The Gasket, cataloged under National Stock Number 5330-01-658-0019, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Morrison Brothers Co Dba Morrison Brothers Co. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-01-658-0019 |
| Primary Part Number | 285B--2205 2G |
| Item Name | Gasket |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Morrison Brothers Co Dba Morrison Brothers Co |
| Status | ACTIVE |
| Cross-Sectional Thickness | 0.06 INCHES NOMINAL IN |
| Style Designator | CIRCULAR |
| Material Document and Classification | 70 DURO BUNA-N H7105 MFR REF SINGLE MATERIAL RESPONSE OVERALL |
| Outside Diameter | 3.50 INCHES NOMINAL IN |
| Aperture Diameter | 2.88 INCHES NOMINAL IN |
| Material | RUBBER BUTADIENE NITRILE OVERALL |
| 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 |
|---|---|
| 285B--2205 2G PRIMARY | Morrison Brothers Co Dba Morrison Brothers Co (USA) |
| Reference | Meaning |
|---|---|
| B-6200-5 | D/9 Drawing number reference only Morrison Brothers Co Dba Morrison Brothers Co |
NSN 5330-01-658-0019 is a Gasket, manufactured by Morrison Brothers Co Dba Morrison Brothers Co, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-658-0019 has 1 manufacturer part number on file: 285B--2205 2G (Morrison Brothers Co Dba Morrison Brothers Co).
Key specifications for 285B--2205 2G: Cross-Sectional Thickness: 0.06 INCHES NOMINAL IN; Style Designator: CIRCULAR; Material Document and Classification: 70 DURO BUNA-N H7105 MFR REF SINGLE MATERIAL RESPONSE OVERALL; Outside Diameter: 3.50 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.