The Gasket, cataloged under National Stock Number 5330-00-256-0258, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Johnson Controls Navy Systems, Llc. Government technical data includes 7 specifications, cited from the U.S. Government catalog. The record lists 7 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 7 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-00-256-0258 |
| Primary Part Number | 186326PC39 |
| Item Name | Gasket |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Johnson Controls Navy Systems, Llc |
| Status | ACTIVE |
| Cross-Sectional Thickness | 0.031 INCHES NOMINAL IN |
| Style Designator | CIRCULAR |
| Material Document and Classification | MIL-A-17472 MIL SPEC ALL MATERIAL RESPONSES OVERALL |
| Cross-Sectional Shape Style | SOLID SINGLE OR COMPOSITION |
| Outside Diameter | 2.875 INCHES NOMINAL IN |
| Aperture Diameter | 2.625 INCHES NOMINAL IN |
| Material | ASBESTOS AND RUBBER NATURAL OR RUBBER SYNTHETIC OVERALL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Hazardous per DLA record (HMIC Y) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 186326PC39 PRIMARY | Johnson Controls Navy Systems, Llc (USA) |
| F445BPC6 PRIMARY | Emerson Electric Co Alco Controls Div (USA) |
| F584PC25 PRIMARY | Emerson Electric Co Alco Controls Div (USA) |
| 572PC29 PRIMARY | Emerson Electric Co Alco Controls Div (USA) |
| X728PC29 PRIMARY | Emerson Electric Co Alco Controls Div (USA) |
| F561PC26 PRIMARY | Emerson Electric Co Alco Controls Div (USA) |
| A1825-6 PRIMARY | Emerson Electric Co Alco Controls Div (USA) |
| Reference | Meaning |
|---|---|
| 212-59-030PC39 | 3/2 Design control — primary reference U.S. Government activity |
| 253-59-030PC39 | 3/2 Design control — primary reference U.S. Government activity |
| 55500-5900-871146PC26 | 3/2 Design control — primary reference U.S. Government activity |
| 228-59-019PC39 | 3/2 Design control — primary reference U.S. Government activity |
| 55500-5900-871154PC25 | 3/2 Design control — primary reference U.S. Government activity |
| 55500-5900-871150PC29 | 3/2 Design control — primary reference U.S. Government activity |
| 193PC29 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5330-00-256-0258 is a Gasket, manufactured by Johnson Controls Navy Systems, Llc, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-00-256-0258 has 7 manufacturer part numbers on file: 186326PC39 (Johnson Controls Navy Systems, Llc), F445BPC6 (Emerson Electric Co Alco Controls Div), F584PC25 (Emerson Electric Co Alco Controls Div), 572PC29 (Emerson Electric Co Alco Controls Div), X728PC29 (Emerson Electric Co Alco Controls Div) and 2 more.
Key specifications for 186326PC39: Cross-Sectional Thickness: 0.031 INCHES NOMINAL IN; Style Designator: CIRCULAR; Material Document and Classification: MIL-A-17472 MIL SPEC ALL MATERIAL RESPONSES OVERALL; Cross-Sectional Shape Style: SOLID SINGLE OR COMPOSITION. 7 specifications are documented in the U.S. Government catalog.
Hazardous per DLA record (HMIC Y). 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.