The Elbow,flange to Boss, cataloged under National Stock Number 4730-01-216-3066, 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 Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney. Government technical data includes 24 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-216-3066 |
| Primary Part Number | 4067518 |
| Item Name | Elbow,flange to Boss |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney |
| Status | ACTIVE |
| Recess Nominal Depth | 0.440 INCHES FIRST END IN |
| Flange Shape | TRIANGULAR WITH HOLES FIRST END |
| Flow Angle | 90.0 DEGREES |
| Flange Face Design | RECESSED STRAIGHT FIRST END |
| Connection Style | FLARED W/ GASKET SEAL (BOSS) SECOND END |
| Nominal Length | 2.153 INCHES FIRST END IN |
| Bolt Circle Nominal Diameter | 1.898 INCHES FIRST END IN |
| Connection Type | THREADED EXTERNAL BOSS SECOND END |
| Connection Type | FLANGE FIRST END |
| Material Document and Classification | AMS4928 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Material Document and Classification | AMS4928 ASSN STD SINGLE MATERIAL RESPONSE OVERALLUNABLE TO DECODE |
| Bolt Hole Nominal Diameter | 0.280 INCHES FIRST END IN |
| Leg Length | 1.790 INCHES MINIMUM AND 1.830 INCHES MAXIMUM SECOND END IN |
| Leg Length | 2.245 INCHES MINIMUM AND 2.255 INCHES MAXIMUM FIRST END IN |
| Nominal Thread Size | 1.3125 INCHES SECOND END IN |
| Bolt Hole Quantity | 3 FIRST END |
| Nominal Width | 2.153 INCHES FIRST END IN |
| Thread Class | 3A SECOND END A |
| Thread Quantity Per Inch | 12 SECOND END |
| Material | TITANIUM ALLOY OVERALL |
| Material | TITANIUM ALLOY OVERALLUNABLE TO DECODE |
| Thread Series Designator | UNIFIED NATIONAL JOINT (UNJ) SECOND END |
| Nominal Thickness | 0.180 INCHES FIRST END IN |
| Recess Nominal Diameter | 1.205 INCHES FIRST END IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | F |
| Part Number | Manufacturer |
|---|---|
| 4067518 | Rtx Corporation Div Pratt & Whitney (USA) |
| 4067518 PRIMARY | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA) |
| Reference | Meaning |
|---|---|
| 4062325 | 5/9 Secondary reference Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney |
| 4730PL0673313 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
NSN 4730-01-216-3066 is a Elbow,flange to Boss, manufactured by Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-216-3066 has 2 manufacturer part numbers on file: 4067518 (Rtx Corporation Div Pratt & Whitney), 4067518 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney).
Key specifications for 4067518: Recess Nominal Depth: 0.440 INCHES FIRST END IN; Flange Shape: TRIANGULAR WITH HOLES FIRST END; Flow Angle: 90.0 DEGREES; Flange Face Design: RECESSED STRAIGHT FIRST END. 24 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.
NSN 4730-01-216-3066 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.
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.