The Gasket, cataloged under National Stock Number 5330-01-669-0116, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-01-669-0116 |
| Primary Part Number | SS4423-16 |
| Item Name | Gasket |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp |
| Status | ACTIVE |
| Criticality Code Justification | AGAV |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | Y |
| Part Number | Manufacturer |
|---|---|
| SS4423-16 PRIMARY | Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp (USA) |
| Reference | Meaning |
|---|---|
| SS4423 | 7/2 Vendor item drawing reference Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp |
NSN 5330-01-669-0116 is a Gasket, manufactured by Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-669-0116 has 1 manufacturer part number on file: SS4423-16 (Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp).
Key specifications for SS4423-16: Criticality Code Justification: AGAV; Part Name Assigned by Controlling Agency: CH-53K SIKORSKY HEAVY LIFT HELICOPTER; End Item Identification: CH-53K SIKORSKY HEAVY LIFT HELICOPTER (CAI-CRITICAL APPLICATION ITEM). 1 specification is 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.