The Gasket, cataloged under National Stock Number 5330-01-596-0507, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Spira Manufacturing Corporation Dba Spira Manufacturing Corp. 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-01-596-0507 |
| Primary Part Number | ECS-E-26/S |
| Item Name | Gasket |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Spira Manufacturing Corporation Dba Spira Manufacturing Corp |
| Status | ACTIVE |
| Cross-Sectional Thickness | 0.042 INCHES NOMINAL IN |
| Style Designator | NON-CIRCULAR |
| Cross-Sectional Shape Style | METAL AND SYNTHETIC RUBBER |
| Aperture Diameter | 0.885 INCHES NOMINAL IN |
| Bolt Hole Quantity | 4 |
| Center to Center Distance Between Bolt Holes Along Length | 0.843 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN |
| Center to Center Distance Between Bolt Holes Along Width | 0.843 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN |
| Outside Edge to Bolt Hole Center Distance Along Length | 0.147 INCHES NOMINAL IN |
| Material | STEEL CORROSION RESISTING INTERNAL |
| Material | SILICONE BOTH SIDES |
| Material | TIN INNER RING |
| Hole Diameter | 0.125 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN |
| Outside Edge to Bolt Hole Center Distance Along Width | 0.147 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 |
|---|---|
| ECS-E-26/S PRIMARY | Spira Manufacturing Corporation Dba Spira Manufacturing Corp (USA) |
NSN 5330-01-596-0507 is a Gasket, manufactured by Spira Manufacturing Corporation Dba Spira Manufacturing Corp, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-596-0507 has 1 manufacturer part number on file: ECS-E-26/S (Spira Manufacturing Corporation Dba Spira Manufacturing Corp).
Key specifications for ECS-E-26/S: Cross-Sectional Thickness: 0.042 INCHES NOMINAL IN; Style Designator: NON-CIRCULAR; Overall Length: 1.138 INCHES NOMINAL IN; Cross-Sectional Shape Style: METAL AND SYNTHETIC RUBBER. 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.