Angle | 30.0 DEGREES SECOND END |
| Seat Angle | 30.0 DEGREES AND 35.0 DEGREES FIRST END |
| Media for Which Designed | GAS FIRST RESPONSE |
| Media for Which Designed | AIR SECOND RESPONSE |
| Material | COPPER ALLOY OR COPPER OVERALL |
| Thread Series Designator | NGO SECOND END |
| 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 |
|---|---|
| A3723 PRIMARY | Metadure Parts & Sales, Inc. (USA) |
| Reference | Meaning |
|---|---|
| A3723 | 5/9 Secondary reference U.S. Government activity |
NSN 4730-00-677-3736 is a Adapter,straight,pipe to Gas Fit, manufactured by Metadure Parts & Sales, Inc., classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-00-677-3736 has 1 manufacturer part number on file: A3723 (Metadure Parts & Sales, Inc.).
Key specifications for A3723: Connection Style: INVERTED FLARE (PIPE) FIRST END; Connection Style: INVERTED FLARE (GAS FITTING) SECOND END; Nominal Overall Length: 1.656 INCHES IN; Connection Type: THREADED EXTERNAL PIPE FIRST END. 15 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.