The Gasket, cataloged under National Stock Number 5330-01-202-6741, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Dynalec Corporation. Government technical data includes 12 specifications, cited from the U.S. Government catalog. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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.
| Parameter | Value |
|---|---|
| NSN | 5330-01-202-6741 |
| Primary Part Number | 4LC2 |
| Item Name | Gasket |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Dynalec Corporation |
| Status | ACTIVE |
| Cross-Sectional Thickness | 0.063 INCHES NOMINAL IN |
| Inside Corner Radius | 0.125 INCHES NOMINAL IN |
| Outside Edge to Inside Edge Smallest Distance Along Width | 0.218 INCHES NOMINAL IN |
| Hardness Rating | 40.0 SHORE DUROMETER A NOMINAL OVERALL |
| Style Designator | NON-CIRCULAR |
| Material Document and Classification | ZZ-R-765 CLASS 2A FED SPEC SINGLE MATERIAL RESPONSE OVERALL A |
| Cross-Sectional Shape Style | SOLID SINGLE OR COMPOSITION |
| Aperture Width | 1.375 INCHES NOMINAL IN |
| Aperture Length | 3.562 INCHES NOMINAL IN |
| Outside Edge to Inside Edge Smallest Distance Along Length | 0.238 INCHES NOMINAL IN |
| Outside Corner Radius | 0.250 INCHES NOMINAL IN |
| Material | RUBBER SILICONE CLASS Q OVERALL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
NSN 5330-01-202-6741 is a Gasket, manufactured by Dynalec Corporation, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-202-6741 has 2 manufacturer part numbers on file: 4LC2 (Dynalec Corporation), A4245 (Dynalec Corporation).
Key specifications for 4LC2: Cross-Sectional Thickness: 0.063 INCHES NOMINAL IN; Inside Corner Radius: 0.125 INCHES NOMINAL IN; Outside Edge to Inside Edge Smallest Distance Along Width: 0.218 INCHES NOMINAL IN; Hardness Rating: 40.0 SHORE DUROMETER A NOMINAL OVERALL. 12 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.