The Seal,plain Encased, cataloged under National Stock Number 5330-00-154-8418, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Lake Shore Systems, Inc.. Government technical data includes 8 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-00-154-8418 |
| Primary Part Number | 61424PC21 |
| Item Name | Seal,plain Encased |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Lake Shore Systems, Inc. |
| Status | ACTIVE |
| Seal Width | 0.562 INCHES NOMINAL IN |
| Sealing Element Style | ANGULAR |
| Housing Bore Diameter | 5.501 INCHES NOMINAL IN |
| Accommodated Shaft Maximum Rated Speed | 2000 FEET PER MINUTE FT |
| Case Style | SQUARE |
| Accommodated Shaft Diameter | 4.625 INCHES NOMINAL IN |
| Material | STEEL CASE |
| Material | LEATHER 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 |
|---|---|
| 61424PC21 PRIMARY | Lake Shore Systems, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 52464PC11 | 5/9 Secondary reference Lake Shore Systems, Inc. |
| MB2452-20 | 5/9 Secondary reference Mkt Geotechnical Systems |
| 377TAG | 5/9 Secondary reference Mkt Geotechnical Systems |
| 550412 | 5/9 Secondary reference Mkt Geotechnical Systems |
NSN 5330-00-154-8418 is a Seal,plain Encased, manufactured by Lake Shore Systems, Inc., classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-00-154-8418 has 1 manufacturer part number on file: 61424PC21 (Lake Shore Systems, Inc.).
Key specifications for 61424PC21: Seal Width: 0.562 INCHES NOMINAL IN; Sealing Element Style: ANGULAR; Housing Bore Diameter: 5.501 INCHES NOMINAL IN; Accommodated Shaft Maximum Rated Speed: 2000 FEET PER MINUTE FT. 8 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.