The Adapter,straight,tube to Boss, cataloged under National Stock Number 4730-01-309-3396, 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 Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 4730-01-309-3396 |
| Primary Part Number | AE16111-21-16 |
| Item Name | Adapter,straight,tube to Boss |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution |
| Status | ACTIVE |
| Connection Style | SWIVEL NUT, FLARELESS (SWIVEL NUT ATTACHMENT METHOD OPTIONAL) (TUBE) FIRST END |
| Connection Style | EXTERNAL SEAT FOR GASKET SEAL (BOSS) SECOND END |
| Nominal Overall Length | 1.349 INCHES IN |
| Connection Type | THREADED EXTERNAL TUBE FIRST END |
| Connection Type | THREADED EXTERNAL BOSS SECOND END |
| Nominal Outside Diameter Tube Accommodated | 1.000 INCHES FIRST END IN |
| Operating Pressure | 225.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Nominal Thread Size | 1.578 INCHES FIRST END IN |
| Nominal Thread Size | 1.312 INCHES SECOND END IN |
| Seat Angle | 12.0 DEGREES FIRST END |
| Thread Class | 3A FIRST END A |
| Thread Class | 3A SECOND END A |
| Thread Quantity Per Inch | 12 SECOND END |
| Thread Quantity Per Inch | 14 FIRST END |
| Material | TITANIUM ALLOY OVERALL |
| Thread Series Designator | UNIFIED NATIONAL JOINT (UNJ) SECOND END |
| Thread Series Designator | UNJS 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 |
|---|---|
| AP302T2116 | Sps Technologies, Llc Dba Airdrome Precision Components (USA) |
| AE16111-21-16 PRIMARY | Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution (USA) |
| R45116T-2116 | Parker-Hannifin Corporation Dba Pneutronics Div Stratoflex Product Division (USA) |
| GR550W20-16 | Northrop Grumman Systems Corporation (USA) |
| Reference | Meaning |
|---|---|
| GR550W | 7/1 Vendor item drawing reference Northrop Grumman Systems Corporation |
NSN 4730-01-309-3396 is a Adapter,straight,tube to Boss, manufactured by Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-309-3396 has 4 manufacturer part numbers on file: AP302T2116 (Sps Technologies, Llc Dba Airdrome Precision Components), AE16111-21-16 (Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution), R45116T-2116 (Parker-Hannifin Corporation Dba Pneutronics Div Stratoflex Product Division), GR550W20-16 (Northrop Grumman Systems Corporation).
1 possible match (shared part number, not a government interchangeability claim): 4730-01-350-1604. Verify interchangeability with system specifications before substitution.
Key specifications for AE16111-21-16: Connection Style: SWIVEL NUT, FLARELESS (SWIVEL NUT ATTACHMENT METHOD OPTIONAL) (TUBE) FIRST END; Connection Style: EXTERNAL SEAT FOR GASKET SEAL (BOSS) SECOND END; Nominal Overall Length: 1.349 INCHES IN; Connection Type: THREADED EXTERNAL TUBE FIRST 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.