The Elbow,tube, cataloged under National Stock Number 4730-01-623-3131, 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 Air Cruisers Company, Llc. Government technical data includes 17 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-623-3131 |
| Primary Part Number | 5220K103 |
| Item Name | Elbow,tube |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Air Cruisers Company, Llc |
| Status | ACTIVE |
| Furnished Items and Quantity | 1 TUBE COUPLING NUT W/SLEEVE |
| Flow Angle | 90.0 DEGREES |
| Coupling Flange Shape | HEXAGON |
| Supplementary Features | MATERIAL:BRASS BODY AND NUT |
| Tubing Wall Nominal Thickness for Which Designed | 0.032 INCHES FIRST END IN |
| Nominal Overall Length | 1.24 INCHES IN |
| Connection Type | THREADED EXTERNAL TUBE FIRST END |
| Style Designator | ELBOW |
| Nominal Outside Diameter Tube Accommodated | 0.375 INCHES FIRST END IN |
| Leg Length | 1.24 INCHES NOMINAL FIRST END IN |
| Reduced Passage Nominal Inside Diameter | 0.31 INCHES SECOND END IN |
| Nominal Thread Size | 0.250 INCHES FIRST END IN |
| Thread Quantity Per Inch | 18 FIRST END |
| Material | ZINC ALLOY AND COPPER ALLOY OVERALL |
| Thread Series Designator | UN SECOND END |
| Thread Series Designator | NPTF FIRST END |
| Bend Center to Center Nominal Distance | 0.96 INCHES IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
NSN 4730-01-623-3131 is a Elbow,tube, manufactured by Air Cruisers Company, Llc, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-623-3131 has 2 manufacturer part numbers on file: 5220K103 (Mcmaster-Carr Supply Company), 5220K103 (Air Cruisers Company, Llc).
Key specifications for 5220K103: Furnished Items and Quantity: 1 TUBE COUPLING NUT W/SLEEVE; Flow Angle: 90.0 DEGREES; Coupling Flange Shape: HEXAGON; Supplementary Features: MATERIAL:BRASS BODY AND NUT. 17 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.