The Gasket, cataloged under National Stock Number 5330-00-989-5879, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Naval Sea Systems Command. Government technical data includes 7 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5330-00-989-5879 |
| Primary Part Number | 2526834 |
| Item Name | Gasket |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Cross-Sectional Thickness | 0.154 INCHES MINIMUM AND 0.156 INCHES MAXIMUM IN |
| Special Test Features | MATERIAL: UNREINFORCED POLYOXYMETHYLENE HOMOPOLYMER BAR STOCK I/A/W ASTM D 6778 GROUP 01,CLASS 1,GRADE 1-5 |
| Maximum Pressure Rating | 8000.00 POUNDS PER SQUARE INCH (PSI) LBS |
| Supplementary Features | GASKET |
| Style Designator | CIRCULAR |
| Outside Diameter | 1.204 INCHES MINIMUM AND 1.214 INCHES MAXIMUM IN |
| Aperture Diameter | 0.874 INCHES MINIMUM AND 0.878 INCHES MAXIMUM 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 |
|---|---|
| 2526834 PRIMARY | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| 2526834 | 5/9 Secondary reference Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier |
NSN 5330-00-989-5879 is a Gasket, manufactured by Naval Sea Systems Command, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-00-989-5879 has 1 manufacturer part number on file: 2526834 (Naval Sea Systems Command).
1 possible match (shared part number, not a government interchangeability claim): 5310-01-086-1595. Verify interchangeability with system specifications before substitution.
Key specifications for 2526834: Cross-Sectional Thickness: 0.154 INCHES MINIMUM AND 0.156 INCHES MAXIMUM IN; Special Test Features: MATERIAL: UNREINFORCED POLYOXYMETHYLENE HOMOPOLYMER BAR STOCK I/A/W ASTM D 6778 GROUP 01,CLASS 1,GRADE 1-5; Maximum Pressure Rating: 8000.00 POUNDS PER SQUARE INCH (PSI) LBS; Supplementary Features: GASKET. 7 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.