The Gasket, cataloged under National Stock Number 5330-01-256-4500, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Ogs Industries, Inc. 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-01-256-4500 |
| Primary Part Number | 458-52506-1 |
| Item Name | Gasket |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Ogs Industries, Inc |
| Status | ACTIVE |
| Temp Rating | -40.0 FAHRENHEIT AND 1200.0 FAHRENHEIT DEGF |
| Cross-Sectional Thickness | 0.125 INCHES NOMINAL IN |
| Style Designator | CIRCULAR |
| Material Document and Classification | 110J CAGEC 8A623 MFR REF SINGLE MATERIAL RESPONSE SEALING ELEMENT |
| Material Document and Classification | QQ-S-766 FED SPEC SINGLE MATERIAL RESPONSE CASE |
| Cross-Sectional Shape Style | METAL WITH SOFT FILLER |
| Outside Diameter | 16.020 INCHES NOMINAL IN |
| Aperture Diameter | 14.220 INCHES NOMINAL IN |
| Bolt Hole Quantity | 24 |
| Bolt Circle Diameter | 15.120 INCHES NOMINAL IN |
| Material | PAPER SEALING ELEMENT |
| Material | STEEL COMP 321 CASE |
| Hole Diameter | 0.342 INCHES MINIMUM AND 0.354 INCHES MAXIMUM LOCATION NOT OTHERWISE SPECIFIED 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 |
|---|---|
| 458-52506-1 | Ogs Industries, Inc (USA) |
| Reference | Meaning |
|---|---|
| 45852506 | 5/9 Secondary reference Ogs Industries, Inc |
| 45852506-1 | 5/9 Secondary reference Gaskets Orings Rubber Inc |
| OGS110854 | 5/9 Secondary reference Ogs Industries, Inc |
| 458-52506-1 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5330-01-256-4500 is a Gasket, manufactured by Ogs Industries, Inc, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-256-4500 has 1 manufacturer part number on file: 458-52506-1 (Ogs Industries, Inc).
Key specifications for 458-52506-1: Temp Rating: -40.0 FAHRENHEIT AND 1200.0 FAHRENHEIT DEGF; Cross-Sectional Thickness: 0.125 INCHES NOMINAL IN; Style Designator: CIRCULAR; Material Document and Classification: 110J CAGEC 8A623 MFR REF SINGLE MATERIAL RESPONSE SEALING ELEMENT. 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.