The Elbow,pipe to Hose, cataloged under National Stock Number 4730-01-432-2502, 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 Perko Inc. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 4730-01-432-2502 |
| Primary Part Number | 63 009 PLB |
| Item Name | Elbow,pipe to Hose |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Perko Inc |
| Status | ACTIVE |
| Flow Angle | 90.0 DEGREES |
| Connection Type | THREADED EXTERNAL PIPE FIRST END |
| Nominal Thread Size | 2.000 INCHES FIRST END IN |
| Material | NICKEL ALLOY OVERALL |
| Thread Series Designator | NPT FIRST 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 |
|---|---|
| 63 009 PLB PRIMARY | Perko Inc (USA) |
| 5106177 PC 55 | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| 5106177 | D/9 Drawing number reference only Naval Sea Systems Command |
NSN 4730-01-432-2502 is a Elbow,pipe to Hose, manufactured by Perko Inc, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-432-2502 has 2 manufacturer part numbers on file: 63 009 PLB (Perko Inc), 5106177 PC 55 (Naval Sea Systems Command).
1 possible match (shared part number, not a government interchangeability claim): 4730-01-432-2503. Verify interchangeability with system specifications before substitution.
Key specifications for 63 009 PLB: Flow Angle: 90.0 DEGREES; Connection Type: THREADED EXTERNAL PIPE FIRST END; Nominal Thread Size: 2.000 INCHES FIRST END IN; End Item Identification: BOAT,UTILITY,170 PATROL COASTAL,PC-1 CLASS SHIPS. 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.