The Elbow,flange to Pipe, cataloged under National Stock Number 4730-01-350-3783, 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 Triumph Manufacturing Company, Inc.. Government technical data includes 2 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 4730-01-350-3783 |
| Primary Part Number | 2621-166-04 ASSY94 |
| Item Name | Elbow,flange to Pipe |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Triumph Manufacturing Company, Inc. |
| Status | ACTIVE |
| Operating Pressure | 700.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Material | STEEL COMP 304 OVERALL |
| 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 |
|---|---|
| 2621-166-04 ASSY 94 | Derbyshire Machine & Tool Co (USA) |
| 2621-166-04 ASSY94 PRIMARY | Triumph Manufacturing Company, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 2621-166-04 ASSY 94 | 3/2 Design control — primary reference U.S. Government activity |
| 14-97-2046 | 3/2 Design control — primary reference U.S. Government activity |
| 2621-166-04 | D/9 Drawing number reference only U.S. Government activity |
| 2621-166-04 ASSY 94 | 5/9 Secondary reference Carlton Precision Machine |
NSN 4730-01-350-3783 is a Elbow,flange to Pipe, manufactured by Triumph Manufacturing Company, Inc., classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-350-3783 has 2 manufacturer part numbers on file: 2621-166-04 ASSY 94 (Derbyshire Machine & Tool Co), 2621-166-04 ASSY94 (Triumph Manufacturing Company, Inc.).
1 possible match (shared part number, not a government interchangeability claim): 4730-01-350-3784. Verify interchangeability with system specifications before substitution.
Key specifications for 2621-166-04 ASSY94: Operating Pressure: 700.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS; Material: STEEL COMP 304 OVERALL. 2 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.