The Gasket, cataloged under National Stock Number 5330-01-497-0299, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Naval Sea Systems Command. Government technical data includes 17 specifications, cited from the U.S. Government catalog. The record lists 5 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-01-497-0299 |
| Primary Part Number | 569-7067781-231 |
| Item Name | Gasket |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Center to Center Distance Between Largest Bolt Holes | 4.125 INCHES NOMINAL IN |
| Smallest Bolt Hole Quantity | 4 |
| Cross-Sectional Thickness | 0.063 INCHES NOMINAL IN |
| Largest Bolt Hole Quantity | 4 |
| Style Designator | NON-CIRCULAR SQUARE W/APERATURE |
| Material Document and Classification | MIL-R-2765 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Smallest Bolt Hole Diameter | 0.169 INCHES NOMINAL IN |
| Cross-Sectional Shape Style | SOLID SINGLE OR COMPOSITION |
| Aperture Diameter | 4.400 INCHES NOMINAL IN |
| Elongation Percentage | 300 MAXIMUM |
| Outside Edge to Largest Bolt Hole Center Distance Along Length | 0.280 INCHES NOMINAL IN |
| Outside Edge to Largest Bolt Hole Center Distance Along Width | 0.280 INCHES NOMINAL IN |
| Center to Center Distance Between Smallest Bolt Holes | 4.125 INCHES NOMINAL IN |
| Largest Bolt Hole Diameter | 0.169 INCHES NOMINAL IN |
| Outside Edge to Smallest Bolt Hole Center Distance Along Length | 0.280 INCHES NOMINAL IN |
| Material | RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR OVERALL |
| Outside Edge to Smallest Bolt Hole Center Distance Along Width | 0.280 INCHES NOMINAL IN |
| 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 |
|---|---|
| 569-7067781-231 PRIMARY | Naval Sea Systems Command (USA) |
| 569-7067769-231 PRIMARY | Naval Sea Systems Command (USA) |
| 569-7067771-531 PRIMARY | Naval Sea Systems Command (USA) |
| 569-7067771-231 PRIMARY | Naval Sea Systems Command (USA) |
| 569-7067781-531 PRIMARY | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| H677-2401-531 | 5/2 Secondary reference U.S. Government activity |
| H677-2701-531 | 5/2 Secondary reference U.S. Government activity |
| H677-2301-231 | 5/2 Secondary reference U.S. Government activity |
| H677-2701-231 | 5/2 Secondary reference U.S. Government activity |
| H677-2401-231 | 5/2 Secondary reference U.S. Government activity |
NSN 5330-01-497-0299 is a Gasket, manufactured by Naval Sea Systems Command, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-497-0299 has 5 manufacturer part numbers on file: 569-7067781-231 (Naval Sea Systems Command), 569-7067769-231 (Naval Sea Systems Command), 569-7067771-531 (Naval Sea Systems Command), 569-7067771-231 (Naval Sea Systems Command), 569-7067781-531 (Naval Sea Systems Command).
Key specifications for 569-7067781-231: Center to Center Distance Between Largest Bolt Holes: 4.125 INCHES NOMINAL IN; Smallest Bolt Hole Quantity: 4; Cross-Sectional Thickness: 0.063 INCHES NOMINAL IN; Largest Bolt Hole Quantity: 4. 17 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.