The Seal,nonmetallic Round Section, cataloged under National Stock Number 5330-01-480-5146, 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 | 5330-01-480-5146 |
| Primary Part Number | 74B548165-101 |
| Item Name | Seal,nonmetallic Round Section |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | The Boeing Company Div Defense |
| Status | ACTIVE |
| Temp Rating | 2000.0 FAHRENHEIT DEGF |
| Operating Medium | FLAME |
| Supplementary Features | MAX WEIGHT 0.25 LBS LBS |
| Functional Description | FIRE BARRIER |
| Material | RUBBER SYNTHETIC SEALING ELEMENT |
| 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 |
|---|---|
| 30A331-101 | Rsa Engineered Products, Llc Dba Rsa Engineered Products Llc (USA) |
| 74B548165-101 | Northrop Grumman Systems Corporation Dba Northrop Grumman Is Div Northrop Grumman Aeronautics Systems (USA) |
| 74B548165-101 PRIMARY | The Boeing Company Div Defense (USA) |
NSN 5330-01-480-5146 is a Seal,nonmetallic Round Section, manufactured by The Boeing Company Div Defense, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-480-5146 has 3 manufacturer part numbers on file: 30A331-101 (Rsa Engineered Products, Llc Dba Rsa Engineered Products Llc), 74B548165-101 (Northrop Grumman Systems Corporation Dba Northrop Grumman Is Div Northrop Grumman Aeronautics Systems), 74B548165-101 (The Boeing Company Div Defense).
Key specifications for 74B548165-101: Temp Rating: 2000.0 FAHRENHEIT DEGF; Operating Medium: FLAME; Supplementary Features: MAX WEIGHT 0.25 LBS LBS; Special Features: CONSTRUCTED OF SILICONE RUBBER AND FIBERGLASS CLOTH IMPR. 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.