The Coupling,tube, cataloged under National Stock Number 4730-01-194-5145, 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 17 specifications, cited from the U.S. Government catalog. The record lists 3 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 4730-01-194-5145 |
| Primary Part Number | AP355T06 |
| Item Name | Coupling,tube |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Sps Technologies, Llc Dba Airdrome Precision Components |
| Status | ACTIVE |
| Connection Style | SWIVEL NUT, FLARE (TUBE) STYLE 3 OPTIONAL END FIRST END |
| Connection Style | FLARELESS (TUBE) SECOND END |
| Nominal Overall Length | 1.267 INCHES IN |
| Connection Type | THREADED EXTERNAL TUBE SECOND END |
| Connection Type | THREADED INTERNAL TUBE FIRST END |
| Style Designator | THREADED EXTERNAL RIGID, THREADED INTERNAL SWIVEL |
| Material Document and Classification | AMS4965,6AL-4V ASSN STD SINGLE MATERIAL RESPONSE OVERALL V |
| Nominal Outside Diameter Tube Accommodated | 0.375 INCHES ALL ENDS IN |
| Nominal Thread Size | 0.562 INCHES ALL ENDS IN |
| Seat Angle | 37.0 DEGREES FIRST END |
| Seat Angle | 8.5 DEGREES SECOND END |
| Thread Class | 3A SECOND END A |
| Thread Class | 3B FIRST END |
| Thread Quantity Per Inch | 14 SECOND END |
| Material | TITANIUM ALLOY OVERALL |
| Thread Series Designator | UNJS SECOND END |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) FIRST END |
| 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 |
|---|---|
| AP355T06 PRIMARY | Sps Technologies, Llc Dba Airdrome Precision Components (USA) |
| 7M678T6 | The Boeing Company Div Defense (USA) |
| R44240T-06 PRIMARY | Parker-Hannifin Corporation Dba Pneutronics Div Stratoflex Product Division (USA) |
| Reference | Meaning |
|---|---|
| 7M678 | 7/1 Vendor item drawing reference The Boeing Company Div Defense |
NSN 4730-01-194-5145 is a Coupling,tube, manufactured by Sps Technologies, Llc Dba Airdrome Precision Components, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-194-5145 has 3 manufacturer part numbers on file: AP355T06 (Sps Technologies, Llc Dba Airdrome Precision Components), 7M678T6 (The Boeing Company Div Defense), R44240T-06 (Parker-Hannifin Corporation Dba Pneutronics Div Stratoflex Product Division).
Key specifications for AP355T06: Connection Style: SWIVEL NUT, FLARE (TUBE) STYLE 3 OPTIONAL END FIRST END; Connection Style: FLARELESS (TUBE) SECOND END; Nominal Overall Length: 1.267 INCHES IN; Connection Type: THREADED EXTERNAL TUBE SECOND END. 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.