The Union,tube, cataloged under National Stock Number 4730-01-719-4556, 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 Northrop Grumman Systems Corp Integrated Systems Sector. Government technical data includes 11 specifications, cited from the U.S. Government catalog. The record lists 4 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-719-4556 |
| Primary Part Number | 7NG0057-0608 |
| Item Name | Union,tube |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Northrop Grumman Systems Corp Integrated Systems Sector |
| Status | ACTIVE |
| Surface Treatment Document and Classification | AS5272, TYPE 1 NATIONAL STD SINGLE TREATMENT RESPONSE OVERALL |
| Connection Style | SWIVEL NUT, COMPRESSION (TUBE) ALL ENDS |
| Nominal Overall Length | 1.372 INCHES IN |
| Connection Type | THREADED INTERNAL TUBE ALL ENDS |
| Style Designator | SWIVEL, WRENCHING FACILITIES EACH END |
| Material Document and Classification | AMS4965 NATIONAL STD SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Outside Diameter Tube Accommodated | 0.500 INCHES SECOND END IN |
| Nominal Outside Diameter Tube Accommodated | 0.375 INCHES FIRST END IN |
| Operating Pressure | 5000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Surface Treatment | LUBRICANT DRY FILM OVERALL |
| Material | TITANIUM ALLOY OVERALL |
| 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 |
|---|---|
| AFP3313T0608 | Aerofit, Llc (USA) |
| AP319T0806 | Sps Technologies, Llc Dba Airdrome Precision Components (USA) |
| 7NG0057-0608 PRIMARY | Northrop Grumman Systems Corp Integrated Systems Sector (USA) |
| R45280T-0608 | Parker-Hannifin Corporation Dba Pneutronics Div Stratoflex Product Division (USA) |
| Reference | Meaning |
|---|---|
| 7NG0057 | D/9 Drawing number reference only Northrop Grumman Systems Corp Integrated Systems Sector |
NSN 4730-01-719-4556 is a Union,tube, manufactured by Northrop Grumman Systems Corp Integrated Systems Sector, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-719-4556 has 4 manufacturer part numbers on file: AFP3313T0608 (Aerofit, Llc), AP319T0806 (Sps Technologies, Llc Dba Airdrome Precision Components), 7NG0057-0608 (Northrop Grumman Systems Corp Integrated Systems Sector), R45280T-0608 (Parker-Hannifin Corporation Dba Pneutronics Div Stratoflex Product Division).
Key specifications for 7NG0057-0608: Surface Treatment Document and Classification: AS5272, TYPE 1 NATIONAL STD SINGLE TREATMENT RESPONSE OVERALL; Connection Style: SWIVEL NUT, COMPRESSION (TUBE) ALL ENDS; Nominal Overall Length: 1.372 INCHES IN; Connection Type: THREADED INTERNAL TUBE ALL ENDS. 11 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.