The Connector,valve,aircraft, cataloged under National Stock Number 4730-01-032-3789, 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 1 specification, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 4730-01-032-3789 |
| Item Name | Connector,valve,aircraft |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Status | ACTIVE |
| General Characteristics Item Description | ALUMINUM ALLOY QQ-A-225/6 COMP 2024 COND T351,ANODIZE FINISH,1.745 IN. MIN TO 1.755 IN. MAX LG,3.060 IN.0/A W,3.060 IN. 0/A H,FLANGE MTG 4 HOLES 0.338 IN. M;IN TO 0.345 IN. DIA EQUALLY SPACED AT ONE END,1.875-12 UNJ 3A THD 0.567 IN. MAX 0.577 IN. MAXLG,MACHINED SURFACES 63.0 AND 125.0 MICROINCH FINISH,1.307 IN. MIN TO 1.320 IN. DIA BORE THRU LENGTH WISE A |
| 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 |
|---|---|
| 387420-1 | 3/2 Design control — primary reference U.S. Government activity |
NSN 4730-01-032-3789 is a Connector,valve,aircraft, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 6515-01-357-1933. Verify interchangeability with system specifications before substitution.
Key specifications for 4730-01-032-3789: General Characteristics Item Description: ALUMINUM ALLOY QQ-A-225/6 COMP 2024 COND T351,ANODIZE FINISH,1.745 IN. MIN TO 1.755 IN. MAX LG,3.060 IN.0/A W,3.060 IN. 0/A H,FLANGE MTG 4 HOLES 0.338 IN. M;IN TO 0.345 IN. DIA EQUALLY SPACED AT ONE END,1.875-12 UNJ 3A THD 0.567 IN. MAX 0.577 IN. MAXLG,MACHINED SURFACES 63.0 AND 125.0 MICROINCH FINISH,1.307 IN. MIN TO 1.320 IN. DIA BORE THRU LENGTH WISE A. 1 specification is 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.