The Seal,plain Encased, cataloged under National Stock Number 5330-00-285-3974, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier. Government technical data includes 10 specifications, 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-00-285-3974 |
| Primary Part Number | 684429 |
| Item Name | Seal,plain Encased |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier |
| Status | ACTIVE |
| Temp Rating | 60.0 FAHRENHEIT AND 150.0 FAHRENHEIT DEGF |
| Seal Width | 0.375 INCHES NOMINAL IN |
| Sealing Element Style | VERTICAL |
| Housing Bore Diameter | 3.370 INCHES NOMINAL IN |
| Accommodated Shaft Maximum Rated Speed | 1000 FEET PER MINUTE FT |
| Case Style | SQUARE |
| Accommodated Shaft Diameter | 2.156 INCHES NOMINAL IN |
| Surface Treatment | ZINC CASE |
| Material | STEEL CASE |
| Material | WOOL SEALING ELEMENT |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 684429 PRIMARY | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA) |
NSN 5330-00-285-3974 is a Seal,plain Encased, manufactured by Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-00-285-3974 has 1 manufacturer part number on file: 684429 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier).
Key specifications for 684429: Temp Rating: 60.0 FAHRENHEIT AND 150.0 FAHRENHEIT DEGF; Seal Width: 0.375 INCHES NOMINAL IN; Sealing Element Style: VERTICAL; Housing Bore Diameter: 3.370 INCHES NOMINAL IN. 10 specifications are documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). 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.