The Tee,tube, cataloged under National Stock Number 4730-01-439-4854, 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 Sps Technologies, Llc Dba Airdrome Precision Components. Government technical data includes 16 specifications, cited from the U.S. Government catalog. The record lists 7 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 6 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-439-4854 |
| Primary Part Number | 4PHS311-161016 |
| Item Name | Tee,tube |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Sps Technologies, Llc Dba Airdrome Precision Components |
| Status | ACTIVE |
| Connection Style | PLAIN (TUBE) THIRD END |
| Connection Style | PLAIN (TUBE) SECOND END |
| Connection Style | PLAIN (TUBE) FIRST END |
| Connection Type | UNTHREADED EXTERNAL TUBE FIRST END |
| Connection Type | UNTHREADED EXTERNAL TUBE SECOND END |
| Connection Type | UNTHREADED EXTERNAL TUBE THIRD END |
| Nominal Outside Diameter Tube Accommodated | 1.000 INCHES THIRD END IN |
| Nominal Outside Diameter Tube Accommodated | 0.625 INCHES SECOND END IN |
| Nominal Outside Diameter Tube Accommodated | 1.000 INCHES FIRST END IN |
| Operating Pressure | 4000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Leg Length | 2.186 INCHES NOMINAL FIRST END IN |
| Leg Length | 1.847 INCHES NOMINAL SECOND END IN |
| Leg Length | 2.186 INCHES NOMINAL THIRD END IN |
| Maximum Operating Temp | -65.0 FAHRENHEIT SINGLE RESPONSE DEGF |
| Maximum Operating Temp | 275.0 FAHRENHEIT FIRST RESPONSE DEGF |
| 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 |
|---|---|
| AFP1861T161016 | Aerofit, Llc (USA) |
| AP3800T161016 | Sps Technologies, Llc Dba Airdrome Precision Components (USA) |
| 07A347-16-10-16 | Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp (USA) |
| 07A347-16-10-16 | Northrop Grumman Systems Corp Dba Northrop Grumman Computing Systems (USA) |
| 4PHS3119B423 | Tw Metals, Inc. Dba Oneal Flat Rolled Metals Llc (USA) |
| AAC4311-161016 | Allan Aircraft Supply Co., Llc Dba Allan Aircraft Supply (USA) |
| 4PHS311-161016 PRIMARY | Sps Technologies, Llc Dba Airdrome Precision Components (USA) |
| Reference | Meaning |
|---|---|
| 4PHS311-161016 | 5/9 Secondary reference Advanced Metal Components Inc |
| 07A347 | D/9 Drawing number reference only Northrop Grumman Systems Corp Dba Northrop Grumman Computing Systems |
| 4PHS3119B423 | 5/9 Secondary reference Te Connectivity Corporation Dba Raychem Product Division |
| DAA3119B423-07A347-16-10-16 | 5/2 Secondary reference U.S. Government activity |
| DAA3119B423 | D/9 Drawing number reference only U.S. Government activity |
| 4PHS3119B423 | 5/9 Secondary reference Advanced Metal Components Inc |
NSN 4730-01-439-4854 is a Tee,tube, manufactured by Sps Technologies, Llc Dba Airdrome Precision Components, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-439-4854 has 7 manufacturer part numbers on file: AFP1861T161016 (Aerofit, Llc), AP3800T161016 (Sps Technologies, Llc Dba Airdrome Precision Components), 07A347-16-10-16 (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp), 07A347-16-10-16 (Northrop Grumman Systems Corp Dba Northrop Grumman Computing Systems), 4PHS3119B423 (Tw Metals, Inc. Dba Oneal Flat Rolled Metals Llc) and 2 more.
1 possible match (shared part number, not a government interchangeability claim): 4730-01-439-4855. Verify interchangeability with system specifications before substitution.
Key specifications for 4PHS311-161016: Connection Style: PLAIN (TUBE) THIRD END; Connection Style: PLAIN (TUBE) SECOND END; Connection Style: PLAIN (TUBE) FIRST END; Connection Type: UNTHREADED EXTERNAL TUBE FIRST 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.