The Elbow,flange to Pipe, cataloged under National Stock Number 4730-01-245-3654, 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 Huntington Ingalls Inc Div Newport News Shipbuilding. Government technical data includes 5 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-245-3654 |
| Primary Part Number | 2285-1107 |
| Item Name | Elbow,flange to Pipe |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Huntington Ingalls Inc Div Newport News Shipbuilding |
| Status | ACTIVE |
| Flange Shape | ROUND WITH HOLES SECOND END |
| Flow Angle | 90.0 DEGREES |
| Connection Type | FLANGE SECOND END |
| Nominal Outside Diameter | 1.500 INCHES SECOND END IN |
| Material | COPPER ALLOY 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 |
|---|---|
| 2285-1107 PRIMARY | Huntington Ingalls Inc Div Newport News Shipbuilding (USA) |
| 508-5589057 ITEM F-3 | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| MILC20159 TY-1 | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
| MIL-C-20159 90 | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
| 508-5589057 | D/9 Drawing number reference only Naval Sea Systems Command |
NSN 4730-01-245-3654 is a Elbow,flange to Pipe, manufactured by Huntington Ingalls Inc Div Newport News Shipbuilding, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-245-3654 has 2 manufacturer part numbers on file: 2285-1107 (Huntington Ingalls Inc Div Newport News Shipbuilding), 508-5589057 ITEM F-3 (Naval Sea Systems Command).
2 possible matches (shared part number, not a government interchangeability claim): 4730-01-246-5132, 4330-01-272-7829. Verify interchangeability with system specifications before substitution.
Key specifications for 2285-1107: Flange Shape: ROUND WITH HOLES SECOND END; Flow Angle: 90.0 DEGREES; Connection Type: FLANGE SECOND END; Nominal Outside Diameter: 1.500 INCHES SECOND END IN. 5 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.