The Gasket,spiral Wound, cataloged under National Stock Number 5330-01-377-5357, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Siemens Energy, Inc.. Government technical data includes 9 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5330-01-377-5357 |
| Primary Part Number | H1972-86 NON-ASBESTOS |
| Item Name | Gasket,spiral Wound |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Siemens Energy, Inc. |
| Status | ACTIVE |
| Cross-Sectional Thickness | 0.175 INCHES NOMINAL0.175 INCHES NOMINAL IN |
| Gage Ring Thickness | 0.125 INCHES NOMINAL0.125 INCHES NOMINAL IN |
| Style Designator | CIRCULAR |
| Material Document and Classification | MIL-G-24716 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Cross-Sectional Shape Style | METAL WINDING W/ SOFT FILLER AND OUTER RINGMETAL WINDING W/ SOFT FILLER AND OUTER RING |
| Outside Diameter | 2.500 INCHES NOMINAL2.500 INCHES NOMINAL IN |
| Aperture Diameter | 1.688 INCHES NOMINAL1.688 INCHES NOMINAL IN |
| Environmental Attribute Code | ASBESTOS ALTERNATIVE PRODUCTSASBESTOS ALTERNATIVE PRODUCTS |
| Material | NICKEL ALLOY 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 |
|---|---|
| H1972-86 NON-ASBESTOS PRIMARY | Siemens Energy, Inc. (USA) |
| Reference | Meaning |
|---|---|
| M24716 TY1-16712-H1972-86 | 5/9 Secondary reference U.S. Government activity |
NSN 5330-01-377-5357 is a Gasket,spiral Wound, manufactured by Siemens Energy, Inc., classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-377-5357 has 1 manufacturer part number on file: H1972-86 NON-ASBESTOS (Siemens Energy, Inc.).
Key specifications for H1972-86 NON-ASBESTOS: Cross-Sectional Thickness: 0.175 INCHES NOMINAL0.175 INCHES NOMINAL IN; Gage Ring Thickness: 0.125 INCHES NOMINAL0.125 INCHES NOMINAL IN; Style Designator: CIRCULAR; Material Document and Classification: MIL-G-24716 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL. 9 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.