The Plug,tube Fitting,threaded, cataloged under National Stock Number 4730-01-623-9381, 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 Aerofit, Llc. Government technical data includes 15 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 | 4730-01-623-9381 |
| Primary Part Number | MS21913V32P |
| Item Name | Plug,tube Fitting,threaded |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Aerofit, Llc |
| Status | ACTIVE |
| Head Height | 0.406 INCHES NOMINAL IN |
| Connection Style | FLARELESS |
| Style Designator | PLUG, TUBE FITTING FLARELESS (NOTE: DRILLED HOLE IS OPTIONAL, SHOULD NOT BE CONSIDERED AS A SEPARATING CHARACTERISTIC) |
| Operating Pressure | 1500.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LBS |
| Thread Direction | RIGHT-HAND EXTERNAL |
| Nominal Thread Size | 2.500 INCHES EXTERNAL IN |
| Seat Angle | 12.0 DEGREES |
| Maximum Operating Temp | 275.0 FAHRENHEIT DEGF |
| Surface Treatment | CADMIUM OVERALL |
| Media for Which Designed | HYDRAULIC FLUID |
| Thread Class | 3A EXTERNAL A |
| Thread Quantity Per Inch | 12 EXTERNAL |
| Material | STEEL CORROSION RESISTING OVERALL |
| Thread Series Designator | UNIFIED NATIONAL JOINT (UNJ) EXTERNAL |
| Head Diameter | 2.609 INCHES MINIMUM AND 2.635 INCHES MAXIMUM 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 |
|---|---|
| MS21913V32P PRIMARY | Aerofit, Llc (USA) |
NSN 4730-01-623-9381 is a Plug,tube Fitting,threaded, manufactured by Aerofit, Llc, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-623-9381 has 1 manufacturer part number on file: MS21913V32P (Aerofit, Llc).
Key specifications for MS21913V32P: Head Height: 0.406 INCHES NOMINAL IN; Connection Style: FLARELESS; Style Designator: PLUG, TUBE FITTING FLARELESS (NOTE: DRILLED HOLE IS OPTIONAL, SHOULD NOT BE CONSIDERED AS A SEPARATING CHARACTERISTIC); Overall Length: 1.094 INCHES NOMINAL IN. 15 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.