The Seal,plain, cataloged under National Stock Number 5330-00-447-2472, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Hatch & Kirk, Inc.. Government technical data includes 6 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-00-447-2472 |
| Primary Part Number | 3300820 |
| Item Name | Seal,plain |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Hatch & Kirk, Inc. |
| Status | ACTIVE |
| Seal Width | 0.484 INCHES NOMINAL IN |
| Housing Bore Diameter | 1.250 INCHES NOMINAL IN |
| Cross-Sectional Shape Style | SINGLE LIP |
| Accommodated Shaft Diameter | 0.719 INCHES NOMINAL IN |
| Material | PLASTIC POLYAMIDE NYLON AND RUBBER SYNTHETIC SEALING ELEMENT |
| Construction | SOLID |
| 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 |
|---|---|
| 3300820 PRIMARY | Hatch & Kirk, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 3300820 | 5/9 Secondary reference General Motors Corp Electro-Motive Div |
| DP00820 | 5/9 Secondary reference Diesel Parts International Corp |
NSN 5330-00-447-2472 is a Seal,plain, manufactured by Hatch & Kirk, Inc., classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-00-447-2472 has 1 manufacturer part number on file: 3300820 (Hatch & Kirk, Inc.).
1 possible match (shared part number, not a government interchangeability claim): 5340-01-215-6909. Verify interchangeability with system specifications before substitution.
Key specifications for 3300820: Seal Width: 0.484 INCHES NOMINAL IN; Housing Bore Diameter: 1.250 INCHES NOMINAL IN; Cross-Sectional Shape Style: SINGLE LIP; Accommodated Shaft Diameter: 0.719 INCHES NOMINAL IN. 6 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.