The Seal,plain Encased, cataloged under National Stock Number 5330-01-493-7348, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Naval Sea Systems Command. 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through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-01-493-7348 |
| Primary Part Number | 752-7068477-112 |
| Item Name | Seal,plain Encased |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Seal Width | 0.625 INCHES NOMINAL IN |
| Surface Treatment Document and Classification | QQ-Z-325 CLASS 2,TYPE II FED SPEC SINGLE TREATMENT RESPONSE CASE |
| Sealing Element Style | ANGULAR-OPPOSED |
| Housing Bore Diameter | 6.754 INCHES MINIMUM AND 6.759 INCHES MAXIMUM IN |
| Case Style | SQUARE |
| Accommodated Shaft Diameter | 5.375 INCHES NOMINAL IN |
| Surface Treatment | ZINC CASE |
| Material | STEEL CASE |
| Material | RUBBER SYNTHETIC SEALING ELEMENT A |
| Material | RUBBER SYNTHETIC SEALING ELEMENT B |
| 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 |
|---|---|
| 752-7068477-112 | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| 537-662-20L | 5/9 Secondary reference John Crane, Inc |
| H8321662PS-112 | 3/2 Design control — primary reference U.S. Government activity |
| H832-1662-112 | 5/2 Secondary reference U.S. Government activity |
| 560299 | 5/9 Secondary reference John Crane, Inc |
| 1549650 PC 79 | 5/9 Secondary reference Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier |
NSN 5330-01-493-7348 is a Seal,plain Encased, manufactured by Naval Sea Systems Command, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-493-7348 has 1 manufacturer part number on file: 752-7068477-112 (Naval Sea Systems Command).
Key specifications for 752-7068477-112: Seal Width: 0.625 INCHES NOMINAL IN; Surface Treatment Document and Classification: QQ-Z-325 CLASS 2,TYPE II FED SPEC SINGLE TREATMENT RESPONSE CASE; Sealing Element Style: ANGULAR-OPPOSED; Housing Bore Diameter: 6.754 INCHES MINIMUM AND 6.759 INCHES MAXIMUM 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.