The Reducer,tube, cataloged under National Stock Number 4730-01-312-3103, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-312-3103 |
| Primary Part Number | AE16848P-1612 |
| Item Name | Reducer,tube |
| 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 |
| FSC Application Data | AIR REFUELING STORE,A-6,A-7 A |
| Connection Style | SWIVEL NUT INVERTED FLARE (TUBE) ALL ENDS |
| Nominal Overall Length | 2.044 INCHES IN |
| Connection Type | THREADED INTERNAL TUBE ALL ENDS |
| Material Document and Classification | AMS5643 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Outside Diameter Tube Accommodated | 0.660 INCHES SECOND END IN |
| Nominal Outside Diameter Tube Accommodated | 0.874 INCHES FIRST END IN |
| Nominal Thread Size | 1.250 INCHES FIRST END IN |
| Nominal Thread Size | 1.000 INCHES SECOND END IN |
| Seat Angle | 12.2 DEGREES ALL ENDS |
| Thread Class | 3A ALL ENDS A |
| Thread Quantity Per Inch | 16 SECOND END |
| Thread Quantity Per Inch | 14 FIRST END |
| Material | STEEL COMP 630 OVERALL |
| Thread Series Designator | UNIFIED NATIONAL JOINT (UNJ) SECOND END |
| Thread Series Designator | UNJS FIRST END |
| Reducer Type | CONCENTRIC |
| 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 |
|---|---|
| AE16848P-1612 PRIMARY | Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution (USA) |
| AP675P-1612 PRIMARY | Sps Technologies, Llc Dba Airdrome Precision Components (USA) |
| 505301612 | Mission Systems Davenport Inc. (USA) |
| R45309P-1612 PRIMARY | Parker-Hannifin Corporation Dba Pneutronics Div Stratoflex Product Division (USA) |
| Reference | Meaning |
|---|---|
| 50530P-1612 | C/1 Advisory reference — outside the item-of-supply concept Mission Systems Davenport Inc. |
NSN 4730-01-312-3103 is a Reducer,tube, 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 4730-01-312-3103 has 4 manufacturer part numbers on file: AE16848P-1612 (Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution), AP675P-1612 (Sps Technologies, Llc Dba Airdrome Precision Components), 505301612 (Mission Systems Davenport Inc.), R45309P-1612 (Parker-Hannifin Corporation Dba Pneutronics Div Stratoflex Product Division).
Key specifications for AE16848P-1612: FSC Application Data: AIR REFUELING STORE,A-6,A-7 A; Connection Style: SWIVEL NUT INVERTED FLARE (TUBE) ALL ENDS; Nominal Overall Length: 2.044 INCHES IN; Connection Type: THREADED INTERNAL TUBE ALL ENDS. 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.