The Gasket,spiral Wound, cataloged under National Stock Number 5330-01-387-1968, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is The American Society of Mechanical Engineers. Government technical data includes 13 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-01-387-1968 |
| Primary Part Number | M16265 5.000NPS 300PSI GRA |
| Item Name | Gasket,spiral Wound |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | The American Society of Mechanical Engineers |
| Status | ACTIVE |
| Temp Rating | 875.0 FAHRENHEIT875.0 FAHRENHEIT DEGF |
| Cross-Sectional Thickness | 0.170 INCHES MINIMUM AND 0.170 INCHES MINIMUM AND 0.180 INCHES MAXIMUM0.180 INCHES MAXIMUM IN |
| Gage Ring Thickness | 0.119 INCHES MINIMUM AND 0.119 INCHES MINIMUM AND 0.131 INCHES MAXIMUM0.131 INCHES MAXIMUM IN |
| Maximum Pressure Rating | 300.0 POUNDS PER SQUARE INCH (PSI)300.0 POUNDS PER SQUARE INCH (PSI) LBS |
| Style Designator | CIRCULAR |
| Bearing Surface Width | 0.516 INCHES NOMINAL0.516 INCHES NOMINAL IN |
| Cross-Sectional Shape Style | METAL WINDING W/ SOFT FILLER AND OUTER RINGMETAL WINDING W/ SOFT FILLER AND OUTER RING |
| Outside Diameter | 6.938 INCHES MINIMUM AND 6.938 INCHES MINIMUM AND 7.000 INCHES MAXIMUM7.000 INCHES MAXIMUM IN |
| Gage Ring Outside Diameter | 8.000 INCHES NOMINAL8.000 INCHES NOMINAL IN |
| Aperture Diameter | 5.797 INCHES MINIMUM AND 5.797 INCHES MINIMUM AND 5.828 INCHES MAXIMUM5.828 INCHES MAXIMUM IN |
| Nondefinitive Spec/std Data | 300 SERIES AND 5.000 SIZE |
| Environmental Attribute Code | ASBESTOS ALTERNATIVE PRODUCTSASBESTOS ALTERNATIVE PRODUCTS |
| Material | GRAPHITE AND STEEL 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 |
|---|---|
| M16265 5.000NPS 300PSI GRA PRIMARY | The American Society of Mechanical Engineers (USA) |
| Reference | Meaning |
|---|---|
| M16265 5.000NPS 300PSI GRA | 5/9 Secondary reference U.S. Government activity |
| ASME B16.20 | 3/1 Design control — primary reference The American Society of Mechanical Engineers |
| MIL-G-16265 | 5/9 Secondary reference U.S. Government activity |
NSN 5330-01-387-1968 is a Gasket,spiral Wound, manufactured by The American Society of Mechanical Engineers, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-387-1968 has 1 manufacturer part number on file: M16265 5.000NPS 300PSI GRA (The American Society of Mechanical Engineers).
Key specifications for M16265 5.000NPS 300PSI GRA: Temp Rating: 875.0 FAHRENHEIT875.0 FAHRENHEIT DEGF; Cross-Sectional Thickness: 0.170 INCHES MINIMUM AND 0.170 INCHES MINIMUM AND 0.180 INCHES MAXIMUM0.180 INCHES MAXIMUM IN; Gage Ring Thickness: 0.119 INCHES MINIMUM AND 0.119 INCHES MINIMUM AND 0.131 INCHES MAXIMUM0.131 INCHES MAXIMUM IN; Maximum Pressure Rating: 300.0 POUNDS PER SQUARE INCH (PSI)300.0 POUNDS PER SQUARE INCH (PSI) LBS. 13 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.