The Gasket, cataloged under National Stock Number 5330-01-048-6621, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Sae International Dba Sae International. Government technical data includes 9 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-01-048-6621 |
| Primary Part Number | MS27198-20 |
| Item Name | Gasket |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Sae International Dba Sae International |
| Status | ACTIVE |
| Temp Rating | -65.0 FAHRENHEIT AND 350.0 FAHRENHEIT DEGF |
| Gage Ring Thickness | 0.084 INCHES MINIMUM AND 0.100 INCHES MAXIMUM IN |
| Side Radius From Gasket Center | 0.922 INCHES NOMINAL IN |
| Style Designator | NON-CIRCULAR |
| Cross-Sectional Shape Style | METAL AND SYNTHETIC RUBBER |
| Aperture Diameter | 1.138 INCHES NOMINAL IN |
| Bolt Hole Quantity | 4 |
| Bolt Circle Diameter | 1.656 INCHES NOMINAL IN |
| Outside Corner Radius | 0.266 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 |
|---|---|
| MS27198-20 PRIMARY | Sae International Dba Sae International (USA) |
| Reference | Meaning |
|---|---|
| SAE-AS27198 | 3/1 Design control — primary reference Sae International Dba Sae International |
| MS27198-20 | 3/9 Design control — primary reference U.S. Government activity |
| MS27198-20 | 5/9 Secondary reference U.S. Government activity |
NSN 5330-01-048-6621 is a Gasket, manufactured by Sae International Dba Sae International, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-048-6621 has 1 manufacturer part number on file: MS27198-20 (Sae International Dba Sae International).
2 possible matches (shared part number, not a government interchangeability claim): 5330-01-171-3430, 5330-01-524-1291. Verify interchangeability with system specifications before substitution.
Key specifications for MS27198-20: Temp Rating: -65.0 FAHRENHEIT AND 350.0 FAHRENHEIT DEGF; Gage Ring Thickness: 0.084 INCHES MINIMUM AND 0.100 INCHES MAXIMUM IN; Side Radius From Gasket Center: 0.922 INCHES NOMINAL IN; Style Designator: NON-CIRCULAR. 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.