The Seal,plain Encased, cataloged under National Stock Number 5330-01-306-4871, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is John Crane, Inc. Government technical data includes 8 specifications, cited from the U.S. Government catalog. The record lists 4 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-01-306-4871 |
| Primary Part Number | 068-100-6-07EH5 |
| Item Name | Seal,plain Encased |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | John Crane, Inc |
| Status | ACTIVE |
| Seal Width | 0.188 INCHES NOMINAL IN |
| Sealing Element Style | VERTICAL |
| Housing Bore Diameter | 1.000 INCHES NOMINAL IN |
| Material Document and Classification | QQ-A-250/8 FED SPEC 1ST MATERIAL RESPONSE OR QQ-A-200/4 FED SPEC 2ND MATERIAL RESPONSE OR QQ-A-250/6 FED SPEC 2ND MATERIAL RESPONSE OR QQ-A-200/5 FED SPEC 3RD MATERIAL RESPONSE OR QQ-A-250/7 FED SPEC 3RD MATERIAL RESPONSE CASE |
| Case Style | SQUARE |
| Accommodated Shaft Diameter | 0.688 INCHES NOMINAL IN |
| Material | RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR SEALING ELEMENT |
| Material | ALUMINUM ALLOY 5052 OR ALUMINUM ALLOY 5083 OR ALUMINUM ALLOY 5086 CASE |
| 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 |
|---|---|
| 5428876-10 | Naval Sea Systems Command (USA) |
| 5428876-10 | Goriziane Group Spa (ITA) |
| 068-100-6-07EH5 | Vanseal Corp (USA) |
| 068-100-6-07EH5 PRIMARY | John Crane, Inc (USA) |
| Reference | Meaning |
|---|---|
| 0242-31624-00 | 5/9 Secondary reference U.S. Government activity |
| 068-100-6-07885 | 5/9 Secondary reference John Crane, Inc |
NSN 5330-01-306-4871 is a Seal,plain Encased, manufactured by John Crane, Inc, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-306-4871 has 4 manufacturer part numbers on file: 5428876-10 (Naval Sea Systems Command), 5428876-10 (Goriziane Group Spa), 068-100-6-07EH5 (Vanseal Corp), 068-100-6-07EH5 (John Crane, Inc).
Key specifications for 068-100-6-07EH5: Seal Width: 0.188 INCHES NOMINAL IN; Sealing Element Style: VERTICAL; Housing Bore Diameter: 1.000 INCHES NOMINAL IN; Material Document and Classification: QQ-A-250/8 FED SPEC 1ST MATERIAL RESPONSE OR QQ-A-200/4 FED SPEC 2ND MATERIAL RESPONSE OR QQ-A-250/6 FED SPEC 2ND MATERIAL RESPONSE OR QQ-A-200/5 FED SPEC 3RD MATERIAL RESPONSE OR QQ-A-250/7 FED SPEC 3RD MATERIAL RESPONSE CASE. 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.