The Elbow,pipe to Boss, cataloged under National Stock Number 4730-01-320-1638, 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 4730-01-320-1638 |
| Primary Part Number | 206801-8-8C |
| Item Name | Elbow,pipe to Boss |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Danfoss Power Solutions II, Llc |
| Status | ACTIVE |
| Furnished Items and Quantity | 1 PREFORMED PACKING |
| Flow Angle | 90.0 DEGREES |
| Connection Style | EXTERNAL SEAT FOR GASKET SEAL (BOSS) SECOND END |
| Connection Style | PLAIN (PIPE) FIRST END |
| Connection Type | THREADED INTERNAL PIPE FIRST END |
| Connection Type | THREADED EXTERNAL BOSS SECOND END |
| Leg Length | 1.219 INCHES NOMINAL FIRST END IN |
| Leg Length | 1.500 INCHES NOMINAL SECOND END IN |
| Nominal Thread Size | 0.750 INCHES SECOND END IN |
| Nominal Thread Size | 0.500 INCHES FIRST END IN |
| Thread Class | 2A SECOND END A |
| Material | STEEL CORROSION RESISTING OVERALL |
| Thread Series Designator | NPTF FIRST END |
| Thread Series Designator | UNF SECOND 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 |
|---|---|
| 206801-8-8C PRIMARY | Danfoss Power Solutions II, Llc (USA) |
| 701608 | Dresser, Llc (USA) |
| Reference | Meaning |
|---|---|
| 8-1/2AEOG-SS | 5/9 Secondary reference Parker-Hannifin Corporation Dba Pneutronics Div Tube Fittings Division |
| 8-1/2AEOG-SS | 5/9 Secondary reference U.S. Government activity |
NSN 4730-01-320-1638 is a Elbow,pipe to Boss, manufactured by Danfoss Power Solutions II, Llc, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-320-1638 has 2 manufacturer part numbers on file: 206801-8-8C (Danfoss Power Solutions II, Llc), 701608 (Dresser, Llc).
1 possible match (shared part number, not a government interchangeability claim): 5315-01-642-1176. Verify interchangeability with system specifications before substitution.
Key specifications for 206801-8-8C: Furnished Items and Quantity: 1 PREFORMED PACKING; Flow Angle: 90.0 DEGREES; Connection Style: EXTERNAL SEAT FOR GASKET SEAL (BOSS) SECOND END; Connection Style: PLAIN (PIPE) FIRST END. 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.