The Union,tube, cataloged under National Stock Number 4730-01-366-0699, 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 Dba Northrop Grumman Computing Systems. Government technical data includes 12 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-366-0699 |
| Primary Part Number | 07A356-04 |
| Item Name | Union,tube |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Northrop Grumman Systems Corp Dba Northrop Grumman Computing Systems |
| Status | ACTIVE |
| Connection Style | PLAIN (TUBE) ALL ENDS |
| Nominal Overall Length | 2.276 INCHES IN |
| Connection Type | THREADED EXTERNAL TUBE ALL ENDS |
| Style Designator | SCREWED |
| Material Document and Classification | AMS4965 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Outside Diameter Tube Accommodated | 0.250 INCHES ALL ENDS IN |
| Seat Type | GASKET |
| Nominal Thread Size | 0.437 INCHES ALL ENDS IN |
| Thread Class | 3A ALL ENDS A |
| Thread Quantity Per Inch | 24 ALL ENDS |
| Material | TITANIUM ALLOY UNS R54520 OVERALL |
| Thread Series Designator | UNJS ALL ENDS |
| 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 |
|---|---|
| 07A356-04 | Northrop Grumman Systems Corp Dba Northrop Grumman Computing Systems (USA) |
| AAC4113-04 | Allan Aircraft Supply Co., Llc Dba Allan Aircraft Supply (USA) |
| AFP1951T0404 | Aerofit, Llc (USA) |
| AP3700T04 | Sps Technologies, Llc Dba Airdrome Precision Components (USA) |
| Reference | Meaning |
|---|---|
| 4PHS113-04 | 5/9 Secondary reference Te Connectivity Corporation Dba Raychem Product Division |
| 921333 | 3/9 Design control — primary reference Advanced Metal Components Inc |
| 4PHS113-04 | 5/9 Secondary reference Advanced Metal Components Inc |
NSN 4730-01-366-0699 is a Union,tube, manufactured by Northrop Grumman Systems Corp Dba Northrop Grumman Computing Systems, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-366-0699 has 4 manufacturer part numbers on file: 07A356-04 (Northrop Grumman Systems Corp Dba Northrop Grumman Computing Systems), AAC4113-04 (Allan Aircraft Supply Co., Llc Dba Allan Aircraft Supply), AFP1951T0404 (Aerofit, Llc), AP3700T04 (Sps Technologies, Llc Dba Airdrome Precision Components).
Key specifications for 07A356-04: Connection Style: PLAIN (TUBE) ALL ENDS; Nominal Overall Length: 2.276 INCHES IN; Connection Type: THREADED EXTERNAL TUBE ALL ENDS; Style Designator: SCREWED. 12 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.