The Seal,plain Encased, cataloged under National Stock Number 5330-01-566-9176, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Briggs and Stratton Corp. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-01-566-9176 |
| Primary Part Number | 821071 |
| Item Name | Seal,plain Encased |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Briggs and Stratton Corp |
| Status | ACTIVE |
| Reference Data and Literature | ILLUSTRATED P/L 522400,6111-8,REF 3 |
| 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 |
|---|---|
| 821071 | Illinois Auto Electric Co Dba Midwest Engine Warehouse (USA) |
| 820056 | Illinois Auto Electric Co Dba Midwest Engine Warehouse (USA) |
| 821071 PRIMARY | Briggs and Stratton Corp (USA) |
| Reference | Meaning |
|---|---|
| 820056 | 5/9 Secondary reference Briggs and Stratton Corp |
NSN 5330-01-566-9176 is a Seal,plain Encased, manufactured by Briggs and Stratton Corp, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-566-9176 has 3 manufacturer part numbers on file: 821071 (Illinois Auto Electric Co Dba Midwest Engine Warehouse), 820056 (Illinois Auto Electric Co Dba Midwest Engine Warehouse), 821071 (Briggs and Stratton Corp).
Key specifications for 821071: Reference Data and Literature: ILLUSTRATED P/L 522400,6111-8,REF 3; Part Name Assigned by Controlling Agency: SEAL-OIL (MAGNETO SIDE); End Item Identification: BRIGGS AND STRATTON MODEL SERIES 522400,850CC,DIESEL ENGINE. 1 specification is 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.