The Tee,tube, cataloged under National Stock Number 4730-01-368-1218, 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 17 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-368-1218 |
| Primary Part Number | AFP1861T120814 |
| Item Name | Tee,tube |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Aerofit, Llc |
| Status | ACTIVE |
| Connection Style | PLAIN (TUBE) ALL ENDS |
| Tubing Wall Nominal Thickness for Which Designed | 0.077 INCHES SECOND END IN |
| Tubing Wall Nominal Thickness for Which Designed | 0.115 INCHES FIRST END IN |
| Tubing Wall Nominal Thickness for Which Designed | 0.135 INCHES THIRD END IN |
| Connection Type | UNTHREADED EXTERNAL TUBE ALL ENDS |
| Material Document and Classification | AMS4 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Outside Diameter Tube Accommodated | 0.500 INCHES SECOND END IN |
| Nominal Outside Diameter Tube Accommodated | 0.875 INCHES THIRD END IN |
| Nominal Outside Diameter Tube Accommodated | 0.750 INCHES FIRST END IN |
| Operating Pressure | 4000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Leg Length | 1.968 INCHES NOMINAL THIRD END IN |
| Leg Length | 1.638 INCHES NOMINAL SECOND END IN |
| Leg Length | 1.849 INCHES NOMINAL FIRST END IN |
| Maximum Operating Temp | 275.0 FAHRENHEIT SECOND RESPONSE DEGF |
| Maximum Operating Temp | -65.0 FAHRENHEIT FIRST RESPONSE DEGF |
| Media for Which Designed | AERONAUTICAL FLUID SINGLE RESPONSE |
| Material | TITANIUM 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 |
|---|---|
| AFP1861T120814 | Aerofit, Llc (USA) |
| 07A347-12-08-14 | Northrop Grumman Systems Corp Dba Northrop Grumman Computing Systems (USA) |
| AAC4311-120814 | Allan Aircraft Supply Co., Llc Dba Allan Aircraft Supply (USA) |
| AP3800T120814 | Sps Technologies, Llc Dba Airdrome Precision Components (USA) |
| Reference | Meaning |
|---|---|
| 4PHS311-120814 | 3/9 Design control — primary reference Advanced Metal Components Inc |
| 4PHS311-120814 | 5/9 Secondary reference Te Connectivity Corporation Dba Raychem Product Division |
| 921330 | D/9 Drawing number reference only Te Connectivity Corporation Dba Raychem Product Division |
NSN 4730-01-368-1218 is a Tee,tube, manufactured by Aerofit, Llc, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-368-1218 has 4 manufacturer part numbers on file: AFP1861T120814 (Aerofit, Llc), 07A347-12-08-14 (Northrop Grumman Systems Corp Dba Northrop Grumman Computing Systems), AAC4311-120814 (Allan Aircraft Supply Co., Llc Dba Allan Aircraft Supply), AP3800T120814 (Sps Technologies, Llc Dba Airdrome Precision Components).
2 possible matches (shared part number, not a government interchangeability claim): 4730-01-368-1221, 4730-01-446-1503. Verify interchangeability with system specifications before substitution.
Key specifications for AFP1861T120814: Connection Style: PLAIN (TUBE) ALL ENDS; Tubing Wall Nominal Thickness for Which Designed: 0.077 INCHES SECOND END IN; Tubing Wall Nominal Thickness for Which Designed: 0.115 INCHES FIRST END IN; Tubing Wall Nominal Thickness for Which Designed: 0.135 INCHES THIRD END IN. 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.