The Gasket, cataloged under National Stock Number 5330-00-593-2428, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Johnson S T Co. Government technical data includes 6 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-00-593-2428 |
| Primary Part Number | P1823 |
| Item Name | Gasket |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Johnson S T Co |
| Status | ACTIVE |
| Cross-Sectional Thickness | 0.030 INCHES MINIMUM AND 0.050 INCHES MAXIMUM IN |
| Material Document and Classification | 550,FSCM 03938 MFR REF SINGLE MATERIAL RESPONSE OVERALL |
| Cross-Sectional Shape Style | SOLID SINGLE OR COMPOSITION |
| Aperture Diameter | 1.094 INCHES NOMINAL IN |
| Material | CORK OVERALL |
| Hole Diameter | 0.328 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN |
| 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 |
|---|---|
| P18T3 | Johnson S T Co (USA) |
| P1823 PRIMARY | Johnson S T Co (USA) |
| Reference | Meaning |
|---|---|
| W3-87 | 5/9 Secondary reference U.S. Government activity |
| P18T3 | 5/9 Secondary reference Danfoss Fluid Power Inc Racine Opn |
| 1072 | 5/9 Secondary reference U.S. Government activity |
| P18T3 | 5/9 Secondary reference Danfoss Inc |
NSN 5330-00-593-2428 is a Gasket, manufactured by Johnson S T Co, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-00-593-2428 has 2 manufacturer part numbers on file: P18T3 (Johnson S T Co), P1823 (Johnson S T Co).
2 possible matches (shared part number, not a government interchangeability claim): 5340-00-812-3281, 5120-01-278-4795. Verify interchangeability with system specifications before substitution.
Key specifications for P1823: Cross-Sectional Thickness: 0.030 INCHES MINIMUM AND 0.050 INCHES MAXIMUM IN; Material Document and Classification: 550,FSCM 03938 MFR REF SINGLE MATERIAL RESPONSE OVERALL; Overall Length: 2.250 INCHES NOMINAL IN; Cross-Sectional Shape Style: SOLID SINGLE OR COMPOSITION. 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.