The Coupling,pipe, cataloged under National Stock Number 4730-01-004-9638, 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 14 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 7 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-004-9638 |
| Primary Part Number | 2040-6-6S |
| Item Name | Coupling,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) FIRST END |
| Connection Style | PLAIN (PIPE) SECOND END |
| Nominal Overall Length | 1.440 INCHES IN |
| Connection Type | THREADED INTERNAL PIPE FIRST END |
| Connection Type | THREADED EXTERNAL PIPE SECOND END |
| Style Designator | RIGID, THREADED INTERNAL AND EXTERNAL |
| Operating Pressure | 2500.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Nominal Thread Size | 0.375 INCHES ALL ENDS IN |
| Specification/standard Data | 81343-J514 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| Maximum Operating Temp | 250.0 FAHRENHEIT SINGLE RESPONSE DEGF |
| Nondefinitive Spec/std Data | 40 FIGURE |
| Material | STEEL OVERALL |
| Thread Series Designator | NPTF ALL ENDS |
| 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 |
|---|---|
| 2040-6-6S PRIMARY | Danfoss Power Solutions II, Llc (USA) |
| SAE J514-3 6-6 140139C PRIMARY | Sae International Dba Sae International (USA) |
| Reference | Meaning |
|---|---|
| SAE-J514-3 | 3/1 Design control — primary reference Sae International Dba Sae International |
| J514 | 5/1 Secondary reference Sae International Dba Sae International |
| SAE J514 6-6 140139C | 5/9 Secondary reference Sae International Dba Sae International |
| J514 | 5/9 Secondary reference U.S. Government activity |
| SAE-J514 | 5/9 Secondary reference Sae International Dba Sae International |
| 6-6 140139C | 5/9 Secondary reference U.S. Government activity |
| 6-6 140139C | 5/9 Secondary reference Sae International Dba Sae International |
NSN 4730-01-004-9638 is a Coupling,pipe, manufactured by Danfoss Power Solutions II, Llc, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-004-9638 has 2 manufacturer part numbers on file: 2040-6-6S (Danfoss Power Solutions II, Llc), SAE J514-3 6-6 140139C (Sae International Dba Sae International).
Key specifications for 2040-6-6S: Surface Treatment Document and Classification: J514 ASSN STD SINGLE TREATMENT RESPONSE OVERALL; Connection Style: PLAIN (PIPE) FIRST END; Connection Style: PLAIN (PIPE) SECOND END; Nominal Overall Length: 1.440 INCHES IN. 14 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.