The Seal,nonmetallic Round Section, cataloged under National Stock Number 5330-01-662-1220, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. Government technical data includes 8 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-01-662-1220 |
| Item Name | Seal,nonmetallic Round Section |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Status | ACTIVE |
| Attachment Feature Quantity | 8 |
| Temp Rating | -65.0 FAHRENHEIT AND 450.0 FAHRENHEIT DEGF |
| Cross Section Inside Diameter | 3.75 INCHES NOMINAL IN |
| Cross Section Outside Diameter | 6.00 INCHES NOMINAL IN |
| Material | RUBBER SILICONE CLASS Q SEALING ELEMENT |
| Material | GLASS FIBER STRENGTHENING FEATURE |
| Reference Number Differentiating Characteristics | ITEM IS FAA CERTIFIED |
| Attachment Method | ROUND HOLE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| BOE2038-0005 | 3/1 Design control — primary reference Flexfab Llc |
| S210T121-5 | 7/1 Vendor item drawing reference U.S. Government activity |
NSN 5330-01-662-1220 is a Seal,nonmetallic Round Section, classified under FSC 5330, Packing and Gasket Materials. Status: active.
Key specifications for 5330-01-662-1220: Attachment Feature Quantity: 8; Temp Rating: -65.0 FAHRENHEIT AND 450.0 FAHRENHEIT DEGF; Cross Section Inside Diameter: 3.75 INCHES NOMINAL IN; Cross Section Outside Diameter: 6.00 INCHES NOMINAL IN. 8 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.