The Adapter,straight,flange to Flang, cataloged under National Stock Number 4730-01-258-1060, 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 Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp. Government technical data includes 14 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-258-1060 |
| Primary Part Number | 70209-74014-042 |
| Item Name | Adapter,straight,flange to Flang |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp |
| Status | ACTIVE |
| Flange Shape | ROUND WITH HOLES ALL ENDS |
| Flange Face Design | RAISED STRAIGHT FIRST END |
| Bolt Circle Nominal Diameter | 5.248 INCHES FIRST END IN |
| Bolt Circle Nominal Diameter | 5.312 INCHES SECOND END IN |
| Connection Type | FLANGE ALL ENDS |
| Bolt Hole Nominal Diameter | 0.250 INCHES FIRST END IN |
| Bolt Hole Nominal Diameter | 0.204 INCHES SECOND END IN |
| Nominal Outside Diameter | 5.968 INCHES ALL ENDS IN |
| Bolt Hole Quantity | 6 SECOND END |
| Bolt Hole Quantity | 8 FIRST END |
| Material | ALUMINUM ALLOY OVERALL |
| Raised Face Nominal Diameter | 4.616 INCHES FIRST END IN |
| Raised Face Nominal Height | 1.130 INCHES FIRST END IN |
| Nominal Thickness | 0.125 INCHES FIRST 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 |
| Part Number | Manufacturer |
|---|---|
| 70209-74014-042 PRIMARY | Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp (USA) |
NSN 4730-01-258-1060 is a Adapter,straight,flange to Flang, manufactured by Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-258-1060 has 1 manufacturer part number on file: 70209-74014-042 (Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp).
Key specifications for 70209-74014-042: Flange Shape: ROUND WITH HOLES ALL ENDS; Flange Face Design: RAISED STRAIGHT FIRST END; Bolt Circle Nominal Diameter: 5.248 INCHES FIRST END IN; Bolt Circle Nominal Diameter: 5.312 INCHES SECOND END IN. 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.