The Adapter,straight,swivel Flange T, cataloged under National Stock Number 4730-01-669-3310, is classified within Federal Supply Class 4730 (Hose, Pipe, Tube, Lubrication, and Railing Fittings) of the Pipe, Tubing, Hose, and Fittings group. Government technical data includes 14 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-669-3310 |
| Item Name | Adapter,straight,swivel Flange T |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Status | ACTIVE |
| Flange Shape | HEXAGON SECOND END |
| Nominal Width Across Flats | 1.125 INCHES SECOND END IN |
| Flow Angle | 180.0 DEGREES |
| Connection Style | SWIVEL NUT, FLARED (TUBE) SECOND END |
| Nominal Inside Diameter Hose Accommodated | 0.750 INCHES FIRST END IN |
| Nominal Overall Length | 2.00 INCHES IN |
| Connection Type | THREADED INTERNAL PIPE SECOND END |
| Connection Type | UNTHREADED INTERNAL HOSE FIRST END |
| Style Designator | INSERT AND THREADED INTERNAL |
| Nominal Outside Diameter Tube Accommodated | 0.750 INCHES SECOND END IN |
| Nominal Thread Size | 1.0625 INCHES SECOND END IN |
| Seat Angle | 37.0 DEGREES SECOND END |
| Thread Quantity Per Inch | 12 SECOND END |
| 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 |
| Reference | Meaning |
|---|---|
| 32-338 | 3/9 Design control — primary reference Vianney Industries, Llc Dba Midland Metal Manufacturing Company |
NSN 4730-01-669-3310 is a Adapter,straight,swivel Flange T, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 2530-01-677-3213. Verify interchangeability with system specifications before substitution.
Key specifications for 4730-01-669-3310: Flange Shape: HEXAGON SECOND END; Nominal Width Across Flats: 1.125 INCHES SECOND END IN; Flow Angle: 180.0 DEGREES; Connection Style: SWIVEL NUT, FLARED (TUBE) SECOND END. 14 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.