The Seal,nonmetallic Special Shaped, cataloged under National Stock Number 5330-01-666-0308, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Arc Technologies Llc. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | Seal,nonmetallic Special Shaped |
| FSC / FSG | 5330 — Packing and Gasket Materials (FSG 53) |
| Manufacturers | Arc Technologies Llc (CAGE 0HM39); Cuming Microwave Corporation Div Ppg Aerospace, Cuming Microwave (CAGE 1SDY7) |
| Parameter | Value |
|---|---|
| NSN | 5330-01-666-0308 |
| Primary Part Number | JSFW16G1 |
| Item Name | Seal,nonmetallic Special Shaped |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Arc Technologies Llc |
| Status | ACTIVE |
| 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 |
|---|---|
| JSFW16G1 PRIMARY | Arc Technologies Llc (USA) |
| JSFW16G1 PRIMARY | Cuming Microwave Corporation Div Ppg Aerospace, Cuming Microwave (USA) |
| Reference | Meaning |
|---|---|
| JSFW16G1 | 1/2 Source control — Government-approved source U.S. Government activity |
| JSFW16 | D/9 Drawing number reference only U.S. Government activity |
NSN 5330-01-666-0308 is a Seal,nonmetallic Special Shaped, manufactured by Arc Technologies Llc, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-666-0308 has 2 manufacturer part numbers on file: JSFW16G1 (Arc Technologies Llc), JSFW16G1 (Cuming Microwave Corporation Div Ppg Aerospace, Cuming Microwave).
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.