The Elbow,pipe to Tube, cataloged under National Stock Number 4730-00-331-9915, 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 Pneumercator Company, Inc.. Government technical data includes 16 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through both NSN and commercial part number lookups. 11 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-00-331-9915 |
| Primary Part Number | 4113PC31 |
| Item Name | Elbow,pipe to Tube |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Pneumercator Company, Inc. |
| Status | ACTIVE |
| Furnished Items and Quantity | 1 TUBE COUPLING NUT AND 1 COUPLING SLEEVE |
| Flow Angle | 90.0 DEGREES |
| Connection Style | INVERTED FLARE (TUBE) FIRST END |
| Connection Style | PLAIN (PIPE) SECOND END |
| Connection Type | THREADED EXTERNAL PIPE SECOND END |
| Connection Type | THREADED EXTERNAL TUBE FIRST END |
| Nominal Outside Diameter Tube Accommodated | 0.188 INCHES FIRST END IN |
| Leg Length | 0.550 INCHES NOMINAL FIRST END IN |
| Leg Length | 0.665 INCHES NOMINAL SECOND END IN |
| Nominal Thread Size | 0.125 INCHES SECOND END IN |
| Nominal Thread Size | 0.3753 INCHES FIRST END IN |
| Seat Angle | 45.0 DEGREES FIRST END |
| Thread Class | 2A FIRST END A |
| Material | COPPER ALLOY OVERALL |
| Thread Series Designator | NPT SECOND END |
| Thread Series Designator | UNF FIRST END |
| 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 |
|---|---|
| 4113PC31 PRIMARY | Pneumercator Company, Inc. (USA) |
| Reference | Meaning |
|---|---|
| S8700H3105653PC31 | 5/9 Secondary reference U.S. Government activity |
| H3105655PC31 | 5/9 Secondary reference Naval Sea Systems Command |
| 3968BPC31 | 5/9 Secondary reference Pneumercator Company, Inc. |
| 4112PC31 | 5/9 Secondary reference Pneumercator Company, Inc. |
| S8700H3105654PC31 | 5/9 Secondary reference U.S. Government activity |
| 3968ABPC31 | 5/9 Secondary reference Pneumercator Company, Inc. |
| S8700H3105653PC31 | 5/9 Secondary reference Naval Sea Systems Command |
| S8700H3Q05654PC31 | 5/9 Secondary reference Naval Sea Systems Command |
| 4111PC31 | 5/9 Secondary reference Pneumercator Company, Inc. |
| 3968APC31 | 5/9 Secondary reference Pneumercator Company, Inc. |
| H3105655PC31 | 5/9 Secondary reference U.S. Government activity |
NSN 4730-00-331-9915 is a Elbow,pipe to Tube, manufactured by Pneumercator Company, Inc., classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-00-331-9915 has 1 manufacturer part number on file: 4113PC31 (Pneumercator Company, Inc.).
Key specifications for 4113PC31: Furnished Items and Quantity: 1 TUBE COUPLING NUT AND 1 COUPLING SLEEVE; Flow Angle: 90.0 DEGREES; Connection Style: INVERTED FLARE (TUBE) FIRST END; Connection Style: PLAIN (PIPE) SECOND END. 16 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.