The Adapter,straight,flange to Tube, cataloged under National Stock Number 4730-01-289-9567, 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 27 specifications, cited from the U.S. Government catalog. 7 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-289-9567 |
| Item Name | Adapter,straight,flange to Tube |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Status | ACTIVE |
| Flange Shape | RECTANGULAR WITH HOLES SECOND END |
| Flange Face Design | RAISED STRAIGHT SECOND END |
| Connection Style | FLARED (TUBE) FIRST END |
| Nominal Length | 1.594 INCHES SECOND END IN |
| Nominal Overall Length | 1.406 INCHES IN |
| Connection Type | FLANGE SECOND END |
| Connection Type | THREADED EXTERNAL TUBE FIRST END |
| Bolt Hole Nominal Diameter | 0.205 INCHES SECOND END IN |
| Nominal Outside Diameter Tube Accommodated | 0.750 INCHES FIRST ENDUNABLE TO DECODE IN |
| Nominal Outside Diameter Tube Accommodated | 0.750 INCHES FIRST END IN |
| Nominal Thread Size | 1.062 INCHES FIRST END IN |
| Seat Angle | 37.0 DEGREES FIRST END |
| Specification/standard Data | 81343-AS4875/1 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| Center to Center Nominal Distance Between Bolt Holes Along Width | 1.156 INCHES SECOND END IN |
| Bolt Hole Quantity | 4 SECOND END |
| Surface Treatment | CADMIUM OVERALLUNABLE TO DECODE |
| Surface Treatment | CADMIUM OVERALL |
| Nominal Width | 1.594 INCHES SECOND END IN |
| Center to Center Nominal Distance Between Bolt Holes Along Length | 1.635 INCHES SECOND END IN |
| Thread Class | 3A FIRST END A |
| Thread Quantity Per Inch | 12 FIRST END |
| Material | STEEL OVERALL |
| Material | STEEL OVERALLUNABLE TO DECODE |
| Thread Series Designator | UNIFIED NATIONAL JOINT (UNJ) FIRST END |
| Raised Face Nominal Diameter | 1.250 INCHES SECOND END IN |
| Raised Face Nominal Height | 0.015 INCHES SECOND END IN |
| Nominal Thickness | 0.250 INCHES SECOND END IN |
| 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 |
|---|---|
| AS4875/1/12 | 5/1 Secondary reference Sae International Dba Sae International |
| SAE-AS4875/1 | 5/1 Secondary reference Sae International Dba Sae International |
| MIL-F-5509 | 5/9 Secondary reference U.S. Government activity |
| AS4875/1/12 | 5/9 Secondary reference U.S. Government activity |
| AS4875/1 | 5/1 Secondary reference Sae International Dba Sae International |
| AS4875/1 | 5/9 Secondary reference U.S. Government activity |
| MS20760-12 | 2/2 Government specification standardization U.S. Government activity |
NSN 4730-01-289-9567 is a Adapter,straight,flange to Tube, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
Key specifications for 4730-01-289-9567: Flange Shape: RECTANGULAR WITH HOLES SECOND END; Flange Face Design: RAISED STRAIGHT SECOND END; Connection Style: FLARED (TUBE) FIRST END; Nominal Length: 1.594 INCHES SECOND END IN. 27 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.