The Seal,nonmetallic Round Section, cataloged under National Stock Number 5330-00-404-4914, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Niagara Cooler, Inc.. Government technical data includes 9 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-00-404-4914 |
| Primary Part Number | 8535215 |
| Item Name | Seal,nonmetallic Round Section |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Niagara Cooler, Inc. |
| Status | ACTIVE |
| Inside Corner Radius | 0.500 INCHES NOMINAL IN |
| Material Document and Classification | MIL-G-21610 TYPE 1 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Cross-Sectional Shape Style | CIRCULAR |
| Aperture Width | 4.381 INCHES MINIMUM AND 4.501 INCHES MAXIMUM IN |
| Cross Section Outside Diameter | 0.192 INCHES MINIMUM AND 0.218 INCHES MAXIMUM IN |
| Outside Corner Radius | 0.710 INCHES NOMINAL IN |
| Material | RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR OVERALL |
| Fabrication Method | SOLID |
| 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 |
|---|---|
| 8535215 PRIMARY | Niagara Cooler, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 8535215 | 5/9 Secondary reference General Electric Co Apparatus and Engineering Service Organization Div |
| 8535215 | 5/9 Secondary reference General Motors Corp Harrison Radiator Div |
NSN 5330-00-404-4914 is a Seal,nonmetallic Round Section, manufactured by Niagara Cooler, Inc., classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-00-404-4914 has 1 manufacturer part number on file: 8535215 (Niagara Cooler, Inc.).
Key specifications for 8535215: Inside Corner Radius: 0.500 INCHES NOMINAL IN; Material Document and Classification: MIL-G-21610 TYPE 1 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL; Cross-Sectional Shape Style: CIRCULAR; Aperture Width: 4.381 INCHES MINIMUM AND 4.501 INCHES MAXIMUM IN. 9 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.