The Seal,plain Encased, cataloged under National Stock Number 5330-00-003-6668, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. Government technical data includes 11 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-00-003-6668 |
| Item Name | Seal,plain Encased |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Status | ACTIVE |
| Temp Rating | -225.0 FAHRENHEIT AND 250.0 FAHRENHEIT DEGF |
| Seal Width | 0.687 INCHES NOMINAL IN |
| Sealing Element Style | VERTICAL-ANGULAR |
| Housing Bore Diameter | 2.500 INCHES NOMINAL IN |
| Accommodated Shaft Maximum Rated Speed | 2000 FEET PER MINUTE FT |
| Case Style | RECESSED |
| Accommodated Shaft Diameter | 1.500 INCHES NOMINAL IN |
| Material | STEEL CASE |
| Material | RUBBER SYNTHETIC SEALING ELEMENT A |
| Material | RUBBER SYNTHETIC SEALING ELEMENT B |
| Reference Number Differentiating Characteristics | CERTIFIED FREE FROM MERCURY CONTAMINATION |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 63X6551R2 | 3/1 Design control — primary reference Garlock Sealing Technologies Llc Dba Garlock Sealing Technologies Llc |
NSN 5330-00-003-6668 is a Seal,plain Encased, classified under FSC 5330, Packing and Gasket Materials. Status: active.
Key specifications for 5330-00-003-6668: Temp Rating: -225.0 FAHRENHEIT AND 250.0 FAHRENHEIT DEGF; Seal Width: 0.687 INCHES NOMINAL IN; Sealing Element Style: VERTICAL-ANGULAR; Housing Bore Diameter: 2.500 INCHES NOMINAL IN. 11 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.