The Seal,plain Encased, cataloged under National Stock Number 5330-01-027-0018, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. Government technical data includes 5 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-01-027-0018 |
| Item Name | Seal,plain Encased |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Status | ACTIVE |
| Seal Width | 0.437 INCHES NOMINAL IN |
| Sealing Element Style | ANGULAR |
| Case Style | FLANGED |
| Accommodated Shaft Diameter | 1.375 INCHES NOMINAL IN |
| Material | PLASTIC ALLYL 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 |
| Reference | Meaning |
|---|---|
| 450403 | 3/9 Design control — primary reference Federal-Mogul Corp Chassis Products Div |
NSN 5330-01-027-0018 is a Seal,plain Encased, classified under FSC 5330, Packing and Gasket Materials. Status: active.
3 possible matches (shared part number, not a government interchangeability claim): 1660-01-089-9674, 5950-01-142-0588, 5935-01-595-1438. Verify interchangeability with system specifications before substitution.
Key specifications for 5330-01-027-0018: Seal Width: 0.437 INCHES NOMINAL IN; Sealing Element Style: ANGULAR; Case Style: FLANGED; Accommodated Shaft Diameter: 1.375 INCHES NOMINAL IN. 5 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.