The Reducer,pipe, cataloged under National Stock Number 4730-00-239-2803, 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 Danfoss Power Solutions II, Llc. Government technical data includes 13 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 13 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-00-239-2803 |
| Primary Part Number | 2083-16-12S |
| Item Name | Reducer,pipe |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Danfoss Power Solutions II, Llc |
| Status | ACTIVE |
| Surface Treatment Document and Classification | J514 ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
| Connection Style | PLAIN (PIPE) ALL ENDS |
| Nominal Overall Length | 2.150 INCHES IN |
| Connection Type | THREADED EXTERNAL PIPE ALL ENDS |
| Operating Pressure | 4500.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Nominal Thread Size | 0.750 INCHES SECOND END IN |
| Nominal Thread Size | 1.000 INCHES FIRST END IN |
| Specification/standard Data | 81343-J514 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| Maximum Operating Temp | 400.0 FAHRENHEIT SINGLE RESPONSE DEGF |
| Nondefinitive Spec/std Data | 38 FIGURE |
| Material | STEEL OVERALL |
| Thread Series Designator | NPTF ALL ENDS |
| 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 |
|---|---|
| 2083-16-12S PRIMARY | Danfoss Power Solutions II, Llc (USA) |
| Reference | Meaning |
|---|---|
| J514 | 5/9 Secondary reference U.S. Government activity |
| 13207E8616 | 7/2 Vendor item drawing reference U.S. Government activity |
| 13207E7100FN40 | 5/9 Secondary reference Falcon Tool Co Inc |
| J514 | 5/1 Secondary reference Sae International Dba Sae International |
| 5404-16-12 | 5/1 Secondary reference Air-Way Manufacturing Company |
| J514 16-12 1401367C | 5/1 Secondary reference Sae International Dba Sae International |
| 13207E8616 | 5/9 Secondary reference Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution |
| J514 16-12 1401367C | 5/9 Secondary reference U.S. Government activity |
| 13207E7100FN40 | 5/1 Secondary reference U.S. Government activity |
| 2083-S | 5/1 Secondary reference Danfoss Power Solutions II, Llc |
| A107A-395 | D/9 Drawing number reference only Crane Carrier Company, Llc |
| 107A-9026 | 5/1 Secondary reference Crane Carrier Company, Llc |
| 16-12 140137C | 5/9 Secondary reference U.S. Government activity |
NSN 4730-00-239-2803 is a Reducer,pipe, manufactured by Danfoss Power Solutions II, Llc, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-00-239-2803 has 1 manufacturer part number on file: 2083-16-12S (Danfoss Power Solutions II, Llc).
Key specifications for 2083-16-12S: Surface Treatment Document and Classification: J514 ASSN STD SINGLE TREATMENT RESPONSE OVERALL; Connection Style: PLAIN (PIPE) ALL ENDS; Nominal Overall Length: 2.150 INCHES IN; Connection Type: THREADED EXTERNAL PIPE ALL ENDS. 13 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.