The Gasket, cataloged under National Stock Number 5330-00-231-3328, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Huntington Ingalls Inc Div Newport News Shipbuilding. 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through both NSN and commercial part number lookups. 9 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-00-231-3328 |
| Primary Part Number | 274-264PC16 |
| Item Name | Gasket |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Huntington Ingalls Inc Div Newport News Shipbuilding |
| Status | ACTIVE |
| Cross-Sectional Thickness | 0.062 INCHES NOMINAL IN |
| Style Designator | CIRCULAR |
| Material Document and Classification | QQ-C-576,CR,SOFT ANNEALED FED SPEC ALL MATERIAL RESPONSES OVERALL |
| Cross-Sectional Shape Style | RECTANGULAR METAL |
| Outside Diameter | 2.562 INCHES NOMINAL IN |
| Aperture Diameter | 2.125 INCHES NOMINAL IN |
| Material | COPPER ALLOY 110 OR COPPER ALLOY 125 OR COPPER ALLOY 122 OR COPPER ALLOY 102 OR COPPER ALLOY 116 OR COPPER ALLOY 105 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 |
|---|---|
| 274-264PC16 | Huntington Ingalls Inc Div Newport News Shipbuilding (USA) |
| Reference | Meaning |
|---|---|
| 9876-595X4PC9 | 5/2 Secondary reference U.S. Government activity |
| 4276-31PC13 | 5/2 Secondary reference U.S. Government activity |
| 3076-48PCL3 | 5/9 Secondary reference U.S. Government activity |
| 4276-31REVAPC13 | 5/9 Secondary reference U.S. Government activity |
| K1-4900-1000288PCL3 | 3/2 Design control — primary reference U.S. Government activity |
| 576-4900-1505019REVAPC13 | 3/2 Design control — primary reference U.S. Government activity |
| 4276-31REVAPC13 | 5/2 Secondary reference U.S. Government activity |
| EBB4276-31PC13 | 5/9 Secondary reference U.S. Government activity |
| 7876-058PC10 | 5/2 Secondary reference U.S. Government activity |
NSN 5330-00-231-3328 is a Gasket, manufactured by Huntington Ingalls Inc Div Newport News Shipbuilding, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-00-231-3328 has 1 manufacturer part number on file: 274-264PC16 (Huntington Ingalls Inc Div Newport News Shipbuilding).
Key specifications for 274-264PC16: Cross-Sectional Thickness: 0.062 INCHES NOMINAL IN; Style Designator: CIRCULAR; Material Document and Classification: QQ-C-576,CR,SOFT ANNEALED FED SPEC ALL MATERIAL RESPONSES OVERALL; Cross-Sectional Shape Style: RECTANGULAR METAL. 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.