The Seal,nonmetallic Strip, cataloged under National Stock Number 5330-01-281-6523, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Mti Specialty Silicones Inc.. Government technical data includes 2 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through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-01-281-6523 |
| Primary Part Number | 68-412121-1 |
| Item Name | Seal,nonmetallic Strip |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Mti Specialty Silicones Inc. |
| Status | ACTIVE |
| Cross-Sectional Height | 0.188 INCHES NOMINAL IN |
| Cross-Sectional Width | 0.500 INCHES NOMINAL IN |
| 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 |
|---|---|
| 68-412121-1 | Mti Specialty Silicones Inc. (USA) |
| 5741811 | Am General Llc (USA) |
| Reference | Meaning |
|---|---|
| 68-412121-2 | 5/9 Secondary reference Great American Industries Inc |
| 5741218 | 5/9 Secondary reference Am General Llc |
| 68-412121-1 | 5/9 Secondary reference Great American Industries Inc |
| 68-412121-1 | 3/2 Design control — primary reference U.S. Government activity |
| 5330PL0852793 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
NSN 5330-01-281-6523 is a Seal,nonmetallic Strip, manufactured by Mti Specialty Silicones Inc., classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-281-6523 has 2 manufacturer part numbers on file: 68-412121-1 (Mti Specialty Silicones Inc.), 5741811 (Am General Llc).
Key specifications for 68-412121-1: Cross-Sectional Height: 0.188 INCHES NOMINAL IN; Cross-Sectional Width: 0.500 INCHES NOMINAL IN. 2 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.