The Seal Ring,metal, cataloged under National Stock Number 5330-01-526-0964, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is The Boeing Company Div Defense. Government technical data includes 5 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 | 5330-01-526-0964 |
| Primary Part Number | 74A880620-2003 |
| Item Name | Seal Ring,metal |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | The Boeing Company Div Defense |
| Status | ACTIVE |
| Outside Diameter | 1.9800 INCHES NOMINAL IN |
| Joint Style | VERTICAL JOINT |
| Radial Wall Thickness | 0.3800 INCHES NOMINAL IN |
| Ring Style | EXPANDING CONCENTRIC |
| Material | STEEL COMP 301 OVERALL |
| 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 |
|---|---|
| 74A880620-2003 | Rbh Aerospace, Inc. Dba Rbh Aerospace Inc (USA) |
| 74A880620-2003 | Associated Aircraft Manufacturing & Sales, Inc. Dba Associated Aircraft Manufacturing & Sales Inc (USA) |
| 74A880620-2003 PRIMARY | The Boeing Company Div Defense (USA) |
NSN 5330-01-526-0964 is a Seal Ring,metal, manufactured by The Boeing Company Div Defense, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-526-0964 has 3 manufacturer part numbers on file: 74A880620-2003 (Rbh Aerospace, Inc. Dba Rbh Aerospace Inc), 74A880620-2003 (Associated Aircraft Manufacturing & Sales, Inc. Dba Associated Aircraft Manufacturing & Sales Inc), 74A880620-2003 (The Boeing Company Div Defense).
Key specifications for 74A880620-2003: Overall Width: 0.0120 INCHES NOMINAL IN; Outside Diameter: 1.9800 INCHES NOMINAL IN; Joint Style: VERTICAL JOINT; Radial Wall Thickness: 0.3800 INCHES NOMINAL IN. 5 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.