The Gasket, cataloged under National Stock Number 5330-01-575-9543, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Topog-E Gasket Co. Government technical data includes 9 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-01-575-9543 |
| Primary Part Number | 5INX7INX3/4IN |
| Item Name | Gasket |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Topog-E Gasket Co |
| Status | ACTIVE |
| Cross-Sectional Thickness | 0.250 INCHES NOMINAL IN |
| Style Designator | OVAL |
| Bearing Surface Width | 0.750 INCHES NOMINAL IN |
| Cross-Sectional Shape Style | SOLID SINGLE OR COMPOSITION |
| Aperture Width | 5.000 INCHES NOMINAL IN |
| Cut Type | RECTANGULAR OVERALL |
| Aperture Length | 7.000 INCHES NOMINAL IN |
| Material | RUBBER OVERALL |
| Fabrication Method | SOLID |
| 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 |
|---|---|
| HSA005467 | Nqea Marine Safety Pty Ltd (AUS) |
| 5INX7INX3/4IN PRIMARY | Topog-E Gasket Co (USA) |
| TOP7X5 | Tuck's Industrial Packings & Seals Pty Ltd (AUS) |
NSN 5330-01-575-9543 is a Gasket, manufactured by Topog-E Gasket Co, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-575-9543 has 3 manufacturer part numbers on file: HSA005467 (Nqea Marine Safety Pty Ltd), 5INX7INX3/4IN (Topog-E Gasket Co), TOP7X5 (Tuck's Industrial Packings & Seals Pty Ltd).
Key specifications for 5INX7INX3/4IN: Cross-Sectional Thickness: 0.250 INCHES NOMINAL IN; Style Designator: OVAL; Bearing Surface Width: 0.750 INCHES NOMINAL IN; Cross-Sectional Shape Style: SOLID SINGLE OR COMPOSITION. 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.