The Seal,aircraft, cataloged under National Stock Number 5330-01-309-1791, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Kirkhill, Inc. Dba Kirkhill Inc. The record lists 3 manufacturer part numbers 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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.
| Item Name | Seal,aircraft |
| FSC / FSG | 5330 — Packing and Gasket Materials (FSG 53) |
| Manufacturers | Kirkhill, Inc. Dba Kirkhill Inc (CAGE 75345); D F P Manufacturing Corp Dba D F P (CAGE 9J659); Burke Industries Purosil Div (CAGE 07096) |
| Parameter | Value |
|---|---|
| NSN | 5330-01-309-1791 |
| Primary Part Number | A51B27166-46 |
| Item Name | Seal,aircraft |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Kirkhill, Inc. Dba Kirkhill Inc |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Part Number | Manufacturer |
|---|---|
| A51B27166-46 | Kirkhill, Inc. Dba Kirkhill Inc (USA) |
| A51B27166-46 | D F P Manufacturing Corp Dba D F P (USA) |
| A51B27166-46 | Burke Industries Purosil Div (USA) |
| Reference | Meaning |
|---|---|
| A51B27166-46 | C/1 Advisory reference — outside the item-of-supply concept Northrop Grumman Systems Corporation |
| A51B27166-46 | 3/9 Design control — primary reference Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Northrop Grumman Aeronautics Systems |
| A51B27166-46 | 5/9 Secondary reference Northrop Grumman Systems Corporation |
| A51B27166-46 | 5/9 Secondary reference Kirkhill Ta Haskon Div |
NSN 5330-01-309-1791 is a Seal,aircraft, manufactured by Kirkhill, Inc. Dba Kirkhill Inc, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-309-1791 has 3 manufacturer part numbers on file: A51B27166-46 (Kirkhill, Inc. Dba Kirkhill Inc), A51B27166-46 (D F P Manufacturing Corp Dba D F P), A51B27166-46 (Burke Industries Purosil Div).
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.