The Vent and Drain Assembly, cataloged under National Stock Number 4730-01-088-7559, 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 Portland Valve Llc. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 1 manufacturer part number 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-088-7559 |
| Primary Part Number | 2621-827-05ASSY108 |
| Item Name | Vent and Drain Assembly |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Portland Valve Llc |
| Status | ACTIVE |
| General Characteristics Item Description | CONSISTS OF 1 BODY,CRES; 1 RETAINER,CRES; 2 RINGS,POLYTETRAFLUOROETHYLENE; 1 VALVE,MONEL; 1 PLUG,MONEL; 2 O-RINGS,SYNTHETIC RUBBER; AND 2 PANHEAD SCREWS |
| 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 |
|---|---|
| 2621-827-05ASSY108 PRIMARY | Portland Valve Llc (USA) |
| Reference | Meaning |
|---|---|
| 2621-827-05ASSY108 | 5/2 Secondary reference U.S. Government activity |
| 513-4683690 ITE | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
| 2621-827-05ASSY108 | 5/9 Secondary reference Nucraloy Corp |
NSN 4730-01-088-7559 is a Vent and Drain Assembly, manufactured by Portland Valve Llc, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-088-7559 has 1 manufacturer part number on file: 2621-827-05ASSY108 (Portland Valve Llc).
Key specifications for 2621-827-05ASSY108: General Characteristics Item Description: CONSISTS OF 1 BODY,CRES; 1 RETAINER,CRES; 2 RINGS,POLYTETRAFLUOROETHYLENE; 1 VALVE,MONEL; 1 PLUG,MONEL; 2 O-RINGS,SYNTHETIC RUBBER; AND 2 PANHEAD SCREWS. 1 specification is 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.