The Gasket,spiral Wound, cataloged under National Stock Number 5330-01-588-3726, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Warren Controls, Inc.. Government technical data includes 5 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-01-588-3726 |
| Primary Part Number | B1560995 |
| Item Name | Gasket,spiral Wound |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Warren Controls, Inc. |
| Status | ACTIVE |
| Material Document and Classification | INCONEL 600 AND STAINLESS STEEL MFR REF SINGLE MATERIAL RESPONSE OUTER RING |
| Gage Ring Outside Diameter | 4.125 INCHES NOMINAL4.125 INCHES NOMINAL IN |
| Aperture Diameter | 2.375 INCHES NOMINAL2.375 INCHES NOMINAL IN |
| Material | CERAMIC INNER RING |
| Material | NICKEL ALLOY 600 AND STEEL CORROSION RESISTING OUTER RING |
| 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 |
|---|---|
| B1560995 PRIMARY | Warren Controls, Inc. (USA) |
| D3660901 ITEM 4 | Warren Controls, Inc. (USA) |
NSN 5330-01-588-3726 is a Gasket,spiral Wound, manufactured by Warren Controls, Inc., classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-588-3726 has 2 manufacturer part numbers on file: B1560995 (Warren Controls, Inc.), D3660901 ITEM 4 (Warren Controls, Inc.).
Key specifications for B1560995: Material Document and Classification: INCONEL 600 AND STAINLESS STEEL MFR REF SINGLE MATERIAL RESPONSE OUTER RING; Gage Ring Outside Diameter: 4.125 INCHES NOMINAL4.125 INCHES NOMINAL IN; Aperture Diameter: 2.375 INCHES NOMINAL2.375 INCHES NOMINAL IN; End Item Identification: 2 INCH TYPE 313N VALVE ASSEMBLY2 INCH TYPE 313N VALVE ASSEMBLY IN. 5 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.